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- Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 1
Technical Reference Guide HP Compaq dc71xx and dx61xx Series Business Desktop Computers Document Part Number: 361834-002 January 2005 This document provides information on the design, architecture, function, and capabilities of the HP Compaq dc71xx and dx61xx Series Business Desktop Computers. This - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 2
MS-DOS, Windows, and Windows NT are HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP Guide HP Compaq dc71xx and dx61xx Series Business Desktop Computers - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 3
1-18 2.4.3 Support Components 1-19 2.4.4 System Memory 1-19 2.4.5 Mass Storage 1-19 2.4.6 Serial and Parallel Interfaces 1-20 2.4.7 Universal Serial Bus Interface 1-20 2.4.8 Network Interface Controller 1-20 2.4.9 Graphics Subsystem 1-21 2.4.10Audio Subsystem 1-21 2.5 Specifications 1-22 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 4
Upgrading 1-4 3.3 Memory Subsystem 1-4 3.4 Subsystem Configuration 1-9 4 System Support 4.1 Introduction 1-1 4.2 PCI Bus Overview 1-1 4.2.1 PCI Bus Transactions 1-2 4.2.2 PCI Bus Master Arbitration 1-8 4.2.3 Option ROM Mapping 1-8 4.2.4 PCI Interrupts 1-8 4.2.5 PCI Power Management Support - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 5
On-LAN Support 1-37 5.9.2 Alert Standard Format Support 1-37 5.9.3 Power Management Support 1-37 5.9.4 NIC Programming 1-38 5.9.5 NIC Connector 1-38 5.9.6 NIC Specifications 1-39 6 Integrated Graphics Subsystem 6.1 Introduction 1-1 6.2 Functional Description 1-2 6.2.1 Video Memory Allocation - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 6
Status 1-17 8.5.4 Drive Fault Prediction 1-17 8.6 PnP Support 1-18 8.6.1 SMBIOS 1-19 8.7 Power Management Functions 1-19 8.7.1 Independent PM Support 1-20 8.8 USB Legacy Support 1-21 A Error Messages and Codes B ASCII Character Set C Keyboard Index vi 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 7
and primarily deal with the system board and the power supply assembly. The appendices contain general data such as error codes and information about standard peripheral devices such as keyboards, graphics cards, and communications adapters. This guide can be used either as an online document or - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 8
Introduction 1.3 Model Numbering Convention The model numbering convention or HP systems is as follows: 1-2 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 9
cabinet. The serial number is also written into firmware and may be read with HP Diagnostics or Insight Manager utilities. 1.5 Notational Conventions The notational guidelines used in this guide are described in the following subsections. 1.5.1 Values Hexadecimal values are indicated by a numerical - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 10
power management Alert-On-LAN™ application-specific integrated circuit Alert Standard Format AT 1. attention (modem commands) 2. 286-based PC architecture ATA ATAPI AVI AT attachment (IDE protocol) ATA w/packet interface extensions audio-video interleaved AVGA Advanced VGA AWG BAT BCD BIOS - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 11
tube 1. Compaq system management 2. Compaq server management digital-to-analog converter direct current DOS compatibility hole Display Data Channel Double data rate (memory) dual inline memory module Deutche IndustriNorm (connector type) dual inline package direct memory access Desktop management - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 12
Data (format) Environmental Variable (data) Exchangeable Card Architecture first in/first out flag (register) frequency modulation fast page mode (RAM type) Floating point unit (numeric or math coprocessor) Frames per second Foot/feet gigabyte Graphics/memory controller hub ground general purpose - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 13
byte logical unit (SCSI) Meter Memory controller hub multimedia extensions Motion Picture Experts Group millisecond most significant bit/most significant byte multiplex motion video acceleration motion video window variable parameter/value network interface card/controller nickel-metal hydride non - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 14
PCI Express pulse code modulation Personal Computer Memory Card International Association PCI express graphics Power factor correction personal identification number Programmed I/O Part number power-on self test programmable read-only memory pointer random access memory row address strobe - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 15
and Abbreviations Description Single instruction multiple data single in-line memory module Self Monitor Analysis Report Technology system management interrupt system management mode system management RAM serial presence detect Sony/Philips Digital Interface (IEC-958 specification) Spare part number - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 16
W WOL WRAM ZF ZIF Table 1-1 Acronyms and Abbreviations Description Volts direct current Video Electronic Standards Association video graphics adapter very large scale integration Video RAM watt Wake-On-LAN Windows RAM zero flag zero insertion force (socket) 1-10 361834-002 Technical Reference - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 17
are easily upgradeable and expandable to keep pace with the needs of the office enterprise. HP Compaq dc7100 USDT HP Compaq dc7100 SFF HP Compaq dx61xx ST HP Compaq dx61xx MT HP Compaq dc7100 CMT Figure 2-1. HP Compaq dx61xx and dc71xx Series Business Desktop Computers This chapter includes - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 18
graphics controller ■ PC2700 and PC3200 DIMMs support on dx6100 and dc7100 models ■ PC2-4300 DIMM support on dx6120 models ■ IDE controller providing serial and parallel ATA support ■ Hard drive fault prediction ■ Eight USB 2.0 ports ■ Audio processor with one headphone output, one microphone - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 19
by Form Factor USDT SFF ST MT CMT Series dc7100 dc7100 dx6100 / dx6120 dx6100 / dx6120 dc7100 System Board Type custom custom custom µATX µATX Serial and parallel ports Optional [1] Standard Standard Standard Standard Memory: # of sockets Maximum memory Memory type 3 3 GB DDR - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 20
design that can be used in a tradition desktop (horizontal) orientation or as a small tower mounted in the supplied tower stand. ■ Microtower (MT)- A low-height tower that requires less vertical space than a minitower. ■ Convertible Minitower (CMT) -an ATX-type unit providing the most expandability - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 21
of the Ultra Slim Desktop (USDT) format factor. Item 1 2 3 4 Description MultiBay device bay MultiBay device eject lever Microphone audio In jack Headphone audio Out jack Item 5 6 7 8 Figure 2-2. HP Compaq dc7100 USDT Front View Decription USB ports 7, 8 Power LED MultiBay device / HD - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 22
eject button CD-ROM media tray CD-ROM drive open/close button Item 7 8 9 10 11 12 Figure 2-3. HP Compaq dc7100 SFF Front View Decription Microphone audio In jack Headphone audio Out jack USB ports 7, 8 Hard drive activity LED Power LED Power button 2-6 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 23
shows the front panel components of the Slim Tower (ST) form factor. Item 1 2 3 4 5 6 Description Micorphone audio In jack Headphone audio Out jack USB ports 7, 8 hard drive activity LED Power LED Power button Item 7 8 9 10 11 12 Figure 2-4. HP Compaq dx6100 ST Front View Decription Diskette - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 24
LED Diskette drive eject button USB ports 7, 8 Item 7 8 9 10 11 12 Figure 2-5. HP Compaq dx6100 MT Front View Decription CD-ROM drive open/close button Power button Power LED Hard drive activity LED Headphone audio Out jack Microphone audio In jack 2-8 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 25
drive activity LED Diskette drive eject button Hard drive activity LED Item 7 8 9 10 11 12 Figure 2-6. HP Compaq dc7100 CMT Front View Decription CD-ROM drive open/close button Power button Power LED USB ports 7, 8 Headphone audio Out jack Microphone audio In jack Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 26
45) VGA monitor connector (DB-15) AC input connector USB ports 1, 2 USB ports 3 - 6 Item 6 7 8 9 -- Figure 2-7. HP Compaq dc7100 USDT, Rear View Description Mouse connector (PS/2) Keyboard connector (PS/2) Line audio In Headphone / Speaker audio Out -- 2-10 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 27
height PCI 2.3 cards only SFF chassis without card cage SFF Chassis with card cage Item 1 2 3 4 5 6 Description NIC (LAN) connector (RJ-45) USB ports 3 - 6 Parallel port (DB-25) Serial port (DB-9) AC input connector USB ports 1, 2 Item 7 8 9 10 11 -- Figure 2-8. HP Compaq dc7100 SFF, Rear Views - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 28
PCI 2.3 cards only ST chassis without card cage ST chassis with card cage Item 1 2 3 4 5 6 Description AC input connector Parallel port (DB-25) USB ports 3 - 6 NIC (LAN) connector (RJ-45) Serial port (DB-9) Headphone / Speaker audio Out Item 7 8 9 10 11 -- Figure 2-9. HP Compaq dc7100 ST, Rear - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 29
present on SKUs that feature auto-ranging power supply. Figure 2-10. HP Compaq dx6100 MT, Rear View Description Mouse connector (PS/2) Parallel port connctor (DB-25) USB ports 1 - 4 Line audio Out jack Line audio In jack NIC (LAN) connector (RJ-45) -- Technical Reference Guide 361834-002 2-13 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 30
connector (PS/2)) AC line connector Item 7 8 9 10 11 12 Description Mouse connector (PS/2) Parallel port connector (DB-25) USB ports 1-4 Line audio Out jack Line audio In jack NIC (LAN) connector (RJ-45) Figure 2-11. HP Compaq dc7100 CMT, Rear View 2-14 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 31
and service guide for these systems. UIltra Slim Desktop Chassis The Ultra Slim Desktop (USDT) chassis used for the HP Compaq dc7100 models uses a compact, space-saving form factor. 1 2 3 7 4 6 5 Item 1 2 3 4 Description Power supply assembly DIMM sockets (3) PCI card cage Processor - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 32
Small Form Factor (SFF) used for the HP Compaq dc7100 models and the Slim Tower (ST) used for the HP Comapq dx6100 models are shown in Figure 2-13. Features include: ■ Tilting drive cage assembly for easy access to processor and memory sockets ■ Two configurations: ❏ Without card cage: ◆ Two half - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 33
(MT) chassis used for the HP Compaq dx6100 models. Features include: ■ Externally accessible drive bay assembly. ■ Easy access to expansion slots and all socketed system board components. 1 23 4 5 6 q - 9 7 8 Item 1 2 3 4 5 6 Description Power supply assembly Processor socket DIMM sockets - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 34
2-15 shows the layout for the Convertible Minitower (CMT) chassis in the minitower configuration used for HP Compaq dc7100 models. Features include: ■ Externally accessible drive bay assembly may be configured for minitower (vertical) or desktop (horizontal) position. ■ Easy access to expansion - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 35
header SATA #0 header PCI 2.3 slot Intenal speaker header Power supply (VccP) connector Processor socket Figure 2-16. USDT System Board Item 11 12 13 14 15 16 17 18 19 -- Description Power button, power LED, HD LED header Front panel audio connector Front panel USB port connector Chassis fan - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 36
USB port connector MultiBay connector DIMM sockets (4) CD-Audio input connector Diskette drive connector PATA (primary IDE) connector Auxiliary audio input connector Power supply connector Cover lock (solenoid) connector Cover sensor connector -- NOTE: See SFF and ST rear chassis illustrations for - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 37
(VccP) connector Serial port B header [2] Processor socket Processor fan connector DIMM sockets (4) MultiBay conector [2] Diskette drive connector Parallel ATA connector Power supply connector Serial ATA #3 connector [2] Item 16 17 18 19 20 21 22 23 24 25 26 27 28 29 -- Description Serial ATA - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 38
slot, and feature as standard a serial ATA (SATA) hard drive with support for legacy parallel ATA 100 devices including a MultiBay device. Table 2-2 lists the differences between models. Model Chipset Memory sockets DDR2 models? Graphics upgrade PCI Express x16 graphics slot? PCI Express x1 slot - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 39
SATA Hard Drive MultiBay Device CD-ROM AC97 Audio Subsystem DMI SFF, ST, MT, and CMT form factors only. [2] 82915GV for USDT form factor 82915G for SFF. ST. MT, and CMT form factors Keyboard Floppy Mouse Power Supply Figure 2-19 System Architecture, Block diagram Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 40
extension (MMX) instructions. Also included are streaming SIMD extensions (SSE and SSE2) for enhancing 3D graphics and speech type when replacing the processor. Refer to the applicable Service Reference Guide for detailed removal and replacement procedures of the heatsink/fan assembly and the - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 41
chipset consists of a Graphics Memory Controller Hub (GMCH), an support AC '97 controller RTC/CMOS IRQ controller Power management logic USB 1.1/2.0 controllers supporting eight (8) ports 82802 FWH [1] Loaded with HP/Compaq BIOS NOTE: [1] Or equivalent component. Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 42
and monitoring Power supply voltage monitoring SMBus and Low Pin Count (LPC) bus I/F BCM5751 Ethernet Controller 10/100/1000 Fast Ethernet network interface controller. AD1981B Audio Codec Audio mixer Digital-to-analog converter Analog-to-digital converter Analog I/O 6-channel audio support - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 43
support at least two mass storage devices, with one being externally accessible for removable media. These systems provide one, two, or four SATA interfaces and one PATA interface. These systems may be preconfigured or upgraded with a 40-, 80-, or 160-GB SATA hard drive and one removable media drive - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 44
used in the SFF, ST, MT, and CMT form factors supports upgrading through a PCI Express x16 graphics slot. The IGC of the 82915GV used in the USDT form factor does not support a PCI Express x16 graphic slot and may only be upgraded through the PCI 2.3 slot. 2.4.10 Audio Subsystem These systems - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 45
2-7 Electrical Specifications Parameter U.S. Input Line Voltage: Nominal: Maximum: 100-240 VAC 90-264 VAC Input Line Frequency Range: Nominal: Maximum: 50-60 Hz 47-63 Hz Power Supply: Maximum Continuous Power: USDT ST or SFF MT CMT Maximum Line Current Draw: USDT SF or SFF MT CMT 200 watts - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 46
System Overview Table 2-8 Physical Specifications Parameter USDT ST SFF MT CMT [3] Height 2.95 in (7.49 cm) drives/peripherals. [2] Without MultiBay device installed. [3] Minitower configuration. For desktop configuration, swap Height and Width dimensions. [4] Applicable To unit in desktop - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 47
Table 2-9 Diskette Drive Specifications Parameter Measurement Media Type 3.5 in 1.44 MB/720 KB diskette Height 1/3 bay (1 in) Bytes per Sector 512 Sectors per low) Settling Time Latency Average 3 ms/6 ms 94 ms/169 ms 15 ms 100 ms System Overview Technical Reference Guide 361834-002 2-31 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 48
Disc Diameter Disc Thickness Track Pitch Laser Beam Divergence Output Power Type Wave Length Average Access Time: Random Full Stroke Audio Output Level Cache Buffer Table 2-10 Optical Drive Specifications 48x CD-ROM 48/24/28x CD-RW Drive IDE IDE Mode 1,2, Mixed Mode, CD-DA, Mode 1,2, Mixed - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 49
System Overview Table 2-11 Hard Drive Specifications Parameter 40 GB 80 GB Drive Size 3.5 in 3.5 in Interface SATA SATA Transfer Rate 150 MB/s 150 MB/s Drive Protection System Support? Yes Yes Typical Seek Time (w/settling) Single Track Average Full Stroke 1.2 ms 8.0 ms 18 ms 0.8 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 50
System Overview 2-34 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 51
chipset (Figure 3-1). The dx6100 and dc7100 models support PC2700 or PC3200 DDR memory and come standard with PC3200 DIMMs installed. The dx6120 models support PC2-4300 DDR2 DIMMs only. Pentium 4 Processor FSB I/F 82915G SDRAM GMCH Cntrl Note: [1] SFF, ST, MT, and CMT models only. XMM1 Ch A DIMM - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 52
(SSE2)-In addition to the SSE support provided by previous Pentium processors, the Pentium 4 processor includes an additional 144 MMX instructions, further enhancing: ❏ Streaming video/audio processing ❏ Photo/video editing ❏ Speech recognition ❏ 3D processing ❏ Encryption processing ■ Quad-pumped - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 53
, such a condition could still result in damage to the processor component. Refer to the applicable Service Reference Guide for processor installation instructions. Ä CAUTION: Installing a processor that is not supported by the system board may cause damage to the system board and/or the processor - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 54
specification for 128-byte EEPROMs. This system also provides support for 256-byte EEPROMs to include additional HP-added features such as part number and serial number. The SPD format as supported in this system (SPD rev. 1) is shown in Table 3-1. If BIOS detects an unsupported DIMM, a "memory - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 55
512-MB none none none 1-GB none 1-GB none 1-GB 1-GB NOTE: [1] SFF, ST, MT, and CMT form factors only. Total 128-MB 256-MB (dual-channel) 384-MB (dual- ) ✎ DDR and DDR2 DIMMs are NOT interchangeable. Memory type is defined by the system board. Technical Reference Guide 361834-002 3-5 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 56
Code DIMM OEM Location OEM's Part Number OEM's Rev. Code Manufacture Date OEM's Assembly S/N OEM Specific Data Intel frequency check Reserved Compaq CAS# address. [4] Refer to memory manufacturer's datasheet [5] MSb is Self Refresh flag. If set (1), assembly supports self refresh. [6] Back-to-back - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 57
Extended BIOS Expansion Area Legacy Video Base Memory 1 MB 640 KB ✎ All locations in memory are cacheable. Base memory is always mapped to DRAM. The next 128 KB fixed memory area can, through the north bridge, be mapped to DRAM or to PCI space. Graphics RAM area is mapped to PCI or AGP locations - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 58
Processor/Memory Subsystem 3-8 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 59
Support 4.1 Introduction This chapter covers subjects dealing with basic system architecture and covers the following topics: ■ PCI bus overview (4.2), page 4-1 ■ System resources (4.3), page 4-11 ■ Real-time clock and configuration memory this guide. For detailed information on specific components - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 60
System Support Memory Cntlr Function 82915G/GV [1] GMCH Integrated [1] PCI 2.3 slot(s) Notes: [1] USDT form factor; 82915GV; SFF, ST, MT, and CMT form factors, 82915G [2] SFF. ST, MT, and CMT form factors only. Figure 4-1. PCI Bus bytes at a time). 4-2 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 61
to a device on a downstream PCI bus as identified by bus number bits . With three or more PCI buses, a PCI bridge may convert a Type 1 to a Type 0 if it's destined for a device being serviced by that bridge or it may forward the Type 1 cycle unmodified if it is destined for a device being - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 62
Support USB I/F #4 USB 2.0 Controller AC97 Audio Controller AC97 Modem Controller Network Interface -- --- AD20 AD25 AD27 AD29 NOTES: [1] Not used in these systems. [2] SFF, ST, MT, & CMT form factors only. [3] CMT form factor with PCI expansion board. 4-4 361834-002 Technical Reference - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 63
Card Bus CIS Pointer Base Address Registers Index FCh 40h 3Ch 38h 34h 30h 2Ch 28h 10h BIST Hdr. T ype Lat. Timer Line Size 0Ch Class Code Status Revision ID 08h Command 04h Device ID Vendor ID 00h 31 24 23 16 15 8 7 0 Device-Specific The PCI bus supports a bus master/target - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 64
supports the three legacy PCI address spaces (memory, I/O, configuration) as well as a new message space. The message space allows in-band processing of interrupts through use of the Message Signal Interrupt (MSI) introduced with the PCI 2.2 specification. The MSI method eliminates the need for hard - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 65
Support Link , one for receive. System Board TX Device A RX PCI Express Card Device B Figure 4-4. PCI Express Bus Lane Each byte is transferred using Lane # 0 0 0 0 1 0 1 1 2 0 2 2 3 0 3 3 4 0 0 4 5 0 1 5 6 0 2 6 7 0 3 7 Technical Reference Guide 361834-002 4-7 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 66
Support This system complies with the PCI Power Management Interface Specification (rev 1.0). The PCI Power Management Enable (PME-) signal is supported by the chipset and allows compliant PCI peripherals to initiate the power management routine. 4-8 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 67
4.2.6 PCI Connectors PCI 2.3 Connector A1 System Support A49 A52 A62 B2 B49 B52 B62 Figure 4-5. PCI 2.3 Bus Connector (32-Bit, 5.0-volt Type) Pin B Signal AD13 AD11 GND AD09 Key Key C/BE0- +3.3 VDC AD06 AD04 GND AD02 AD00 +5 VDC REQ64+5 VDC +5 VDC Technical Reference Guide 361834-002 4-9 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 68
System Support PCI Express Connectors A1 A11 A12 A18 x1 Connector A82 x16 Connector B1 B11 B12 B82 Figure 4-6. PCI Express Bus Connectors Pin B Signal GND GND PERp12 PERn12 GND GND PERp13 PERn13 GND GND PERp14 PERn14 GND GND PERp15 PERn15 GND 4-10 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 69
System Support the microprocessor by the use of the STI and CLI instructions. A nonmaskable interrupt cannot be masked off within the microprocessor to determine the source of the interrupt and then services the peripheral as appropriate. Most IRQs are routed through Reference Guide 361834-002 4-11 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 70
System Support 8259 Real-time clock IRQ9 Unused IRQ10 PCI devices/slots IRQ11 Audio codec IRQ12 Mouse IRQ13 Coprocessor (math) IRQ14 Primary IDE Serial port (COM1) IRQ5 Network interface controller IRQ6 Diskette drive controller IRQ7 Parallel port (LPT1) IRQ2 NOT AVAILABLE ( - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 71
using INTA. MT, CMT form factors only. SFF, ST, MT, CMT form factors only. The PCI interrupts can be configured by PCI Configuration Registers 60h..63h to share the standard ISA interrupts (IRQn). ✎ The APIC mode is supported by the Windows NT, Windows 2000, and Windows XP operating systems. Systems - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 72
System Support Maskable Interrupt processing is controlled and monitored through non-maskable interrupt signals: the NMI- and the SMI-. These signals have service priority over all maskable interrupts, with the SMI- having top priority over all . 4-14 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 73
System Support The NMI Status System Management Interrupt) is typically used for power management functions. When power management is enabled, inactivity timers are monitored APM BIOS to service the SMI- according to the cause of the timeout. Although the SMI- is primarily used for power management - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 74
interactions with memory, freeing the CPU specific device. Table 4-9 lists the default configuration of the DMA channels. Table 4-9. Default DMA Channel Assignments DMA Channel Device ID Controller 1 (byte transfers) 0 Spare 1 Audio subsystem 2 Diskette drive drive controller. The PC/ - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 75
DMA operations are only possible between 16-bit memory and 16-bit peripherals. The RAM refresh is designed to perform a memory read cycle on each of the 512 row addresses in the DRAM memory space. Refresh operations are used to refresh memory on the 32-bit memory bus and the ISA bus. The refresh - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 76
System Support The remaining address lines are in an undefined state during the refresh cycle. The refresh operations are driven by 0C6h 0C8h 0C8h 0CAh 0CAh 0CCh 0CCh 0CEh 0CEh 0DAh 0D8h 0DAh 0DCh R/W R W W W W W W R W R W R W R W R W R W R W R R W W W 4-18 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 77
A lithium 3-VDC battery is used for maintaining the RTC and configuration memory while the system is powered down. During system operation a wire-Ored circuit allows the RTC and configuration memory to draw power from the power supply. The battery is located in a battery holder on the system board - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 78
System Support 4.4.2 CMOS Archive and Restore During the boot sequence the BIOS saves a copy of NVRAM (CMOS contents, password(s) and other system variables) in a portion of the flash ROM. Should the system become un-usable, the last good copy of NVRAM data can be restored with the Power Button - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 79
Hard drive 2, primary controller 33h Miscellaneous flags set by BIOS Hard drive 1, secondary controller 34h International language Hard drive 2, secondary controller 35h APM status flags Enhanced hard drive support 36h ECC POST test single bit Reserved 37h-3Fh Power-on password Power - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 80
is powered up and the user completes the boot sequence successfully, at which time the bit will be cleared. Through Setup, the user can set this function to be used by Alert-On-LAN and or one of three levels of support for a "cover removed" condition: 4-22 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 81
can then be brought back up ("wake-up") by events defined by the ACPI specification. The ACPI wake-up events supported by this system are listed as follows: ACPI Wake-Up Event Power Button RTC Alarm Wake On LAN (w/NIC) PME Serial Port Ring USB Keyboard Mouse System Wakes From Suspend or soft - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 82
red 8 times @ I Hz [1] 8 [2] Reflash BIOS ROM Boot failure (after power on) Blinks red 9 times @ I Hz [1] 9 [2] Check power supply, processor, sys. bd Bad option card Blinks red 10 times @ I Hz [1] 10 [2] Replace option card [1] Repeated after 2 second pause. [2] Beeps are produced by the - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 83
All systems also provide or support an auxiliary chassis fan. All fans are controlled through temperature sensing logic on the system board and/or in the power supply. There are some electrical corresponding headers to ensure proper cooling of the system. Technical Reference Guide 361834-002 4-25 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 84
System Support 4.6 Register Map and Miscellaneous Functions This section contains space is enabled for primary drive) Parallel Port (LPT1) Graphics Controller Parallel Port (LPT3) Serial Port (COM3) Diskette Drive Controller Primary Addresses IDE . 4-26 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 85
Support 00h = Diskette Drive I/F 01h = Power Management 00h PLL / Oscillator Control 04h Reserved Configuration Address (Low Byte) Configuration Address (High Byte) Reserved NOTE: For a detailed description of registers refer to appropriate SMC documentation. Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 86
covered in this guide utilize the following specialized functions built into the LPC 47B397 I/O Controller: ■ Power/Hard drive LED control-The hood sensor switch to record hood (cover) removal. ■ Hood lock/unlock-Supported on SFF, ST, and CMT form factors, logic internal to the LPC47B397 controls - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 87
(5.7), page 5-25 ■ Audio subsystem (5.8), page 5-29 ■ Network interface controller (5.9), page 5-36 5.2 PATA/SATA Interfaces These systems provide both legacy EIDE (i.e., parallel ATA or PATA) and serial ATA (SATA) interfaces. All systems are shipped configured with SATA hard drives. One 40-pin IDE - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 88
ID 00h 30..3Fh Reserved 09h Programming 80h 40-43h Pri./Sec. IDE Timing 0Ah Sub-Class 01h 44h Slave IDE Timing 0Bh Base Class Code 01h 48h Sync. DMA Control 0Dh Master Latency Timer 00h 4A-4Bh Sync. DMA Timing 0Eh Header Type 00h 54h EIDE I/O Config.Register NOTE - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 89
40-pin connector for a primary IDE device and in most factory configurations connects to a optical drive (CD or DVD). Some signals are re-defined for UATA/33 and higher modes. Device power is supplied through a separate connector. Figure 5-1. 40-Pin IDE (PATA) Connector. Technical Reference - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 90
Select 18 DD15 Data Bit 38 CS1- Chip Select 19 GND Ground 39 HDACTIVE- Drive Active (front panel LED) [5] 20 -- Key 40 GND Ground NOTES: [1] On UATA/33 sync and drive activity (becomes SPSYNC/DACT-) when synchronous drives are connected. 5-4 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 91
at runtime. Non-DOS (non-Windows) operating systems may require using Setup (F10) for drive configuration. SATA Configuration Registers The 0000h 0Ah Sub-Class 01h 34h Capabilities pointer 80h 0Bh Base Class Code 01h 3Ch Interrupt Line 00h 0Dh Master Latency Timer 00h 3Dh Interrupt - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 92
Connector Pinout Pin Description Pin Description 1 Ground 6 RX positive 2 TX positive 7 Ground 3 TX negative A Holding clip 4 Ground B Holding clip 5 RX negative -- -- 5-6 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 93
Result phase, in which case the Execution phase can be followed by a Command phase. During periods of inactivity, the diskette drive controller is in a non occurs at runtime. Diskette Drive Interface Configuration The diskette drive controller must be configured for a specific address and also must - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 94
Input/Output Interfaces Table 5-7. Diskette Drive Interface Configuration Registers Index Address Function R/W Reset Value 30h Activate R/W 01h 60-61h Base Address register information refer to the SMSC data sheet for the LPC47B397 I/O component. 5-8 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 95
Interface Control The BIOS function INT 13 provides basic control of the diskette drive interface. The diskette drive interface can be controlled by software through the LPC47B397's I/O-mapped registers listed in Table 5-8. The diskette drive controller of the LPC47B397 operates in the PC/AT mode in - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 96
Command busy (active high) Reserved Drive 1, 2 busy (active high) Data Rate Select Register (DRSR): Software reset (active high) Low power mode enable (active high) Reserved (0) rate value to either DRSR or CCR will be in effect. 5-10 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 97
This system uses a standard 34-pin connector (refer to Figure 5-3 and Table 5-9 for the pinout) for diskette drives. Drive power is supplied through a separate connector. 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 1 5 7 9 11 13 15 17 19 21 23 25 27 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 98
in this guide may that includes two NS16C550-compatible UARTs. The UART supports the standard baud rates up through 115200, and (or less) of cable between the DTE (computer) and DCE (modem) should be followed to serial interface must be configured for a specific address range (COM1, COM2, etc.) and - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 99
LSB Interrupt Select Mode Register R/W R/W R/W R/W R/W R/W Serial Interface Control The BIOS function INT 14 provides basic control of the serial interface. The serial interface can be Register 3FEh 2FEh Modem Status R/W R W W W R/W R W R/W R/W R R Technical Reference Guide 361834-002 5-13 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 100
Interfaces 5.5 Parallel Interface Systems covered in this guide may include a parallel interface for connection to that provides automatic address and strobe generation. EPP revisions 1.7 and 1.9 are both supported. For the parallel interface to be initialized for EPP mode, a negotiation phase - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 101
also uses a hardware protocol-based design that supports transfers up to 2 MB/s. Automatic generation Configuration The parallel interface must be configured for a specific address range (LPT1, LPT2, etc.) and also are automatically done by the BIOS during POST but can also Guide 361834-002 5-15 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 102
Input/Output Interfaces Parallel Interface Control The BIOS function INT 17 provides simplified control of the parallel interface. Basic functions such ECP Mode Ports LPT1,2,3 LPT1,2,3 LPT1,2,3 -----LPT1,2,3 LPT1,2,3 LPT1,2,3 LPT1,2,3 LPT1,2,3 LPT1,2,3 5-16 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 103
Feed or Host Acknowledge [3] EPP mode: user defined ECP modes:Fault or Peripheral Req. [4] EPP mode: Reset ECP modes: Initialize or Reverse Req. Technical Reference Guide 361834-002 5-17 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 104
The 8042 handles scan code translation and password lock keyboard or the 8042) and scan codes from the keyboard. A command can Tsh Figure 5-6. 8042-To-Keyboard Transmission of Code EDh, Timing Diagram Control of the data and keyboard returns an ACK code. If a parity error or timeout occurs - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 105
F0h Instructs the keyboard to select another set of scan codes and power-on default state and halts scanning pending next 8042 command. F6h Resets keyboard to power-on default state and enable scanning. F7h Clears keyboard buffer and sets default scan code set. [1] Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 106
scan code set. [1] Set Keys-Make F9h Clears keyboard buffer and sets default scan code set. [1] Set Keys- Typematic/Make/Brake FAh Clears keyboard buffer and sets default scan code set. speed control are automatically set by the BIOS during POST but can also be accomplished - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 107
The BIOS function codes). The keyboard/pointing device interface is accessed by the CPU through I/O mapped ports 60h and 64h, which provide the following functions: ■ Output buffer reads ■ Input buffer writes ■ Status reads ■ Command writes Ports 60h and 64h can be accessed using the IN instruction - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 108
. 1 Input Buffer Full. Set (to 1) upon a CPU write. Cleared by IN A, DBB instruction. 0 Output Buffer Full (if set). Cleared by a CPU read of the buffer. A CPU write port 64h. 2. Write each character of the password in 9-bit scan code (translated) format to port 60h. 3. Write 00h to port 60h. Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 109
. Pulse output port. Controls the pulsing of bits of the output port (0 = pulse, 1 = don't pulse). Note that pulsing bit will reset the system. Technical Reference Guide 361834-002 5-23 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 110
Interface Connector (as viewed from rear of chassis) Table 5-19. Keyboard/Pointing Device Connector Pinout Pin Signal Description Pin Signal Description 1 DATA Data 4 + 5 VDC Power 2 NC Not Connected 5 CLK Clock 3 GND Ground 6 NC Not Connected 5-24 361834-002 Technical Reference - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 111
or modems. This high-speed interface supports hot-plugging of compatible devices, making possible system configuration changes without powering down or even rebooting systems. As 6 Front Panel USB Port 7 USB Port 8 Figure 5-8. USB I/F, Block Diagram Technical Reference Guide 361834-002 5-25 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 112
(CRC) is applied to all packets (except a handshake packet). A packet causing a CRC error is generally completely ignored by the receiver. 5-26 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 113
00h 3Dh Interrupt Pin 03h 09h Programming I/F 00h 60h Serial Bus Release No. 10h 0Ah Sub Class Code 03h C0, C1h USB Leg. Kybd./Ms. Cntrl. 2000h 0Bh Base Class Code 0Ch C4h USB Resume Enable 00h Note: [1] USB 1.1 #1= 24D2h USB 1.1 #2 = 24D4h USB 1.1 #3 = 24D7h USB 1.1 #4 = 24DDh USB - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 114
5-22. USB Connector Pinout Pin Signal Description Pin Signal 1 Vcc +5 VDC 3 USB+ 2 USB- Data (minus) 4 GND Description Data (plus) Ground 5-28 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 115
than sixteen feet for full-channel (12 MB/s) operation, depending on cable specification (see following table). Table 5-23. USB Cable Length Data Conductor Size and/or necessary. The shield, chassis ground, and power ground should be tied together at the host end but left unconnected at the - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 116
, or to powered speakers that contain amplifiers. Line In 82801 ICH PCI Bus AC'97 Audio Cntlr. PC Beep Audio AC97 Link Bus Mono Audio (L) (R) TDA 7056 Internal Speaker P6 + - AUX In Header P11 [1] Aux Audio (L) Aux Audio (R) Audio Codec Spkr Mute P23 HP Out Audio (L/R) (L) (R) CD ROM - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 117
ICH component and supports the following functions: ■ Read/write access to audio codec registers ■ 16-bit stereo PCM output @ up to 48 KHz sampling ■ 16-bit stereo PCM input @ up to 48 KHz sampling ■ Acoustic echo correction for microphone ■ AC'97 Link Bus ■ ACPI power management 5.8.2 AC97 Link - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 118
converter (DAC). The codec supports simultaneous record and playback of stereo (left and right) audio. The Sample Rate Generator may be set for sampling frequencies up to 48 KHz. The integrated analog mixer provides the computer control-console functionality handling multiple audio inputs. Audio - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 119
ID 0000h 09h Programming 00h 30-3Bh Reserved -- 0Ah Sub-Class 01h 3Ch Interrupt Line 00h 0Bh Base Class Code 04h 3Dh Interrupt Pin 02h 0Eh Header Type 00h 3E-FFh Reserved 0's 10-13h Native Audio Mixer 1 -- -- -- Base Addr. Technical Reference Guide 361834-002 5-33 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 120
00h Reset 0100h 14h Video Vol. 8808h 28h Ext. Audio ID. 0001h 02h Master Vol. 8000h 16h Aux Vol. 8808h 2Ah Ext. Audio Ctrl/Sts 0000h 04h PC Beep Vol. 8000h 1Eh Reserved -- 72h Reserved -- 0Ch Phone In Vol. 8008h 20h Gen. Purpose 0000h 74h Serial Config. 7x0xh 0Eh Mic Vol. 8008h 22h 3D - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 121
Line Output): Line Input Mic Input A/D (PC record) Line input Mic input D/A (PC playback) 20 Hz - 20 KHz 100 Hz - 12 KHz 20 Hz - 19.2 KHz 100 Hz - 8.8 Khz 20 Hz - 19.2 KHz Max. Power Output (with 10% THD): Small Form Factor Slim Desktop/Configurable Minitower 8 watts (into 8 ohms) 3 watts (into - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 122
such errors as collision detection or data under-run. The NIC uses 3.3 VDC auxiliary power, which allows the controller to support Wake-On-LAN (WOL) and Alert-On-LAN (AOL) functions while the main system is powered down. ✎ For the features in the following paragraphs to function as described, the - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 123
LAN Support The NIC supports the Wired-for-Management (WfM) standard of Wake-On-LAN (WOL) that allows the system to be booted up from a powered-down or low-power power management mode. The following wakeup events may be individually enabled/disabled through the supplied software driver or Windows - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 124
mapped in variable I/O space. The BIOS for the BCM5782 is contained within the HP/Compaq BIOS in system ROM. Refer to 4, 7, 8 Description Transmit+ TransmitReceive+ ReceiveNot used Figure 5 15. Ethernet TPE Connector (RJ-45, viewed from card edge) 5-38 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 125
Input/Output Interfaces 5.9.6 NIC Specifications Parameter Modes Supported Standards Compliance OS Driver Support Boot ROM Support F12 BIOS Support Bus Inteface Power Management Support Table 5-27. NIC Specifications 10BASE-T half duplex @ 10 Mb/s 10Base-T full duplex @ 20 Mb/s 100BASE-TX half - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 126
Input/Output Interfaces 5-40 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 127
the use of system memory to provide efficient, economical 2D and 3D performance. The SFF, ST, MT, and CMT form factors may be upgraded by installing a graphics card into the PCI Express x16 or the PCI 2.3 slot. The USDT form factor may be upgraded by installing graphics card into the PCI 2.3 slot - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 128
be also be upgraded by installing a PCI graphics card in teh PCI 2.3 slot. 82915G/GV GMCH Monitor RGB Integrated Graphics Controller SDRAM Controller PCI Express x16 Graphics slot [1] PCI-E & SDVO Data PCI Expr. I/F [2] DDR SDRAM (System Memory) NOTE: [1] SFF, ST, MT, and CMT form factors - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 129
GDI+, alpha stretch blithering, and color space conversion ■ 3D engine supporting Z-bias and up to 1600 x 1200 w/32-bit color @ 85 hz refresh ■ Video DVD support: The Intel graphics controller uses a portion of system memory for instructions, textures, and frame (display) buffering. Using a process - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 130
SDRAM with the video BIOS set to 8 MB will be reported by MS Windows as having 120 MB. The IGC will use, in standard VGA/SVGA modes, pre-allocated memory as a true dedicated frame buffer. If the system boots with the OS loading the IGC Extreme Graphics drivers, the pre-allocated memory will then be - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 131
and/or dual-monitor support allowing display-cloning or extended desktop functionality. Software drivers may need to be downloaded for specific cards. ✎ Two SDVO channels are provided by the IGC for supporting two digital displays. Existing option cards and drivers support one CRT and digital - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 132
Red Analog Ground 14 VSync Vertical Sync Blue Analog Ground 15 SCL DDC2-B Clock Green Analog Ground -- -- -- NOTES: [1] Fuse automatically resets when excessive load is removed. 6-6 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 133
Regulators 110 VAC AC Select [1] 220 VAC +3.3 VDC +5 VDC +12 VDC +12 VccP Fan PS On Spd -12 VDC +3.3 VDC +5 VDC +12 VDC Power Supply Assembly NOTE: [1] 300-watt power supply only. Drives Figure 7-1. Power Distribution and Control, Block Diagram Technical Reference Guide 361834-002 7-1 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 134
7-2. 240-Watt (SFF/ST) Power Supply Assembly Specifications Input Line Voltage: 115-230 VAC (auto-ranging) Line Frequency Input (AC) Current +3.3 VDC Output +5.08 VDC Output +5.08 AUX Output +12 VDC Output +12 VDC Output (Vcpu) --12 VDC Output Range/ Tolerance Min. Current Max. Surge Loading - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 135
7-4. 340-Watt (MT/CMT) Power Supply Assembly Specifications Input Line Voltage: 115-230 VAC (auto-ranging) Line Frequency Input (AC) Current +3.3 VDC Output +5.08 VDC Output +5.08 AUX Output +12 VDC Output +12 VDC Output (Vcpu) -12 VDC Output Range or Tolerance Min. Current Max. Surge Loading - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 136
the status bit is not cleared by software in four seconds PS On is de-asserted and the power supply assembly shuts down (this operation is meant as a guard if the OS is hung). Pressed and then released, PS On is negated, de-activating the power supply. 7-4 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 137
to RAM (S3) Processor thermal shut down. Check air flow, fan operation, and CPU heat sink. Processor not installed. Install or reseat CPU. Power failure (power supply is overloaded). Check voltage selector (if applicable), stroage devices, expansion cards and/or system board. Pre-video memory error - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 138
be asserted. Power Management Event A power management event that asserts the PME- signal on the PCI bus can be enabled to cause the power control logic to generate the PS On. Note that the PCI card must be PCI ver. 2.2 compliant to support this function. 7-6 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 139
provided by a combination of hardware, firmware (BIOS) and software. The system provides the following power management features: ■ ACPI v1.0b compliant on, CPU is executing and data is held in memory. Some peripheral subsystems may be on low power. Monitor is blanked. G1, S2/3, C2, System on, - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 140
to the individual drive assemblies. Figure 7-2 shows the power supply cabling for the Ultra Slim Desktop form factor. P2 P3 5 4321 P3 P2 Power Supply 351455 P1 13 P1 values are VDC. RTN = Return (signal ground) sns = sense GND = Power ground RS = Remote sense FO = Fan off FSpd = Fan speed FS = - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 141
and Signal Distribution Figure 7-3 shows the power supply cabling for the SFF/ST systems. P5 P6 P6 Power Supply 349318 P4 12 34 P4, P5 P3 5 4321 P3 P2 P2 P1 432 1 P1 13 24 1 12 Conn P1 P1 [1] P2 P3 P4, 5 P6 Pin 1 +5 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 142
power supply cabling for the microtower systems. Power Supply Pin 5 RTN RTN +12 Pin 6 +5 RTN Pin 7 RTN RTN Pin 8 POK Open Pin 9 5 aux +5 Pin 10 +12 +5 Pin 11 +12 +5 Pin 12 = Return (signal ground) GND = Power ground RS = Remote sense POK = Power ok (power good) FC = Fan Command [1] This - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 143
= Return (signal ground) GND = Power ground RS = Remote sense POK = Power ok (power good) FC = Fan Command [1] This row represents pins 13-24 of connector P1. Figure 7-5. CMT Power Cable Diagram ✎ The 340-watt power supply is also used on some MT SKUs.. Technical Reference Guide 361834-002 7-11 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 144
are produced through regulator circuitry (Figure 7-6) on the system board. Power Supply 5 Aux Power Supply Aux PWR 3.3 Aux DDR PWR 2.5 VDC 1.5 VDC 3.3 VDC 1.5 V Regulator 1.5 VDC DIMMs DIMMs DIMMs Chipset Power Supply Power Supply Processor 5 VDC 12 VDC VID 0-5 Regulator Circuit VccP - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 145
+12 VccP P3 +3.3, +5, +12 VDC P1 PS On, POK Power Supply Assembly System Board 356023-001 IDE I/F P60 IDE I/F., Diskette I/F., CD Audio P21 Kybd data J66 Mouse data J67 Mic In, HP Out Audio P23 USB 6,7 Tx/Rx P24 SATA Hard Drive MultiBay Daughter Board Keyboard Mouse Front Panel I/O Module CD - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 146
P6 P5 +12 VccP P3 +3.3, +5, +12 VDC P1 PS On, POK Power Supply Assembly P10 Diskette I/F Diskette HD LED System Board 356033-001 IDE I/F P60 SATA Hard Drive IDE I/F P20 Kybd data J66 J67 P23 Mouse data Mic In, HP Out Audio USB 6,7 Tx/Rx P24 CD-ROM Keyboard Mouse Front Panel I/O Module - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 147
P6 P5 P3 +12 VccP +3.3, +5, +12 VDC P1 PS On, POK Power Supply Assembly P10 Diskette I/F Diskette HD LED System Board xxxxxx-001 IDE I/F P60 IDE I/F. P20 SATA Hard Drive CD-ROM Kybd data J66 J67 Mouse data Mic In, HP Out Audio P23 USB 6,7 Tx/Rx P24 J30 PCI 2.3 I/F Keyboard Mouse Front - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 148
/LED, HD LED Header P5 (USDT, SFF, ST) HD LED Cathode 1 HD LED Anode 3 GND5 Chassis ID0 9 GND 11 Therm Diode A 13 2 PS LED Cathode 4 PS LED Anode 6 Pwr Btn 8 GND 10 Chassis ID1 12 NC 14 Therm Diode C Power Button/LED, HD LED Header P5 (MT, CMT) HD LED Cathode 1 HD LED Anode - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 149
Plug 'n Play support, power management activities, and the Setup utility. The firmware contained in the BIOS ROM supports the following operating systems and specifications: ■ DOS 6.2 ■ Windows 3.1 (and Windows for Workgroups 3.11) ■ Windows 95, 98SE, 2000, XP Professional, and XP Home ■ Windows NT - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 150
system, hard drive, or processor. All BIOS ROM upgrades are available directly from HP. Flashing is done either locally with the HP-provided Windows program displaying a message if video support is available. A PS/2 keyboard must be used during bootblock operation. Since video may not be available - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 151
screen requirements listed above or it will not be loaded into the ROM. 8.3 Boot Functions The BIOS supports various functions related to the boot process, including those that occur during the Power On Self-Test (POST) routine. 8.3.1 Boot Device Order The default boot device order is as follows - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 152
and DIMM data specific to this system. The BIOS performs memory detection and configuration with the following steps: 1. Program the buffer strength control registers based on SPD data and the DIMM slots that are populated. 2. Determine the common CAS latency that can be supported by the DIMMs - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 153
are listed in the following table. Table 8-2 Boot Error Codes Visual [1] Audible Meaning Num Lock LED blinks 1 short, 2 long beeps System memory not present or incompatible. Scroll Lock LED blinks 2 long, 1 short beeps Hardware failure before graphics initialization. Caps Lock LED blinks - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 154
a diskette-like device (a storage device set to emulate a diskette drive). Restore from Removable Media Restores system configuration from a diskette, a USB flash media device and Exit Exits Computer Setup without applying or saving any changes. ✎ Support for specific Computer Setup options may - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 155
mode selected automatically by the BIOS should not be changed. If the selected translation mode is not compatible with the translation mode that was active when the disk was partitioned and formatted, the data on the disk will be inaccessible. ✎ Support for specific Computer Setup options may vary - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 156
Removable Media Write, the computer will restart. Turn the computer off, then on, manually. BIOS DMA Data Transfers Allows you to control how BIOS disk I/O requests are serviced. When "Enable" is selected, the BIOS will service Use this option with Microsoft Windows 2000 and Windows XP. • SATA 0 is - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 157
media device, diskette drive, hard drive, optical drive, or network interface card) are checked for power-on password is set.) Allows you to specify whether the password is required for warm boot (CTRL+ALT+DEL). See the Desktop Management Guide for more information. ✎ Support for specific Computer - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 158
the computer if the sensor detects that the cover has been removed. This feature is supported on select models only. See the Desktop Management Guide on English or German) for System ID entry. ✎ Support for specific Computer Setup options may vary depending on the hardware configuration. 8- - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 159
, the hard drive will remain inaccessible until one of the passwords is successfully provided during a subsequent cold-boot sequence. ✎ This selection will only appear when at least one MultiBay drive that supports the DriveLock feature is attached to the system. See the Desktop Management Guide on - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 160
management enables or disables SATA bus and/or device power management. Thermal Fan idle mode - This bar graph controls the minimum permitted fan speed. ✎ Support for specific Computer Setup options may vary depending on the hardware configuration. 8-12 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 161
. (This feature is supported on select models only.) • Remote wakeup boot source (remote server/local hard drive). • After Power Loss (off/on/previous state): After power loss, if you connect your computer to an electric power strip and would like to turn on power to the computer using the switch on - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 162
at top of memory AND the system has 64 MB or less of RAM. • Hyper-threading (enable/disable). • Limit CPUID Maximum Value to 3 - Restricts the number of CPUID functions reported by the microprocessor. Enable this feature if booting to WinNT. BIOS Power-On Allows you to set the computer to turn on - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 163
set: • NIC PXE Option ROM Download (enable/disable). The BIOS contains an embedded NIC option ROM to allow the unit to boot through the network to a PXE server. This is typically used to download a corporate image to a hard drive. The NIC option ROM takes up memory space below 1MB commonly referred - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 164
BIOS functions supported by the systems covered in this guide. These functions, designed to support intelligent manageability applications, are Compaq-specific Get system memory map Real E81Ah Write chassis serial number Real E81Bh Get hard drive threshold Real E81Eh Get hard drive ID Real - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 165
Setup utility or the Compaq Insight Manager or Diagnostics applications. 8.5.2 Temperature Status The BIOS includes a function (INT15 Drive Fault Prediction The BIOS directly supports Drive Fault Prediction for IDE (ATA)-type hard drives. This feature is provided through two Client Management BIOS - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 166
supported. Table 8-6. PnP BIOS Functions Function Register 00h Get number of system device nodes 01h Get system device node 02h Set system device node 03h Get event 04h Send message 50h Get SMBIOS Structure Information 51h Get Specific . 8-18 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 167
the data from the device and convert it to PS/2 data. The data will be passed to the keyboard controller and processed as in the PS/2 interface. Changing the delay and/or typematic rate of a USB keyboard though BIOS function INT 16 is not supported. Technical Reference Guide 361834-002 8-19 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 168
BIOS ROM 8-20 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 169
of the error. ✎ Errors listed in this appendix are applicable only for systems running HP/Compaq BIOS. Not all errors listed in this appendix may be applicable to a particular system model and/or configuration. A.2 Beep/Keyboard LED Codes ✎ Beep and LED indictions listed in Table A-1 apply only to - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 170
is not valid. 164-Memory Size Error Memory has been added or removed. 201-Memory Error Memory test failed. 213-Incompatible Memory Module BIOS detected installed DIMM(s) as being not compatible. 214-DIM Configuration Warning A specific error has occurred in a memory device installed in the - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 171
Drive Type Error Mismatch in drive type. 912-Computer Cover Removed Since Last System Start Up Cover (hood) removal has been detected by the Smart Cover Sensor. 914-Hood Lock Coil is not Connected Smart Cover Lock mechanism is missing or not connected. 916-Power Button Not Connected Power - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 172
and Codes Table A-2. (Continued) Power-On ) Emulation" is set to "Combined IDE Controller" in Computer Setup 1796-SATA Cabling Error One or more SATA devices which the BIOS ROM has no patch. Check for ROM update. 1998-Master Boot Record Backup Backup copy of the hard drive master boot Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 173
test failed 107-01 CMOS RAM test failed 162-xx Sys. options failed (mismatch in drive type) 108-02 CMOS Memory size 109-01 CMOS clock load data test failed 199-00 Installed devices test failed NOTES: [1] 102 message code may be caused by one of a variety of processor-related problems - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 174
Messages and Codes A.5 Memory Error Messages memory size changed Extended memory size changed Invalid memory configuration Extended memory size changed CLIM memory size changed Memory machine ID test failed Memory system ROM checksum failed Failed RAM/ROM map test Failed RAM/ROM protect test Memory - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 175
Error Messages and Codes Message 211-02 211-03 213-xx 214-xx 215-xx Table A-4. (Continued) Memory Error Messages Probable Cause Error while saving memory during random memory pattern test Error while restoring memory during random memory pattern test Incompatible DIMM in slot x Noise test failed - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 176
Messages and Codes A.7 Video memory test failed 509-01 320x200 mode, color set 1 test failed 503-01 Video attribute test failed 510-01 640x200 mode test failed 504-01 Video character set test failed 511-01 Screen memory video (graphics) messages. A-8 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 177
error limit 6xx-21 Failed to get change line status 6xx-03 Previously exceeded max soft limit 6xx-22 Failed to clear change line status 6xx-04 Previously exceeded max hard limit 6xx-23 Failed to set drive type in ID media 6xx-05 Failed to reset controller 6xx-24 Failed to read diskette - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 178
Error Messages and Codes A.10 Serial Interface Error Messages (11xx-xx) Table A-9. Serial Interface Error Messages Message Probable Cause Message Probable Cause 1101 conflict 1101-12 DRVR/RCVR cntrl. signal failure 1155-xx COM port address conflict A-10 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 179
Error Messages and Codes A.11 Modem Communications Error Messages (12xx-xx) Table A-10. Modem Communications Error Messages Message Probable Cause Message detection failure 1202-12 Time-out waiting for response [2] 1210-XX Modem direct connect test Technical Reference Guide 361834-002 A-11 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 180
Error Messages and Codes Table A-10. (Continued) Modem Communications Error Messages Message Probable Cause Message Probable Cause 1202-13 Data block retry -xx Table A-11 System Status Error Messages Probable Cause Temperature violation Fan failure A-12 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 181
Codes A.13 Hard Drive Error Messages (17xx-xx) Table A-12 Hard Drive Error Messages Message Probable Cause Message Probable Cause 17xx-01 Exceeded max. soft error limit 17xx-51 Failed I/O read test 17xx-02 Exceeded max. Hard 17xx-48 Failed to move hard drive table to RAM 17xx-72 Bad track - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 182
Error Messages and Codes NOTE: xx = 00, Hard drive ID test xx = 19, Hard drive power mode test xx = 01, Hard drive format test xx = 20, SMART drive detects imminent failure xx = 02, Hard drive read test xx = 21, SCSI hard drive imminent failure xx = 03, Hard drive read/write compare test xx - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 183
Codes A.14 Hard Drive Error Messages (19xx-xx) Table A-13 Hard Drive Error Messages Message Probable Cause Message Probable Cause 19xx-01 Drive Tape not formatted 19xx-34 No data detected 19xx-14 Drive time-out error 19xx-35 Power-on reset occurred 19xx-15 Sensor error flag 19xx-36 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 184
02 2417-03 2417-04 2418-01 Table A-14 Video (Graphics) Error Messages Probable Cause Message Probable Cause Video memory test failed 2418-02 EGA shadow RAM test failed Video attribute test failed 2419-01 EGA ROM checksum test failed Video character set test failed 2420-01 EGA attribute test - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 185
6056-xx Token ring reset test failed Ethernet reset test failed 6068-xx Token ring int. loopback test failed Ethernet int. loopback test failed 6069-xx Token ring ext. loopback test failed Ethernet ext. loopback test failed 6089-xx Token ring open Technical Reference Guide 361834-002 A-17 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 186
Controller/drive not connected 6nyy-99 Autoloader reported tape not loaded properly n = 5, Hard drive = 6, CD-ROM drive = 7, Tape drive yy = 00, ID = 03, Power check = 05, Read = 06, SA/Media = 08, Controller = 23, Random read = 28, Media load/unload A-18 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 187
Error Messages and Codes A.20 Pointing Device Interface Error Messages (8601-xx) Message 8601-01 8601-02 8601-03 8601-04 8601-05 8601 device is inoperative Right mouse button is stuck closed 8602-xx I/F test failed Left block not selected -- -- Technical Reference Guide 361834-002 A-19 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 188
Error Messages and Codes A-20 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 189
B.1 Introduction This appendix lists, in Table B-1, the 256-character ASCII code set including the decimal and hexadecimal values. All ASCII symbols may be P 112 70 17 11 3 49 31 1 81 51 Q 113 71 Symbol ' a b c d e f g h I j k l m n o p q Technical Reference Guide 361834-002 B-1 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 190
27 1B ¨ 59 3B ; 91 5B [ 123 7B 28 1C 60 3C < 92 5C \ 124 7C 29 1D ´ 61 3D = 93 5D ] 125 7D 30 1E s 62 3E > 94 5E ^ 126 7E 31 1F t 63 3F ? 95 5F B0 208 D0 240 F0 Symbol r s t u v w x y z { | } ~ [1] ß µ B-2 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 191
158 9E 190 BE 222 DE 254 FE 159 9F ƒ 191 BF 223 DF 255 FF Symbol ± ÷ ° · · ² Blank NOTES: [1] Symbol not displayed. Keystroke Guide: Dec # Keystroke(s) 0 Ctrl 2 1-26 Ctrl A thru Z respectively 27 Ctrl [ 28 Ctrl 29 Ctrl ] 30 Ctrl 6 31 Ctrl - 32 Space Bar 33-43 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 192
ASCII Character Set B-4 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 193
-version keyboard featuring additional keys for specific support of the Windows operating system. ■ Easy Access keyboard with additional buttons for internet accessibility functions. Only one type of keyboard is supplied with each system. Other types may be available as an option. ✎ This appendix - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 194
Lock Scroll Lock Keyswitch Matrix Matrix Drivers Matrix Receivers Keyboard Processor Data/ CLK Keyboard Interface (System Unit) Figure C-1. Keystroke Processing Elements, Block Diagram When the system is turned on, the keyboard processor generates a Power-On Reset (POR) signal after a period - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 195
of the system unit responds to scan code reception by asserting IRQ1, which is processed by the interrupt logic and serviced by the CPU with an interrupt service routine. The service routine takes the appropriate action based on which key was pressed. Technical Reference Guide 361834-002 C-3 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 196
the keyboard) to comply with the USB I/F specification (discussed in chapter 5 of this guide). Packets received at the system's USB I/F layouts for keyboards shipped with HPsystems. Actual styling details including location of the HP logo as well as the numbers lock, caps lock, and scroll lock LEDs - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 197
36 37 38 55 56 57 72 73 74 58 88 89 90 100 101 91 Figure C-5. U.S. English Windows (101W-Key) Keyboard Key Positions 1 2345 6 789 10 11 12 13 14 15 16 17 18 19 74 58 88 89 90 100 101 91 Figure C-6. National Windows (102W-Key) Keyboard Key Positions Technical Reference Guide 361834-002 C-5 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 198
Easy Access Keyboard The Easy Access keyboard is a Windows Enhanced-type keyboard that includes special buttons allowing quick internet Btn 5 Btn 6 Btn 7 Btn 8 ✎ Main key positions same as Windows Enhanced (Figures C-5 or C-6). Figure C-7. 8-Button Easy Access Keyboard Layout C-6 361834-002 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 199
a BIOS routine that turns on the num lock LED and shifts into upper case key positions 55-57, 72-74, 88-90, 100, and 101. When pressed and released again, these keys revert to the lower case state and the LED is turned off. The following keys provide special functions that require specific support - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 200
up to the application to use or not use this BIOS function. The Ctrl and Alt keys can be used together specific "hot-key" type functions for the Windows operating system. The defined functions of the Windows logo keys are listed as follows: Keystroke Function Window Logo Open Start menu Window - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 201
engine 4 Check Email Launches user Email 5 Business Community Industry specification info 6 Market Monitor Launches Bloomberg market monitor 7 Meeting Center Links to user's project center 8 News/PC Lock News retrieval service All buttons may be re-programmed by the user through the - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 202
Keyboard Commands Table C-1 lists the commands that the keyboard can send to the system (specifically, to the 8042-type logic). Command Table C-1. Keyboard-to-System Commands Value Description Key bytes. Note: [1] Modes 2 and 3. [2] Mode 1 only. C-10 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 203
translates the make codes from the keyboard processor into the codes required by the BIOS. This mode was Codes Key Pos. Legend Mode 1 Make/Break Codes (Hex) Mode 2 Mode 3 1 Esc 01/81 76/F0 76 08/na 2 F1 3B/BB 05/F0 05 07/na 3 F2 3C/BC 06/F0 06 0F/na 4 F3 3D Guide 361834-002 C-11 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 204
Keyboard Table C-2. (Continued) Keyboard Scan Codes Key Pos. Legend Mode 1 Make/Break Codes (Hex) Mode 2 Mode 3 14 2E/F0 2E 23 6 07/87 36/F0 36 36/F0 36 24 7 08/88 3D/F0 3D 3D/F0 3D 25 8 09/89 3E/F0 3E 3E/F0 3E 26 9 0A/8A 46/F0 12 [6] C-12 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 205
Keyboard Table C-2. (Continued) Keyboard Scan Codes Key Pos. Legend Mode 1 Make/Break Codes (Hex) Mode 2 Mode 3 35 Num Lock 45/C5 77/F0 77 76/na 36 / E0 35/ na [6] 56 8 48/C8 [6] 75/F0 75 [6] 75/na [6] 57 9 49/C9 [6] 7D/F0 7D [6] 7D/na [6] Technical Reference Guide 361834-002 C-13 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 206
V 2F/AF 80 B 30/B0 81 N 31/B1 82 M 32/B2 83 , 33/B3 84 . 34/B4 Table C-2. (Continued) Keyboard Scan Codes Make/Break Codes (Hex) Mode 2 79/F0 79 [6] 58/F0 58 1C/F0 1C 1B/F0 1B 23/F0 23 2B/F0 2B 34/F0 34 33 21 2A/F0 2A 32/F0 32 31/F0 31 3A/F0 3A 41/F0 41 49/F0 49 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 207
Keyboard Table C-2. (Continued) Keyboard Scan Codes Key Pos. Legend Mode 1 Make/Break Codes (Hex) Mode 2 Mode 3 85 / 35/B5 4A/F0 4A 4A/F0 4A 86 Shift (right) 36/B6 59/F0 59 59/F0 na 2B/AB 5D/F0 5D 53/F0 53 104 na 36/D6 61/F0 61 13/F0 13 Technical Reference Guide 361834-002 C-15 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 208
for B6/36 codes. [5] Left Shift key active. For active right Shift key, substitute F0 12/12 make/break codes for F0 59/59 codes. [6] Num Lock key active. [7] Windows keyboards only. [8] 7-Button Easy Access keyboard. [9] 8-Button Easy Access keyboard. C-16 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 209
Keyboard C.3 Connectors Two types of keyboard interfaces may be used in HP/Compaq systems: PS/2-type and USB-type. System units that provide a PS/2 connector will ship with a PS/2-type keyboard but may also support simultaneous connection of a USB keyboard. Systems that do not provide a PS/2 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 210
Keyboard C-18 361834-002 Technical Reference Guide - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 211
indications 4-24 audio codec 32 Audio Specifications 5-35 B beep indications 4-24 BIOS upgrading 8-2 boot device order 8-3 Boot Error Codes 8-5 C cable lock 4-22 CMOS 4-19 CMOS, clearing 4-9 Computer Setup 8-4 configuration memory 4-19 D Direct Memory Access (DMA) 4-16 Diskette Drive Connector 4-11 - Compaq dc7100 | HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 212
2-23 Smart Cover Sensor 2-22 SMBIOS 8-19 SPD address map 3-6 specifications physical 2-32 storage, Computer Setup heading 7 system ID 8-17 T Temperature Status 8-17 U Universal Serial Bus (USB) interface 5-25 upgrading BIOS 8-2 upgrading graphics 6-5 USB 5-25 V VGA connector 6-6 W Web sites Adobe
Technical Reference Guide
HP Compaq dc71xx and dx61xx Series
Business Desktop Computers
Document Part Number: 361834-002
January 2005
This document provides information on the design, architecture, function,
and capabilities of the HP Compaq dc71xx and dx61xx Series Business
Desktop Computers. This information may be used by engineers,
technicians, administrators, or anyone needing detailed information on
the products covered.