Compaq AP550 Compaq Professional Workstation AP550 Hardware Reference Guide
Compaq AP550 - Professional - 128 MB RAM Manual
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- Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 1
Compaq Professional Workstation AP550 Hardware Reference Guide - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 2
Professional Workstation AP550 Hardware Reference Guide - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 3
of life. CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information. Compaq Professional Workstation AP550 Hardware Reference Guide .irst Edition (June 2000) Part Number 191010-001 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 4
Removing an Expansion Board 2-24 Identifying the AGP Graphics Controller Expansion Slot 2-24 Installing and Removing an AGP Graphics Controller 2-25 Installing a Processor ...2-26 Index ...I-1 Compaq Professional Workstation AP550 Hardware Reference Guide iii - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 5
Compaq Professional Workstation AP550 is a minitower system that can be easily converted to a desktop. .eatures may vary depending on your model. .or a complete listing of the hardware and software installed in your workstation, run the INSPECT utility described in the Troubleshooting Guide. Compaq - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 6
.ront Panel Components .ront Panel Components 1 CD-ROM eject button 2 CD-ROM drive activity light 3 CD-ROM headphone jack 4 CD-ROM volume 5 Diskette drive activity light 6 Diskette eject button 7 Power button 8 Power-on light 9 Hard drive activity light 1-2 Product .eatures - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 7
-45 connector 7 Ultra3 SCSI connector 8 Line-in audio connector 9 Microphone connector : Mouse connector ; Parallel connector < Serial connector (COMM1) = Serial connector (COMM2) > VGA (AGP) Video connector Compaq Professional Workstation AP550 Hardware Reference Guide 1-3 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 8
System Board Components 1-4 Product .eatures System board components 1 .our PCI expansion slots 2 AGP expansion slot 3 Serial port cable connector 4 Direct Rambus RIMM sockets 1-4 5 Ultra3 SCSI connector 6 Primary processor 7 Embedded Processor Power Module for primary processor 8 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 9
casing can be grasped. Releasing the drives with the drivelock CAUTION: Do not hold the faceplate while removing a drive. Only hold a drive by its casing. Compaq Professional Workstation AP550 Hardware Reference Guide 1-5 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 10
to the drive bezel, push the drives from the rear to remove them from the front of the drive bay. 8. After placing the workstation in the desktop position, gently slide the drives back into the bay. 1-6 Product .eatures Installing the drives CAUTION: The use of unnecessary force when installing - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 11
for the desktop configuration. CAUTION workstation to ensure the Compaq logo is properly oriented. 12. Reconnect the power cord to the grounded AC outlet, then reconnect the network cable and any external devices to the system. Compaq Professional Workstation AP550 Hardware Reference Guide - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 12
to a Minitower Configuration To change from a desktop to a minitower configuration: 1. Turn off the workstation and any external devices. 2. Disconnect the power cord from the grounded AC outlet and the back of the workstation, and then disconnect the network cable from the system. 3. Remove the - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 13
2. After placing the workstation in the desktop position, gently slide the drives back into the bay. Installing the drives CAUTION: The drivelock will secure them. 9. and data cables to the drives as labeled. Reconnect the power Compaq Professional Workstation AP550 Hardware Reference Guide 1-9 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 14
the subpanel and front bezel align properly with the alignment tabs. ✎ When converting from a desktop to a minitower orientation, use the replacement bezel blank that is shipped with your workstation to ensure the Compaq logo is properly oriented. 12. Reconnect the power cord to the grounded AC - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 15
Minimize All. Displays Run dialog box. Special Mouse .unctions Most software applications support the use of a mouse. The functions assigned to each mouse button this number available when contacting Compaq customer service. Compaq Professional Workstation AP550 Hardware Reference Guide 1-11 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 16
: s Memory s Drives s Expansion boards s Processors ✎ Compaq recommends that you finish the setup procedures for the preinstalled software before you install any optional hardware or third-party devices that were not included with your workstation. Compaq Professional Workstation AP550 Hardware - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 17
. 4. Install any optional equipment, such as memory, drives, expansion boards, processors, or batteries. See the appropriate sections in this chapter or the appendices for installation instructions. 5. Replace the front bezel and the workstation access panel, if necessary. 6. Reconnect the - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 18
Refer to the following illustration to remove the workstation access panel. Loosening the two thumbscrews and removing the workstation access panel ✎ When replacing the workstation access panel, be sure to tighten both thumbscrews. Compaq Professional Workstation AP550 Hardware Reference Guide 2-3 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 19
and any external devices. 2. Disconnect the power cord from the grounded AC outlet and the back of the workstation 3. Remove the workstation access panel. Refer to Removing the Workstation Access Panel in this chapter. 4. Push in on the two front bezel release tabs, then rotate the front - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 20
inline memory modules (RIMMs). Additional RIMMs are available to upgrade the memory. A maximum of 32 count Direct RDRAM devices is supported on each Direct Rambus memory channel. Continuity RIMMs (CRIMMs) must populate any empty slots. Compaq Professional Workstation AP550 Hardware Reference Guide - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 21
Installing and Removing RIMMs RIMM Slot Locations Your workstation supports a total of four RIMM slots on two Direct RDRAM channels. A maximum of 32 Direct RDRAM devices is supported per channel. The four RIMM slots are numbered XMM1 and XMM2 (Channel A) and XMM3 and XMM4 (Channel B). Location of - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 22
metal object. CAUTION: The above guidelines must be followed when installing RIMMs or your workstation will not function. CAUTION: When handling a memory module, do not touch any of the contacts. Doing so can damage the module. Compaq Professional Workstation AP550 Hardware Reference Guide 2-7 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 23
in the following table. RIMM Installation Configurations Memory Channel A Memory Channel B Possible Configuration RIMM Slot XMM1 RIMM CAUTION: Static electricity can damage the electronic components of the workstation or option boards. Before beginning these procedures, ensure that you - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 24
the workstation, and reconnect the external devices. 7. Turn on the workstation. The workstation will automatically recognize the added memory. Removing RIMMs To remove a memory module from a RIMM slot, reverse the above procedure. Compaq Professional Workstation AP550 Hardware Reference Guide 2-9 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 25
of the drive bay components. 2-10 Hardware Upgrades Identifying drive bay components Bays 1 through 5 are located on the front of the workstation and support various drive configurations. 1 Bay 1 5.25-inch, half-height bay for optional drive 2 Bay 2 5.25-inch, half-height bay for optional - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 26
cord from the grounded AC outlet and the back of the workstation. 3. Remove the workstation access panel. Refer to Removing the Workstation Access Panel in this chapter. 4. Remove the front bezel align it within the front bezel. Compaq Professional Workstation AP550 Hardware Reference Guide 2-11 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 27
✎ When replacing the subpanel, ensure that the aligning pins are in their proper orientation. ✎ When converting from a minitower to a desktop orientation, use the replacement subpanel that is shipped with your workstation to ensure the Compaq logo is properly oriented. 2-12 Hardware Upgrades - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 28
workstation chassis behind the front bezel 1. Install these screws to ensure that the drive lines up correctly in the drive bay. Some options use M3 metric hardware. Compaq-supplied metric screws are black. Identifying the metric screws Compaq Professional Workstation AP550 Hardware Reference Guide - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 29
Drive Bay ✎ Compaq does not support mixing IDE and SCSI hard drives in the same system. If you are replacing a hard drive in bay 4 or bay 5, it should be of the same type as the drive being removed. To install a hard drive in a 3.5-inch drive bay: 1. Turn off the workstation and disconnect the - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 30
Connecting the signal cable and power cable 5. Reassemble the workstation. Compaq Professional Workstation AP550 Hardware Reference Guide 2-15 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 31
✎ Compaq does not support mixing IDE ATA and SCSI hard drives in the same system. If you are replacing a hard drive in bay 4 or bay 5, the replacement drive should be of the same type as the drive being removed. To install a hard drive in a 5.25-inch drive bay: 1. Turn off the workstation and - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 32
Installing a hard drive in a 5.25-inch drive bay Connecting the signal cable and power cable 5. Reassemble the workstation. Compaq Professional Workstation AP550 Hardware Reference Guide 2-17 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 33
a Drive ✎ Compaq does not support mixing Ultra ATA and SCSI hard drives in the same system. If you are replacing a hard drive in bay 4 or bay 5, the replacement drive should be of the same type as the drive being removed. If you are replacing the Ultra ATA hard drive in your workstation with - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 34
is in the Desktop position, press the drivelock button to unlock the drive. Releasing the drives with the drivelock 6. While sliding the drivelock, push from the back of the drives until the drive casing can be grasped from the front of the workstation. Compaq Professional Workstation AP550 Hardware - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 35
7. While holding the drive casing, pull the drives out of the drive bay. Removing a drive from the drive bay 8. Store the drive in an antistatic package. 2-20 Hardware Upgrades - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 36
your workstation. Identifying the PCI Expansion Slots This workstation contains four full-length PCI expansion slots 1. The following illustration identifies the physical locations of these slots. Identifying PCI expansion slots Compaq Professional Workstation AP550 Hardware Reference Guide 2-21 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 37
Expansion Board To install a PCI expansion board: 1. Turn off the workstation and disconnect the power cord from the grounded AC outlet. 2. Remove the workstation access panel and locate the correct vacant slot in the workstation chassis. 3. Remove the screw securing the expansion slot cover, then - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 38
6. Replace the workstation access panel. 7. Connect external cables to the installed board, if necessary. 8. Plug the power cord back into the grounded AC outlet. 9. Turn on the system. 10. Reconfigure the workstation, if necessary. Compaq Professional Workstation AP550 Hardware Reference Guide 2-23 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 39
board in antistatic packaging. ❏ Install an expansion slot cover to close the open slot. Identifying the AGP Graphics Controller Expansion Slot Your workstation also ships with an Accelerated Graphics Port (AGP) expansion slot on the system board 1. The following illustration shows the location of - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 40
. If you are installing a full-length expansion board, be sure to engage the card guide. Installing an AGP graphics controller To remove the AGP graphics controller, remove the metal slot , in this chapter for more information. Compaq Professional Workstation AP550 Hardware Reference Guide 2-25 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 41
may damage the system board. Have a Compaq authorized reseller or service provider install the processor. If you plan to install it yourself, read all of the instructions carefully before you begin. To install a second processor: 1. Turn off the workstation and disconnect the power cord from the - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 42
Removing the terminator board from the secondary processor slot Installing a second processor/heatsink assembly Compaq Professional Workstation AP550 Hardware Reference Guide 2-27 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 43
and connect the power cord to the grounded AC outlet and to the back of the workstation. When replacing the workstation access panel, be sure to tighten both thumbscrews. ✎ If you are installing a second processor, you must upgrade the Hardware Abstraction Layer (HAL). .or information on - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 44
appendix A SPECI.ICATIONS Compaq Professional Workstation SP750 Component U.S. Metric Dimensions Height Width Depth 18.7 inch 8.03 inch 23.2 inch 47.50 Output 425 W Rated Input Current (maximum) 8 A 4 A Heat Dissipation (maximum) 2418 Btu/hr 609 kg-cal/hr Hardware Reference Guide A-1 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 45
Compaq Professional Workstation AP550 Component U.S. Metric Minitower Dimensions Height Width Depth 17.65 in. 6.60 in. 17.36 in. 44.83 cm 16.76 cm 44.09 cm Desktop Dimensions Height Width Depth 6.60 in. 17.65 in. 17.11 in. 16.76 cm 44.83 cm 43.46 cm Approximate Weight 26 lb - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 46
Compaq Deskpro Workstation AP250 Component U.S. Metric Minitower Dimensions Height Width Depth 17.65 in. 6.60 in. 17.11 in. 44.83 cm 16.76 cm 43.46 cm Desktop Dimensions Height Width Depth 6.60 in. 3 A Heat Dissipation (maximum) 200 W 1050 Btu/hr 265 kg-cal/hr Hardware Reference Guide A-3 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 47
, including settings for processor, graphics, memory, audio, storage, communications, and input . s Configure Quiet Drive options (for drives that support this feature). s Enable Quick Boot, which is faster Disabled suppresses most POST messages, such as memory count, product name, and other non - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 48
cannot be used until they are unsecured. s Enable or disable Master Boot Record (MBR) Security. This feature is not supported on the Compaq Professional Workstation AP550 or SP750. s Enable or disable removable media boot ability. s Enable or disable removable media write ability. s Solve system - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 49
have already applied changes you now want to eliminate, select Set Defaults and Exit. This option will restore the original factory system defaults. Hardware Reference Guide B-3 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 50
name • processor type/speed/stepping • cache size (L1/L2) • installed memory size • system ROM (includes family name and version) • system board Exit Saves changes to system configuration and exits Computer Setup. Support for Computer Setup options may vary depending on your specific hardware - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 51
(IDE devices only) Specifies the active data transfer mode. Options (subject to device capabilities) are PIO 0, Max PIO, Enhanced DMA, Ultra DMA 0, and Max UDMA. Support for Computer Setup options may vary depending on your specific hardware configuration. Continued Hardware Reference - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 52
select the translation mode to be used for the device. This enables the BIOS to access disks partitioned and formatted on other systems and may be necessary . If the drive does not support Quiet mode, the Quiet Drive option will not be displayed. Support for Computer Setup options may vary - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 53
Boot, the computer will restart. Turn the computer off, then on, manually. Removable Media Write Enables/disables ability to write data to removable media. Note in order to use the diskette. Support for Computer Setup options may vary depending on your specific hardware configuration. - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 54
: This selection will only appear when at least one drive capable of performing the IDE DPS selftests is attached to the system Hard Drive Order (supported on select models only) Allows you to specify the order of attached hard drive controllers. The first hard drive controller in the order will - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 55
this password must be set in order to use some Compaq remote security tools. See the Troubleshooting Guide for more information. Power-On Password Allows you to set removed. .eature supported on select models only. See the Desktop Management Guide for more information. Support for Computer Setup - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 56
as .DISK and .ORMAT) attempt to update the MBR. If MBR Security is enabled and disk accesses are being serviced by the BIOS, write requests to the MBR are rejected, of the MBR was saved Support for Computer Setup options may vary depending on your specific hardware configuration. Continued B-10 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 57
ports and audio security. Network Service Boot Enables/disables the computers 80-byte identifier displayed during POST) See the Desktop Management guide for more information • chassis serial number or for System ID entry Support for Computer Setup options may vary depending - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 58
available under ACPI-enabled operating systems. Timeouts Allows you to disable or manually select timeout values for the system and/or all attached IDE hard drives not appear if the energy saver mode is disabled. Support for Computer Setup options may vary depending on your specific hardware configuration - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 59
installed PCI devices and their IRQ settings. • Allows you to reconfigure IRQ settings for these devices or to disable them entirely. Support for Computer Setup options may vary depending on your specific hardware configuration. * These options should be used by advanced users only. continued - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 60
interface) sleep state that some add-in hardware options may not support. .eature supported on select models only. • AGP Aperture size (options vary depending on platform) allows you to specify the amount of system memory reserved for use by your graphics controller. PCI VGA Configuration Appears - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 61
-height or a half-height drive into a half-height bay. s Install guide screws to ensure that the drive lines up correctly in the drive cage. Compaq has provided extra guide screws, which are installed in the front of the workstation chassis behind the front bezel. Some options use M3 metric hardware - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 62
for all other SCSI devices. s If only one SCSI hard drive is used, it should be installed in the lowest numbered bay (bay 1). s On a Compaq Professional Workstation SP750, Bay 4 is reserved for the CD-ROM or DVD-ROM drive. Do not install a SCSI device in this bay. s Every SCSI chain or circuit - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 63
included with the device or contact your Compaq authorized dealer, reseller, or service provider. CAUTION: Do not route cables a SCSI Device Compaq does not support mixing Ultra ATA and SCSI hard drives in the same system. On a Compaq Deskpro Workstation AP250, if you Reference Guide C-3 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 64
devices: a maximum of three in the removable hard drive cage and two in the front drive bay area. The Compaq Professional Workstation AP550 ships with a multi-mode SCSI cable that supports LVD or single-ended devices. The cable accommodates up to three SCSI devices in the front drive bay area. The - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 65
cable with terminator The cable that shipped with your workstation may look different than the one illustrated (a five device option kit or contact your Compaq authorized dealer, reseller, or service provider. Using SCSISelect with SCSI Devices Adapter SCSI Termination Hardware Reference Guide C-5 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 66
❏ Additional Options Boot Device Options SCSI Device Configuration Advanced Configuration Options s SCSI Disk Utilities Lists all SCSI devices and SCSI ID numbers ✎ .or information about configuring POST message display status, refer to Appendix B, Computer Setup. C-6 Hard Drive - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 67
crush, puncture, short external contacts, or dispose of in fire or water. Replace only with the Compaq spare designated for this product. Batteries, battery packs, and accumulators should not be disposed of together with an expansion card to gain access to the battery. Hardware Reference Guide D-1 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 68
2. Locate the battery and battery holder on the system board, as shown in the following illustration. Battery and Battery Holder 3. Lift the battery out of its holder. Removing the Coin Cell Battery 4. Slide the replacement battery into position, positive side up. The battery holder automatically - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 69
panel. 7. Plug in the computer and turn on power to the computer. 8. Reset the date and time, your passwords, and any special system setups, using Compaq Computer Setup. Refer to Appendix B, Computer Setup. Hardware Reference - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 70
appendix E SECURITY LOCK PROVISIONS Installing a Cable Lock The cable lock is an optional device used to help secure the workstation. 1. Separate the pieces of the security bracket by bending the metal where the three pieces join. Separating the security brackets Hardware Reference Guide E-1 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 71
2. Insert the tang (tongue) of the narrow bracket (Bracket A) into the slot on the chassis and slide the U-shaped backet (Bracket B) between it and the system unit cover; then install the self-tapping screw included in the cable lock it. ✎ Due to differences between chassis, the slot may be located - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 72
screw with the flat bracket (Bracket C). 4. Install a lock (not provided) in the security bracket to control access to the inside of the workstation. Install a cable lock (not provided) to secure the workstation to a fixed object. Securing the workstation with a padlock Hardware Reference Guide E-3 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 73
and storing products in static- safe containers. s Keep electrostatic-sensitive parts in their containers until they arrive at static-free workstations. s Place parts on a grounded surface before removing them from their containers. s Avoid touching pins, leads, or circuitry. s Always be properly - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 74
the skin. s Use heelstraps, toestraps, or bootstraps at standing workstations. Wear the straps on both feet when standing on conductive floors or dissipating floor mats. s Use conductive field service tools. s Use a portable field service kit with a folding static-dissipating work mat. If you do - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 75
the front of the unit that is in a desktop configuration as this also restricts airflow. s Never use a desktop computer on its side (resembling a tower ranges for your computer, refer to Appendix A, Specifications, in this guide. s Keep liquids away from the computer and keyboard. s Never cover - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 76
may damage the finish. Safety If any object or liquid falls into the drive, immediately unplug the computer and have it checked by an authorized Compaq service provider. G-2 Routine Computer Care and Shipping Preparation - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 77
in their original packing boxes or similar packaging with sufficient packing material to protect them. ✎ .or environmental nonoperating ranges, refer to Appendix A, Specifications, in this guide. Hardware Reference - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 78
1-3 using Windows logo keys, 1-11 L line-in audio connector, 1-3 line-out audio connector, 1-3 M memory configuration requirements, 2-5 installing RIMMs, 2-8 maximum, 2-5 memory installation guidelines, 2-7 microphone connector, 1-3 Compaq Professional Workstation AP550 Hardware Reference Guide I-1 - Compaq AP550 | Compaq Professional Workstation AP550 Hardware Reference Guide - Page 79
minitower configuration changing to desktop illustrated, 1-7 monitor connector, 1-3 mouse connector assembly, 2-26, 2-27 R Rambus Inline Memory Module. 5AA RIMM rear audio connectors headphone connector , 1-3 removing side access panel, 2-3 workstation access panel, 2-3 RIMM important guidelines,
Compaq Professional Workstation AP550
Hardware Reference Guide