Acer Veriton 7800 Veriton 5800/6800/7800 Service Guide (MSI MB)
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- Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 1
7 Veriton 5800 Front Panel 8 Veriton 6800 Front Panel 9 Veriton 7800 Front Panel 10 Veriton 5800 Rear Panel 11 Veriton 6800 Rear Panel 12 Veriton 7800 Rear Panel 13 System Peripherals 14 Acer eRecovery 16 Acer disc-to-disc recovery 18 Hardware Specifications and Configurations 19 Power - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 2
Table of Contents Parts 103 II - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 3
PCI-Express x1 slot and 2 PCI slots, 4 Dual channel DDR2 memory slots, one parallel ATA port, four serial ATA2 prots, and onboard Gigabit LAN, onboard Audio function. There are three knids of chassis for Veriton series: Veriton 7800 for Mini-tower, Veriton 5800 for Desktop and Veriton 6800 for Micro - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 4
Socket Quantity : 4, support Dual Channel T Capacity support : 256MB ~ 4GB T Support Memory Speed : 400/533/667 MHz Graphic Solution T Intel Lakeport-G on-die graphic solution T PCI-E x16 VGA Add-On Card Slots T T T 1 PCI Express x16 slot 1 PCI Express x1 slot 2 PCI 2.2 5V slots FDD T One 1.44MB - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 5
for multi-media and also user-friendliness for audio speaker installation. T 7.1 Channel Audio Support T Reserved disable function on BIOS side. Default is enabled. LAN T T T T Controller : PCI-E Giga LAN chip with manageability function LAN Chip : Marvell 88E8052 Should be worked under 10 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 6
ROM Audio Input) T 1 4 pin CPU Fan connector with linear circuit T 1 3 pin System FAN connectors with linear circuit T 1 Intrusion ALarm connector T 1 24pin/4pin ATX interface PS3/PS2 SPS connector T 1 2*5pin Intel FPIO specification Power Switch/Power State LED/HDD active LED T 1 2 pin LAN activity - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 7
VRM 10.1 Intersil 6316CR 4-Phase PWM P.30 Intel LGA775 Processor Block Diagram P.3~5 FSB PCI EXPRESS X16 Connector P.18 Analog 7 P.25 USB RSMRST# PWRBTN# LPC Bus ICH7 P.11~13 SLP_S3# PSON# PLTRST#1 PCI PWR_OK ATX1 ALC880 Azalia Codec P.23 LAN MARVELL 88E8052 P.21 PCI LPC SIO 47M182- - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 8
Front panel connector 9 JAUD1 Front panel audio connector 10 JCD1 CD-IN audio connector 11 JUSB1-JUSB2 Front panel USB connectors 12 COM2 Serial port connector 13 JOBR Recovery pin 14 BAT Battery 15 JBAT1(Clear CMOS) Clear CMOS jumper 16 BIOS_WP BIOS write protect 17 JCO Case - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 9
l m Name Description PS/2 Keyboard supports USB controller. If your OS does not support USB controller, please contact OS vendor for possible patch or driver upgrade. For more information please contact your OS or device(s) vendors. LAN Port The provided Internet connection is Gigabit Ethernet - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 10
Veriton 5800 Front Panel No. Description 1 Optical Device 3 Microphone-in jack 5 USB ports 7 Indicators No. Description 2 Floppy drive 4 Speaker-out/line-out port 6 One Button Recovery hole 8 Power button 8 Chapter 1 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 11
Veriton 6800 Front Panel No. Description 1 Optical Device 3 Microphone-in jack 5 USB ports 7 Power button No. Description 2 Floppy drive 4 Speaker-out/line-out port 6 Indicators NOTE: The specifications above are for reference only. The exact configuration of your PC depends on - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 12
Veriton 7800 Front Panel No. Description 1 Optical Device 3 Microphone-in jack 5 USB ports 7 Power button No. Description 2 Floppy drive 4 Speaker-out/line-out port 6 Indicators 10 Chapter 1 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 13
1 Power supply 3 Voltage selector switch 5 PS/2 Keyboard port 7 Printer connector 9 USB 2.0 ports 11 Audio jack 13 Chassis lock pad No. Description 2 Power cord socket 4 PS/2 mouse port 6 Serial port 8 Monitor connector 10 RJ-45 Ethernet connector 12 Expansion slots - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 14
1 Power supply 3 Voltage selector switch 5 PS/2 Keyboard port 7 Printer connector 9 USB 2.0 ports 11 Audio jack 13 Chassis lock pad No. Description 2 Power cord socket 4 PS/2 mouse port 6 Serial port 8 Monitor connector 10 RJ-45 Ethernet connector 12 Expansion slots 12 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 15
1 Power supply 3 Voltage selector switch 5 PS/2 Keyboard port 7 Printer connector 9 USB 2.0 ports 11 Audio jack 13 Chassis lock pad No. Description 2 Power cord socket 4 PS/2 mouse port 6 Serial port 8 Monitor connector 10 RJ-45 Ethernet connector 12 Expansion slots Audio - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 16
System Peripherals The Aspire T630 and AcerPower F3 computer consist of the system itself, and system peripherals, like a mouse, keyboard and a set of speakers (optional). This section provides a brief description of the basic system peripherals. Mouse (PS/2 or USB, manufacturing option) The - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 17
systems bundled with speaNkoetres:, before powering on the system, connect the speaker cable to the audio out (external speaker) port on the back panel of the system. For more detailed information about the speakers, please refer to the included operating instructions. NOTE: speakers are optional - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 18
. 1. Boot to Windows XP. 2. Press + to open the Acer eRecovery utility. 3. Enter the password to proceed. The default password is six zeros. 4. In the Acer eRecovery window, select Recovery actions and click Next. 5. Select the desired restore action and follow the onscreen instructions to - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 19
7. Follow the instructions on screen to complete the process. Re-install bundled software without CD Acer eRecovery stores pre-loaded software internally for easy driver and application re-installation. 1. Boot to Windows XP. 2. Press + to open the Acer eRecovery utility. 3. Enter the - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 20
. 5. The Acer Recovery main page appears. 6. Use the arrow keys to scroll through the items (operating system versions) and press to select. Multilingual operating system installation Follow the instructions to choose the operating system and language you prefer when you first power-on the - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 21
LAN Controller Memory Controller E-IDE Controller RJ45 Controller Audio Controller VGA Controller Keyboard Controller Specification Intel 945G Express chipset Intel ICH7 LPC47M182 Intel ICH7 Build in Intel 945G Build in Intel ICH7 88E8052 Intel ICH7 Intel 945G LPC47M182 Processor Type Slot - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 22
Function Enter BIOS Setup Utility Description Press while the system is booting to enter BIOS Setup Utility. System Memory Item Memory Slot Number Supported Memory Size per Slot Supported Maximum Memory Size Supported Memory Speed Supported memory voltage Support memory module package Support to - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 23
LAN Controller LAN Controller Resident Bus LAN Port Function Control Specification 88E8052 LAN Controllers PCI Bus ONE RJ-45 on board Enable/Disable by BIOS Setup IDE Interface Item IDE Controller IDE Controller Resident Bus Number 40 pin PATA slot T Device Type Support T Transfer Rate Support - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 24
USB Port Item Universal HCI Controller Number of the connectors Location USB Class Specification USB 2.0/1.1 Intel ICH7 8 Rear : 4 On-board header : 4 Support legacy keyboard for legacy mode Wake-up Event Specifications Device Power Button PS2 Keyboard USB Keyboard PME WOR (wake on Ring) RTC ( - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 25
PCI INTx# and IDSEL Assignment Map PCI INTx # INTA# INTB# INTC# PCI Devices ADIMM-slot PCI-Slot1 PCI-Slot2 Function System ROM BIOS (ROM) System RAM BIOS (DRAM) Onboard DRAM Reserved for Memory Map I/O Card Non-Cacheable Onboard DRAM N AD16 AD17 Device IDSEL: ADxx I/O Address Map 000-01F 020 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 26
Processor Embedded Hard Disk Reserved NOTE: N - Not be used Add-On-Card Card Devices Reserved Reserved N Reserved N Reserved Reserved Reserved Environmental Requirements Item Temperature Operating Non-operating Humidity Operating Non-operating Vibration Operating (unpacked) Specifications - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 27
Definition The protection ability of packing & cushion must be capable of withstanding, with no physical or functional demage, mechanical impact from height-specific drops. Test Standard Package Cross Weight Drop Height Not of Drop KGs lbs CM Inch 0~9.1 0~20 76 30 10 9.1~18.2 20~40 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 28
ring in, keyboard and mouse for APM mode. T Return to original state by pushing external switch button, modem ring in and USB keyboard for ACPI mode. ACPI T ACPI specification 1.0b. T S0, S1, S3 and S5 sleep state support. T On board device power management support. T On board device configuration - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 29
4 DIMM slots, and each channel has two DIMM sockets as following: T Channel A : DDR1, DDR3 T Channel B : DDR2 , DDR4 If you want to operate the Dual Channel Technology, please note the following explanations due to the limitation of Intel chipset specifications. Memory Number Description 1 Only - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 30
28 Chapter 1 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 31
easily update or backup BIOS without entering the operating system. BIOS is a Window s-based utility that doesn't required users to boot to DOS before upgrading BIOS but directly download and update BIOS from the Internet. Control Keys wxyz e ^ Item { } l m p r t u Description Move to selection - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 32
CMOS Setup Utility-CopyrighXt © 1984-2005 Award Software XXProduct Information XXStandard CMOS Features XPC Health Status XFrequency Control XXAdvanced BIOS Features Load Default Setting XXAdvanced Chipset Features XXIntegrated Peripherals XPower Management Setup X XPnP/PCI Configurations Set - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 33
CMOS Features Advanced BIOS Features Integrated Peripherals Power Management Setup PnP/PCI Configuration PC Health Status Load Default Settings Set Supervisor Password Set User Password Save & Exit Setup Exit Without Saving Hidden Setting Advanced Chipset Features Description This page shows - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 34
Veriton Item Help System S/N Menu Level X Main Board ID G945MK Main Board S/N System BIOS Version 6.00PG SMBIOS version 2.3 System BIOS ID R01-A1 BIOS Board ID Main Board S/N System BIOS Version SMBIOS Version System BIOS ID BIOS Release Date Description This item lists the product name - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 35
[None] [CD-ROM F565E] [None] Change the day, month, year Sun. to Sat. Drive A Halt On 1.44M, 3.5" [All, But Keyboard] Base Memory Extended Memory Total Memory 640K 127M 128M KLIJ: Move Enter: Select +/-/PU/PD: Value F10:Save F5: Previous Values F7: Default Setting Jan. to Dec - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 36
Description Lets you set the date following the weekdaymonth-day-year format Options Week : from Sun. to Sat., determined by BIOS BIOS to automatically detect IDE devices during POST been installed in the computer. T Sector : Number 360K, 5.25" : 5.25 inch PC type standard drive ; 360Kbyte capacity - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 37
Parameter Halt On Description This parameter enables you to control the system stops in case of Power On Self Test errors (POST) Options No Errors : The system boot will not stop for any error that may be detected and you will be prompted All Errors : Whenever the BIOS detects a non-fatal error - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 38
-2005 Award Software Advanced BIOS Features Virus Warning [Disabled] Item Help CPU L1 & L2 Cache [Enabled] Silent Boot [Enabled] Menu Level X Configuration Table [Disabled] XHard Disk Boot Priority [Press Enter] Quick Power On Self Test [Enabled] First Boot Device [CDROM] Second - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 39
-2004 Award Software Advanced BIOS Features Virus Warning [Disabled] Item Help CPU L1 & L2 Cache [Enabled] Silent Boot [Enabled] Menu Level X Configuration Table [Disabled] XHard Disk Boot Priority [Press Enter] Quick Power On Self Test [Enabled] First Boot Device [CDROM] Second - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 40
Limit for Windows XP CPU Thermal Monitor 2(TM2) When Enable and CPU Die temperature Reach Threshold. Both core Clock Ratio & Voltage will be Reduced. When Disabled and CPU DIe Tlmperature Reach Threshold, Both Core CLock Ratio & Voltage will not be Reduced. Enabled Disabled ASF support Short - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 41
Parameter Intel XD bit Init DIsplay First Description When Disabled, forces the NX feature flag to always return 0. Select the first initation of the monitor display from different type of VGA card. Disabled Options Onboard/PEG PCI Chapter 2 39 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 42
Select [Auto] ** On-Chip VGA Setting ** DVMT Mode On-chip Video Memory Size [Both] [128MB] KLIJ: Move Enter: Select +/-/PU/PD: Value F10 F5: Previous Values F7: Default Settings F1: General Help Parameter Description Options CAS Latency TIme When synchronous DRAM is installed, the number - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 43
Ch. 0 Master/Slave SATA Port1/3 Set to Disable USB Controller [Enabled] USB 2.0 Controller [Enabled] USB Keyboard Support [Enabled] USB Mouse Support [Enabled] Azalia Codec [Auto] Onboard H/W LAN [Enabled] Onboard LAN Boot ROM [Enabled] Onboard Parallel Port 1 [378/IRQ7] Onboard - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 44
POST or after boot if you do not have a USB driver in the operating system. Enabled : Enable USB Mouse Support Disabled : Disable USB Mouse Support This feature allows you to enable or disable the Auto Azalia Audio. DIsabled This function is used to set whether the onboard Enabled LAN card - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 45
Parameter Parallel Port Mode Description This feature allows to select the Parallel Port Mode. Options SPP EPP1.9+SPP ECP EPP1.9+ECP PRINTER EPP1.7+SPP EPP1.7+ECP Chapter 2 43 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 46
your own style of computer use. CMOS Setup Utility-Copyright © 1984-2005 Award Software Power Management Setup ACPI function [Enabled] Item Help ACPI Suspend Type [S3(STR)] Menu Level X Soft-Off by PWR-BTTN [Instant-off] AC BACK Function [Memory - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 47
S3 (STR): The S3 sleep mode is s power-down state in which power is supplied only to essential components such as main memory and wake-capable devices and all system context is saved to main memory. The information stored in memory will be used to restore the PC to the previous state when an wake-up - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 48
F7: Default Setting F1: General Help Alt+F4 : Hidden Setting CMOS Setup Utility-Copyright © 1984-2005 Award Software PnP/PCI Configurations Resources Controlled By x IRQ Resources PCI Latency Timer(CLK) PCI1 IRQ Assignment PCI2 IRQ Assignment [Auto] Press Enter [32] [Auto] [Auto] Item Help - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 49
CMOS Setup Utility-Copyright © 1984-2005 Award Software PnP/PCI Configurations Resources Controlled By [Manual] Item Help IRQ Resources [Press Enter] Menu Level X PCI Latency Timer(CLK) [32] PCI1 IRQ Assignment [Auto] PCI2 IRQ Assignment [Auto] KLIJ: Move Enter: Select +/-/ - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 50
15 Auto : Assign PnP resource (I/O address, IRQ& DMA channels) for Plug and Play compatible devices automatically. Manual : Assign resource manually When resource are controlled by manually, assign each system interrupt a type, depending on the type of device using the interrupt. PCI Device : Assign - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 51
Level X VCore 1.34V +1.5V 1.50V + 3.3V +3.33V +5V 5.09V +12V Current CPU Temperature Current System Temperature 11.78V 59oC 28oC Current CPU Fan Speed 1784 RPM Current System Fan Speed 1220 RPM CPU Smart FAN Control [Enabled] KLIJ: Move Enter: Select +/-/PU/PD: Value F10:Save ESC - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 52
3V/+5V/+12V CPU Temperature CPU / SYSTEM FAN Speed (RPM) CPU Smart Fan Function Hidden Setting System Smart Fan Function Description Warning beep alerts CPU Temperature automatically Detect CPU/SYSTEM Fan Speed status automatically This item allows you to enable or disable the SMART fan control - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 53
Multiplier Description This feature allows to enable/disable the Spread Spectrum modulate. Enabled Disabled This feature allows to set the memory frequency by Auto DRAM SPD data. Disabled WARNING:wrong frequency may make system can not boot. CLear CMOS to overcome wrong frequency issue - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 54
Load Default Settings Selecting the field loads the factory defaults for BIOS and Chipset Features which the system automatically. detects. 52 Chapter 2 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 55
Set Supervisor/User Password When this function is selected, the following message appears at the center of the screen to assist you in creating a password. The access rights and permission associated with the Supervisor password are higher than those os a regular User password. The Supervisor - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 56
Save & Exit Setup Highlight this item and press to save the changes that you have made in the Setup Utility and exit the Setup Utility. When the Save and Exit dialog box appears, press to save and exit, or press to return to the main menu. 54 Chapter 2 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 57
Exit Without Saving Highlight this item and press to discard any changes that you have made in the Setup Utility and exit the Setup Utility. When the Exit Without Saving dialog box appears, press to discard changes and exit, or press to return to the main menu. NOTE: If you have - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 58
56 Chapter 2 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 59
Machine Disassembly and Replacement Chapter 3 This chapter will guide you how to disassemble and Reassemble the VT5800/6800/7800. To disassemble the computer, you need the following tools: T Wrist grounding strap and conductive mat for preventing electrostatic discharge. T Wire cutter. T Phillips - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 60
General Information Before You Begin Before proceeding with the disassenbly procedure, make sure that you do the following: 1. Turn off the power to the system and all peripherals. 2. Unplug the AC adapter and all power and signal cables from the system. 58 Chapter 3 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 61
system when you need to perform system service. Please also refer to the disassembly remove the screws as shown here. 3. Slide the top cover out. Please also remove the front bezel. 4. Remove the screw shown here, and remove the top bracket. Removing the VGA Card 1. Release the PCI lock then remove - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 62
Removing Cables 1. Disconnect the HDD SATA cables. 2. Disconnect the USB1&2 cables. 3. Disconnect the system fan cable. 4. Disconnect the Recovery switch cable. 5. Disconnect HDD SATA1&2 cable. 6. Disconnect the LED cable assy and Power-switch cable. 7. Disconnect the power cable and IDE cable of - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 63
and IDE cable of the SATA HDD. 10. Disconnect the main ATX power cable as shown. 11. Disconnect the IDE cables from the mainboard. Removing the ODD/FFD/HDD 1. Release the ODD latch and pull the ODD out as shown. 2. Release the FDD latch and pull the FDD out as - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 64
securing the heatsink module and remove it. Removing the Memory 1. Press the latch on the left and right sides to pup out the memory and remove it. Removing the System Fan 1. Remove the four screws securing the system fan and remove it. Removing the Mainboard 1. Remove the eight screws securing the - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 65
Removing the System Power 1. Remove the four screws securing the system power and remove it. Removing the USB Module 1. Remove the screw securing the usb module and detach it as shown. Removing the LED Module 1. Remove the screw securing the LED module and detach it as shown. Chapter 3 63 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 66
VT 6800 Disassembly Procedure Opening the System 1. Place the system unit on a flat, steady surface. 2. Press the latch and slide the side door out as shown. Removing the Front Panel and Top Cover 1. Release the three latches and remove the front panel and top cover. Removing the VGA Card 1. Release - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 67
Removing the Cables 1. Disconnect following connectors from the mainboard. 2. Disconnect SATA HDD connectors from the mainboard. 3. Disconnect the power switch and LED cable as shown. 4. Disconnect following connectors from the mainboard. Chapter 3 65 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 68
5. Disconnect the ODD and FDD power cables. 6. Disconnect the SATA HDD cables. 7. Disconnect the ODD and FDD IDE cables. Removing ODD/FDD/HDD 1. Press the ODD latch and pull the ODD out. 2. Press the FDD latch and pull the FDD out. 3. Press the HDD latch and pull the HDD out. 66 Chapter 3 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 69
out the memory and remove it. Removing the System Fan 1. Remove the four screws securing the system fan and remove it. Removing the Mainboard 1. Remove the eight screws securing the mainboard and remove it. Removing the Power Supply 1. Remove the four screws securing the power supply and remove it - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 70
Removing the SPDIF Board and Intrusion Switch 1. Remove the screw securing the SPDIF board and release the intrusion switch. Removing the USB Module 1. Remove the screw securing the USB module and remove it. 68 Chapter 3 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 71
on a flat, steady surface. 2. Press the latch and slide the side door out as shown. Removing the Front Panel and Top Cover 1. Release the three latches and remove the front panel and top cover. Removing the VGA Card 1. Release the PCI-Lock as shown. 2. Pull out the Rubber-Lock and pull out the VGA - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 72
Removing the Cables 1. Disconnect following connectors from the mainboard. 2. Disconnect SATA HDD connectors from the mainboard. 3. Disconnect the power switch and LED cable as shown. 4. Disconnect following connectors from the mainboard. 70 Chapter 3 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 73
5. Disconnect the ODD and FDD power cables. 6. Disconnect the SATA HDD cables. 7. Disconnect the ODD and FDD IDE cables. Removing ODD/FDD/HDD 1. Press the ODD latch and pull the ODD out. 2. Press the FDD latch and pull the FDD out. 3. Press the HDD latch and pull the HDD out. Chapter 3 71 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 74
out the memory and remove it. Removing the System Fan 1. Remove the four screws securing the system fan and remove it. Removing the Mainboard 1. Remove the eight screws securing the mainboard and remove it. Removing the Power Supply 1. Remove the four screws securing the power supply and remove it - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 75
Removing Intrusion Switch 1. Remove the two screws securing the intrusion switch and remove it. Removing USB Module 1. Release USB board with its upper bracket. Chapter 3 73 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 76
74 Chapter 3 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 77
Troubleshooting This chapter provides troubleshooting information for the VT5800/6800/7800 T Power-On Self-Test (POST) T Index of Error Message T Index of Error Symptoms T Undetermined Problems Chapter 4 Chapter 4 75 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 78
guide. Post Checkpoints List: The list may vary accordingly depending on your BIOS . Checkpoint CFh C0h C1h C3h C5h 01h 02h Description Test CMOS R/W functionality Early chipset initialization: -Disable shadow RAM -Disable L2 cache (socket 7 or below) -Program basic chipset registers Detect memory - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 79
19h 1Ah 1Bh 1Ch 1Dh 1Eh 1Fh 20h 21h 22h Description Initial Superio_Early _Init switch Reserved 1. Blank out screen 2. Clear CMOS error flag Reserved 1. Clear 8042 interface 2. Initialize 8042 self-test 1. Test special keyboard controller for Winbond 977 series Super I/O chips. 2. Enable keyboard - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 80
clock resource to empty PCI & DIMM slots. 5. Early PCI initialization -Enumerate PCI bus number -Assign memory & I/O resource -Search for a valid VGA device and VGA BIOS, and put it into C000:0 Reserved Reserved Reserved Initialize INT 09 buffer Reserved 1. Program CPU internal MTRR (P6 & PII) for - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 81
55h 56h 57h 58h 59h 5Ah 5Bh 5Ch Description Test 8254. Reserved Test 8259 interrupt mask case the cacheable ranges between each CPU are not identical. Reserved Initialize USB Reserved Test all memory (clear all extended memory to 0) Reserved Reserved Display number of processors (multi-processor - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 82
Description 1. Initialize Init_Onboard_Super_IO switch. 2. Initialize Init_Onboard_AUDIO switch. Reserved Reserved Okay to enter Setup utility; i.e. not until this POST in Setup is set to "AUTO" Reserved 1. Initialize floppy controller 2. Set up floppy related fields in 40: hardware. Reserved - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 83
90h 91h 92h 93h 94h 95h 96h FFh Description Reserved 1. Switch back to text mode if full screen logo is supported. -If errors occur, report errors & boot devices. 1. USB final Initialization 2. NET PC: Build SYSID structure 3. Switch screen back to text mode. 4. Set up ACPI table at top of memory. - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 84
the diagnostics program. NOTE: Check all power supply voltages, switch, and jumper settings before you replace the main board. Also check the power supply voltages if you have a "system no-power" condition. If you are unable to correct the problem by using the "BIOS Messages List" table and "Error - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 85
a full memory test, counting down the memory areas being tested. If POST detects an error during memory testing, additional information appears giving specifics about the type and location of the memory error. If the system cannot boot using the current CMOS configuration, the BIOS can override - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 86
2. Memory module. 3. Main board. System works but fails to enter power saving mode when the Power Management Mode is set to Enabled. 1. Enter BIOS Setup and load default settings. In Windows Systems, check settings in Power Management Property of Control Panel. 2. Reload software from Recovery CD - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 87
to access for more than 2 minutes. 1. Diskette 2. Diskette drive power 3. Diskette drive connection/cable 4. Diskette drive 5. Main board Diskette disk drive is configured correctly in BIOS Setup, cable/jumper are set correctly before diagnosing any hard disk drive problems. (If only one drive is - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 88
the External Modem, make sure Power on By Ring in BIOS Setup or Power Management is set to Enabled. For the PCI modem, make sure Wake up by PCI card is set to Enabled. 2. If PCI modem card is used, reinsert the modem card to PCI slot firmly or replace the modem card. 3. In Win 98, ensure the - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 89
Error Symptom Display problem not listed above (including blank or illegible monitor). Action/FRU 1. "Monitor" 2. Load default settings (if screen is readable). 3. Main board Chapter 4 87 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 90
the printer driver is properly installed. Refer to the printer service manual. 2. Printer. 3. Printer cable. 4. Main board. Printer problems. 1. Refer to the service manual for the printer. Keyboard Some or all keys on keyboard do not work. 1. Keyboard Power Supply Pressing power switch does - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 91
switches and voltage settings are correct, remove or disconnect the following, one at a time: 10. Non-Acer devices T External devices T Any adapter card (modem card, LAN card or video card, if installed) T CD/DVD-ROM drive T Diskette drive T Hard disk drive T DIMM T Processor T Main board 11. Power - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 92
90 Chapter 4 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 93
Bottom: keyb oa rd Top : Parallel Po rt Bottom: COM portA VGA port Top: LAN Jack Bottom: USB p orts Top:13 94 Bottom: USB p orts T:RS- Out M:CS-Out B:SS-Out T: Li n e -I n M:Line-Out B :M ic CPU_F2 JPW1 BIOS J2 PCIE_X1 PCIE_X16 JSPDIFO ALC880 PCI 1 PCI 2 JAUD1 JCD1 COM2 J13 94 _1 JUSB1 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 94
-JUSB2 Front panel USB connectors 12 COM2 Serial port connector 13 JOBR Recovery pin 14 BAT Battery 15 JBAT1(Clear CMOS) Clear CMOS jumper 16 BIOS_WP BIOS write protect 17 JCO Case open pin ATX 24-Pin Power Connector:ATX1 This connector allows you to connect an ATX 24-pin power supply - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 95
# GND GND GND Res +5V +5V +5V GND ATX 12V Power Connector: JPW1 This 12V power connector is used to provide power to the CPU. Floppy Disk Drive Connector: FDD1 The mainboard provides a standard floppy disk drive connector that supports 360K, 720K, 1.2M, 1.44M and 2.88M floppy disk types. Chapter - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 96
proper CPU cooling fan. 2. CPU_F1 supports the fan control. Fan/ heatsink with 3 or 4 fins are both available. 3. Please refer to recommended CPU fans at Intel(R) official wiebsite. Hard Disk Connector: IDE1 The mainboard provides a one-channel Ultra ATA 100 bus Master IDE controller that supports - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 97
ATA connectors SATA1~SATA4. SATA1~SATA4 are high-speed Serial ATA interface ports. Each supports serial ATA data rates of 300MB/s. Both connectors are fully compliant with Serial ATA 2.0 specifications. Each Serial ATA connector can connect to 1 hard disk device. 1 7 SATA4 SATA3 SATA2 SATA1 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 98
CD-In Connector: JCD1 The connector is for CD-ROM audio connector. Front Panel Connector: F_PANEL1 The mainboard provides one front panel connector for electrical connection to the front panel switches and LEDs. SPDIF Out Connector: JSPDIFO The connector allows you to connect to a SPDIF out bracket - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 99
audio and is compliant with Intel (R) Front Panel I/O Connectivity Design Guide. JAUD1 2 10 1 9 JAUD1 Pin Definition PIN SIGNAL DES CRIPT ION 1 PORT 1L Analog Port 1 - Left channel 2 GND Ground 3 PORT 1R Analog Port 1 - Right channel 4 PRESENCE# Active low signal - signals BIOS - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 100
that has a power supply from external battery to keep the system configuration data. With the CMOS RAM, the system can automatically boot OS every time it is turned on. If you want to clear the system configuration, use the JBAT1 (Clear CMOS) Jumper to clear data. Follow the instructions below to - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 101
x16 lane for graphics controllers, while PCI Express x1 supports transfer rate of 250 MB/s. PCI Express x16 slot PCI Express x1 slot PCI (Peripheral Component Interconnect) Slots The PCI slots support LAN cards, SCSI cards, USB cards, and other add-on cards that comply with PCI specifications. At 32 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 102
100 Chapter 5 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 103
FRU (Field Replaceable Unit) List Chapter 6 This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of VT 5800/6800/7800 Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise Authorization). Chapter 6 101 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 104
Exploded Diagram Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Description TOP COVER FRONT BEZEL ODD FDD HDD HDD LOCK SLIDE FDD LOCK SLIDE ODD LOCK SLIDE RIGHT COVER USBs CHASSIS DISASSEMBLY POWER SUPPLY LEFT COVER MAINBOARD 102 Chapter 6 - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 105
.tw/spl/, if you do not own a specific account, you can still access the system with guest; guest). For whatever reasons a part number change is made, it will not be noted in the printed Service Guide. For ACER-AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code to - Acer Veriton 7800 | Veriton 5800/6800/7800 Service Guide (MSI MB) - Page 106
104 Chapter 6