Page 1 Professional Workstation AP200 Maintenance and Service Guide First Edition (July 1998) Part Number 352624-001 Compaq Computer Corporation Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 2 PARTICULAR PURPOSE, GOOD TITLE AND AGAINST INFRINGEMENT. This publication contains information protected by copyright. No part of this publication may be photocopied or reproduced in any form without prior written consent from Compaq Computer Corporation. © 1998 Compaq Computer Corporation.
Page 3: Table Of Contents
Important Guidelines for Installing Optional SCSI Devices ..........3-15 Using the SCSI Cable......................3-16 Drivelock .............................3-17 Expansion Boards........................3-19 Removing an Expansion Board....................3-20 Graphics Controller Memory ......................3-21 Card Guide...........................3-22 Memory Modules ........................3-23 Important Guidelines for DIMM Installation ..............3-23 DIMM Installation .......................3-24 Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 4 Local ROM Flash .........................4-34 Remote ROM Flash......................4-34 FailSafe Boot Block ROM ....................4-35 Compaq Insight Manager ......................4-37 Compaq SSD for Windows NT....................4-38 Compaq Diagnostics for Windows NT ..................4-39 Chapter 5 System Security Security Features ...........................5-1 Setup Password ........................5-2 Windows NT Workstation Password ..................5-5...
Page 5 CD-ROM Drive ...........................7-10 Hard Drives ..........................7-12 Audio System ..........................7-16 Keyboard .............................7-16 Mouse ............................7-17 Graphics Controller ........................7-18 Network ............................7-19 RJ-45 Network Cable Specifications ...................7-19 Chapter 8 External Connectors Physical Location ..........................8-1 Pin Assignments ..........................8-3 Index Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 6: About This Guide
Compaq Technician Notes WARNING: Only authorized technicians trained by Compaq should attempt to repair this equipment. All troubleshooting and repair procedures are detailed to allow only subassembly/module level repair. Because of the complexity of the individual boards and subassemblies, no one should attempt to make repairs at the component level or to make modifications to any printed wiring board.
Page 7: Where To Go For Additional Help
In Canada, call 1-800-263-5868 For Compaq technical support: In the United States and Canada, call 1-800-386-2172 For Compaq technical support phone numbers outside the United States and Canada, visit the Compaq website at: http://www.compaq.com. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 8: Illustrated Parts Catalog
This chapter provides an illustrated parts breakdown and a reference for spare parts for the Compaq Professional Workstation AP200. Mechanical Parts Figure 1-1. Exploded view of the Compaq Professional Workstation AP200 mechanical parts Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 9: System Components
Illustrated Parts Catalog System Components Figure 1-2. Exploded view of the Compaq Professional Workstation AP200 system components...
Page 10: Spares Parts List
Power switch and LEDs with cable 166925-001 MEMORY 16-MB memory module (Unregistered 100-MHz SDRAM) 166964-001 32-MB memory module (Unregistered 100-MHz SDRAM) 166968-001 64-MB memory module (Unregistered 100-MHz SDRAM) 166967-001 128-MB memory module (Unregistered 100-MHz SDRAM) 166965-001 Continued Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 11 Illustrated Parts Catalog Spares Parts List - Compaq Professional Workstation AP200 Continued Reference Description Spares Part # MASS STORAGE 4.3-GB Wide-Ultra SCSI hard drive 179287-001 9.1-GB Wide-Ultra SCSI hard drive 179288-001* 6.4-GB Ultra ATA hard drive 166973-001 1.44-MB diskette drive...
Page 12 Spares Parts List - Compaq Professional Workstation AP200 Continued Reference Description Spares Part # GRAPHICS GLoria Synergy+ Graphics Controller (Accelerated Graphics Port or AGP) 327599-001 4 MB memory upgrade (GLoria Synergy+) 327600-001* GLoria Synergy Graphics Controller 298796-001* CONTROLLERS Wide-Ultra SCSI controller, PCI...
Page 13 Illustrated Parts Catalog Spares Parts List - Compaq Professional Workstation AP200 Continued Reference Description Spares Part # Miscellaneous hardware kit includes: 166877-001 a. slot cover (5) b. I/O panel* c. fan guard* d. screw, 6-32 pan head x 1/4 inch (4)* e.
Page 14: Service Preliminaries
This chapter identifies the following service considerations: Preliminary cautions and warnings Electrostatic discharge information Equipment symbols Tools and software requirements Warranty information IMPORTANT: Adherence to the procedures and precautions described in this chapter is essential for proper service. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 15: Preliminary Warnings And Cautions
Service Preliminaries Preliminary Warnings and Cautions The following should be noted when operating or servicing the Compaq Professional Workstation AP200: WARNING: To reduce the risk of electric shock or damage to the equipment: If the system has multiple power supplies, disconnect power from the system by unplugging all power cords from the power supplies.
Page 16: Electrostatic Discharge Information
WARNING: Any RJ-45 receptacle marked with these symbols indicates a Network Interface Connection. To reduce risk of electrical shock, fire, or damage to the equipment, do not plug telephone or telecommunications connectors into this receptacle. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 17: Tools And Software Requirements
Torx T-10 screwdriver Torx T-15 screwdriver Flat-blade screwdriver Diagnostics diskette IMPORTANT: Prior to servicing the workstation, be sure that the latest Compaq Support Software Diskette (SSD) for Windows NT Workstation drivers is installed. See Chapter 4 for installation procedures. Warranty Information The workstation comes standard with the following warranties: Standard Warranty—A three-year limited warranty that covers three years on parts,...
Page 18: Removal And Replacement Procedures
For asset control, the serial number is also embedded in the EPROM on the system board. If the system board is replaced with a spare part from Compaq, an invalid serial number condition will be reported during POST. To clear the condition, reenter the original serial number through Computer Setup.
Page 19: Service Preparations
Removal and Replacement Procedures Service Preparations Before beginning any of the removal and replacement procedures, complete the following steps: CAUTION: Electrostatic discharge can damage electronic components. Be sure you are properly grounded before beginning any installation procedure. See “Electrostatic Discharge” in Chapter 2 for more information. 1.
Page 20: Cable Lock
1. Unlock and remove the cable lock and/or the padlock. 2. Remove the security bracket (plate) seated over the cable lock bracket. 3. Unfasten the retaining screw to release the cable lock bracket. Figure 3-3. Removing the padlock Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 21: Access Panel
Removal and Replacement Procedures Access Panel To remove the workstation access panel: CAUTION: Before removing the access panel, ensure that the workstation is turned off, all cables are disconnected from the back of the workstation, and the power cord is disconnected from the grounded AC outlet. 1.
Page 22: Front Bezel
To replace the front bezel, reverse the above procedure. NOTE: When replacing the front bezel, be sure the bottom hinge points are properly placed in the chassis before rotating the front bezel back into its original position. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 23: Subpanel And Bezel Blanks
Removal and Replacement Procedures Subpanel and Bezel Blanks NOTE: The subpanel and bezel blanks must be removed from the front bezel if you are installing a mass storage device for the first time, or if you are converting the unit from a minitower to a desktop configuration or from a desktop to a minitower configuration.
Page 24: Mass Storage Devices
* You may install either a third height or half height drive into a half height bay. NOTE: Compaq does not support mixing Ultra ATA and SCSI hard drives in the same system. If you are replacing a hard drive in by 4 or 5, it must be of the same type. If you are replacing the Ultra ATA hard drive in bay 4 or 5 with a SCSI hard drive, you will need a SCSI device option kit and the SCSI controller option kit.
Page 25 IMPORTANT: You must install guide screws to ensure the drives line up correctly in the drive cage. Compaq has provided extra guide screws, installed in the front of the workstation chassis, behind the front bezel. Some options use 5.25 M3 metric screws and some use HD 6-32.
Page 26: 3.5-Inch Hard Drive
1. Perform the service preparations shown on page 3-2. 2. Remove the access panel. 3. Remove the front bezel. 4. Disconnect the power and data cables from the back of the hard drive. Figure 3-9. Disconnecting the hard drive cables Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 27 3-10 Removal and Replacement Procedures 5. Press the drivelock to unlock the hard drive. Figure 3-10. Releasing the drive with the drivelock 6. While pressing the drivelock, pull the drive out of the drive bay. Figure 3-11. Removing a 3.5-inch hard drive 7.
Page 28: 3.5-Inch Drive With 5.25-Inch Drive Adapter
2. Remove the access panel. 3. Remove the front bezel. 4. Disconnect the cables from the back of the drive. 5. Press the drivelock to unlock the drive. Figure 3-12. Releasing the drive with the drivelock Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 29 3-12 Removal and Replacement Procedures 6. While pressing the drivelock, pull the drive out of the drive bay. Figure 3-13. Removing a 3.5-inch drive from a 5.25-inch drive bay 7. Remove the bracket brace from the top of the drive adapter by squeezing in on both sides, then rotate the brace up and out 8.
Page 30: 5.25-Inch Drive
1. Perform the service preparations shown on page 3-2. 2. Remove the access panel. 3. Remove the front bezel. 4. Disconnect the power , data , and audio cables from the back of the drive. Figure 3-15. Disconnecting the cables Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 31 3-14 Removal and Replacement Procedures 5. Press the drivelock to unlock the drive. Figure 3-16. Releasing the drive with the drivelock 6. While pressing the drivelock, pull the drive out of the drive bay. Figure 3-17. Removing a 5.25-inch drive To replace the drive, install two guide screws on each side of the replacement drive (in the bottom holes), be sure the guide screws line up with the guide slots, and slide the drive into the drive bay until it snaps into place.
Page 32: Installing Optional Scsi Devices
3-15 Installing Optional SCSI Devices Select models of the Compaq Professional Workstation AP200 have a preinstalled internal SCSI hard drive. You can install additional SCSI devices using the external SCSI connector located on the rear panel of the workstation. Important Guidelines for Installing Optional SCSI Devices If you are installing additional SCSI devices, you MUST adhere to the following guidelines: To preserve data integrity, do not install more than 7 SCSI devices per SCSI controller.
Page 33: Using The Scsi Cable
3-16 Removal and Replacement Procedures Using the SCSI Cable The following SCSI cable is included with your workstation (available on select models): Figure 3-18. SCSI cable with terminator NOTE: The SCSI cable included with your workstation may look slightly different than the one pictured.
Page 34: Drivelock
5. Lift up on the side of each drivelock nearest you and push them toward the front of the drive cage , then snap the tabs out of the holes in the drive cage CAUTION: The spring under the drivelock may pop out unexpectedly. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 35 3-18 Removal and Replacement Procedures 6. Remove the drivelocks from the drive cage. 7. Remove the spring from the drivelock Figure 3-20. Removing the drivelock To reinstall the drivelock: 1. Insert the left side of the drivelock (with the rounded tabs) into the slots on the drive cage.
Page 36: Expansion Boards
ISA slot (audio card installed) Combination slot for either an ISA or a PCI expansion board PCI slot (open) PCI slot (NIC controller installed) PCI slot (SCSI controller on select models) Accelerated Graphics Port (AGP) slot Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 37: Removing An Expansion Board
3-20 Removal and Replacement Procedures Removing an Expansion Board To remove an expansion board: CAUTION: Before removing the access panel, ensure that the workstation is turned off, all cables are disconnected from the back of the workstation, and the power cord is disconnected from the grounded AC outlet. 1.
Page 38: Graphics Controller Memory
To reinsert the memory module, be sure the memory module notch lines up with the tab in the socket at a 30 degree angle, then lower the module until it latches into position. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 39: Card Guide
3-22 Removal and Replacement Procedures Card Guide To remove the card guide: CAUTION: Before removing the access panel, ensure that the workstation is turned off, all cables are disconnected from the back of the workstation, and the power cord is disconnected from the grounded AC outlet. 1.
Page 40: Memory Modules
CAUTION: When handling a memory module, be careful not to touch any of the contacts. Doing so may damage the module. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 41: Dimm Installation
IMPORTANT: Before installing additional DIMMs, read the previous section, “Important Guidelines for DIMM Installation.” The Compaq Professional Workstation AP200 supports unregistered 100-MHz ECC SDRAM DIMMs. Additional DIMMs (16-, 32-, 64-, or 128-MB) are available to upgrade the memory. The workstation has three DIMM sockets located on the system board that support up to a maximum of 384 MB.
Page 42 4. Lift the module from the socket Figure 3-27. Removing a memory module NOTE: The system recognizes memory upgrades and automatically reconfigures the workstation. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 43: Processor
3-26 Removal and Replacement Procedures Processor To remove the processor: WARNING: To reduce the risk of personal injury from hot surfaces, allow the internal system components to cool before touching. CAUTION: Before removing the access panel, ensure that the workstation is turned off, all cables are disconnected from the back of the workstation, and the power cord is disconnected from the grounded AC outlet.
Page 44: Processor Guide Rails
Figure 3-29. Removing the processor guide rails from the system board To replace the processor guide rails, seat the guide rails flush with the system board, then press in the push tabs to attach the rails to the system board. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 45: Speaker
3-28 Removal and Replacement Procedures Speaker To remove the speaker: CAUTION: Before removing the access panel, ensure that the workstation is turned off, all cables are disconnected from the back of the workstation, and the power cord is disconnected from the grounded AC outlet. 1.
Page 46: Power Supply
4. Remove the three external screws that secure the power supply to the back of the chassis NOTE: The internal screw that secures the power supply to the side of the chassis may not need to be removed, only loosened. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 47 3-30 Removal and Replacement Procedures 5. Slide the power supply toward the front of the computer, then lift up and remove it from the chassis Figure 3-31. Removing the power supply To replace the power supply, reverse the above procedure. WARNING: This equipment is designed for connection to a grounded (earthed) outlet.
Page 48: Power Switch
, then remove the power switch from the chassis Figure 3-32. Disconnecting and removing the power switch and switch holder To reinstall the power switch, reverse the above procedure, pushing the power switch until it snaps into place. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 49: System Board
3-32 Removal and Replacement Procedures System Board CAUTION: Static electricity can damage the electronic components of the workstation. Before beginning these procedures, be sure you are discharged of static electricity by briefly touching a grounded metal object. To remove and replace the system board: CAUTION: Before removing the access panel, ensure that the workstation is turned off, all cables are disconnected from the back of the workstation, and the power cord is disconnected from the grounded AC outlet.
Page 50: I/O Panel
5. Remove the system board. 6. From the back of the chassis, push in and lift the I/O panel out. Figure 3-34. Removing the I/O panel To replace the I/O panel, reverse the above procedure. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 51: Lithium Battery
3-34 Removal and Replacement Procedures Lithium Battery When replacing a battery, use a Renata CR2032 or equivalent 3-volt lithium coin cell battery. WARNING: The system board contains a lithium-ion battery pack. There is a risk of fire and chemical burn if the battery pack is handled improperly. Do not disassemble, crush, puncture, short external contacts, dispose in water or fire, or expose it to termperatures higher than 60ºC (140ºF).
Page 52 To replace the battery, slide the replacement battery into position with the positive side up. IMPORTANT: Positive polarity should be positioned up. NOTE: The battery holder automatically secures the battery in the proper position. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 53: Converting A Minitower To A Desktop Configuration
3-36 Removal and Replacement Procedures Converting a Minitower to a Desktop Configuration To convert a minitower to a desktop configuration: CAUTION: Before removing the access panel, ensure that the workstation is turned off, all cables are disconnected from the back of the workstation, and the power cord is disconnected from the grounded AC outlet.
Page 54 IMPORTANT: The diskette drive should always be placed in the bay nearest the top of the chassis in the desktop configuration for proper drive clearance and access. Figure 3-38. Installing a drive in the desktop configuration 7. Reconnect the cables to the drives. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 55 3-38 Removal and Replacement Procedures 8. Remove the subpanel and rotate the bezel blanks 90 degrees. CAUTION: Hold the subpanel straight when you pull it away from the front bezel. Pulling the subpanel away at an angle could damage the pins that align it within the front bezel.
Page 56: Converting A Desktop To A Minitower Configuration
4. Disconnect all power and data cables from the drives in the 5.25-inch drive bays. 5. Remove the drives from the 5.25-inch drive bays by pressing drivelock. Figure 3-40. Releasing the drives with the drivelock Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 57 3-40 Removal and Replacement Procedures 6. Rotate the drives 90 degrees, then reinstall them into the drive bays. IMPORTANT: The diskette drive should always be placed in the bay 3, the bay nearest the internal 3.5-inch drives, for proper placement within the chassis. Figure 3-41.
Page 58 Desktop Configuration Minitower Configuration Figure 3-42. Rotating the bezel blanks when converting a desktop to a minitower 9. Replace the subpanel, front bezel, and the access panel. 10. Reassemble the computer. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 59: Diagnostic Tools
Chapter 4 Diagnostic Tools This chapter provides the following information to assist you when servicing the Compaq Professional Workstation AP200: Power-On Self-Test (POST) Troubleshooting Minor Problems Computer Setup and Diagnostics Utilities Error Codes ROMPaq Compaq Insight Manager Compaq SSD for Windows NT...
Page 60: Power-On Self-Test (Post)
Diagnostic Tools Power-On Self-Test (POST) POST is a series of diagnostic tests that runs automatically when the system is turned on. After the computer is turned on, POST checks the following assemblies to make sure that the computer system is functioning properly: Keyboard DIMMs Graphics controller...
Page 61: Post Messages
2. Replace the DIMMs. 202-Memory Type None Invalid memory configuration 1. Run Computer Setup or Mismatch Windows NT utilities. 2. Replace the DIMMs. *L = Long, S = Short Continued Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 62 Diagnostic Tools POST Messages Continued Message Beeps* Probable Cause Recommended Action 203-Memory Address None RAM failure 1. Be sure memory module(s) are Error installed properly. 2. Replace the DIMMS. 3. Replace the system board. 205-Memory Error None Cache memory error (Processor Run the Setup and Diagnostics cache) utilities.
Page 63 None IDE Hard drive/format error Run the Setup and Diagnostics utilities. 1781-Disk 1 Failure None IDE Hard drive/format error Run the Setup and Diagnostics utilities. *L = Long, S = Short Continued Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 64 Diagnostic Tools POST Messages Continued Message Beeps* Probable Cause Recommended Action 1782-Disk Controller None IDE Hard drive circuitry error Run the Setup and Diagnostics Failure utilities. 1790-Disk 0 Failure None IDE Hard drive error or wrong Run the Setup and Diagnostics drive type utilities.
Page 65: Troubleshooting Minor Problems
In addition to the above checklist, see the next few sections for other possible solutions to: Power Problems Diskette Drive Problems Display Problems Printer Problems Hard Drive Problems Hardware Installation Problems IDE CD-ROM Drive Problems Memory Problems SCSI Problems Network Problems Audio Hardware Conflicts Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 66: Power Problems
Diagnostic Tools Power Problems This section identifies some quick checks for power-related problems. Table 4-2 Solutions for Power Problems Problem Possible Solution Computer will not turn on. Be sure the workstation is connected to a grounded AC outlet. Be sure cables from the workstation’s power supply are plugged in properly.
Page 67: Diskette Drive Problems
In Windows NT Workstation 4.0, run Scan Disk. Click Start, then select Programs, DiskTools, ScanDisk. Non-system disk message. Remove the diskette from the drive. Drive not found. Check the cables for loose connections. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 68: Display Problems
4-10 Diagnostic Tools Display Problems This section identifies some quick checks for display-related problems. Table 4-4 Solutions for Display Problems Problem Possible Solution Screen is blank. 1. Monitor is not turned on and the monitor light is not on. Turn on the monitor and check that the monitor light is 2.
Page 69: Printer Problems
2. The cables may not be connected properly. Reconnect all cables. Printer is off line. The printer may be out of paper. Check the paper tray and refill it if it is empty. Select online. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 70: Hard Drive Problems
4-12 Diagnostic Tools Hard Drive Problems This section identifies some quick checks for hard drive-related problems. The information provided by the diagnostics test includes error code, system serial number, drive serial number, drive model, and drive firmware revision. Specific details of the drive failure are not included.
Page 71: Hardware Installation Problems
7. If the drive is a secondary drive that has just been installed on the same controller as the primary drive, verify that the jumpers for both drives are set correctly. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 72: Cd-Rom Drive (Ide) Problems
4-14 Diagnostic Tools CD-ROM Drive (IDE) Problems This section identifies some quick checks for IDE CD-ROM drive-related problems. Table 4-8 CD-ROM Drive (IDE) Problems Problem Possible Solution Cannot read compact disc. 1. CD is not properly seated in the drive. Eject the CD, correctly seat it in the drive, then reload.
Page 73: Memory Problems
The SCSI drive is not configured Be sure that drive cabling and jumpers are from a SCSI drive. correctly. set correctly. To boot a SCSI drive, the drive ID number must be set to 0. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 74: Network Problems
Network Problems Problem Cause Solution System does not detect 1. Possible driver problem 1. Load latest version of Compaq SSD for Windows NT. a network controller. 2. Possible failed network 2. Replace system board. controller System Setup utility 1. The network controller is 1.
Page 75: Audio Hardware Conflicts
2. If you are unsure of the settings of the peripheral cards, you can isolate the source of the problem by temporarily removing all cards. After that, add the cards back one at a time until the card that is causing the conflict is found. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 76: Computer Setup And Diagnostics Utilities
To set system configuration features. Accessing the Computer Setup Menu NOTE: Computer Setup is built into the reprogrammable system ROM on the Compaq Professional Workstation AP200, and is shipped in English only. To access the Computer Setup menu: 1.
Page 77: Diagnostics Utilities
4-19 Diagnostics Utilities Compaq strongly recommends that you create a diagnostics diskette as soon as you begin to use the workstation. This is a bootable diskette that allows you to test and inspect the hardware outside the operating system environmentby running the Computer Checkup (TEST) or View System Information (INSPECT) diagnostic programs.
Page 78 Diskette drives Fixed disks Serial interfaces Installed Compaq devices (tape drive, SCSI device, or network status) To run TEST: NOTE: You must create a diagnostics diskette before you can run TEST. 1. Restart the workstation from the diagnostics diskette you have created.
Page 79 4-21 Running View System Information (INSPECT) NOTE: View System Information (INSPECT) will detect Compaq hardware. Devices from other manufacturers may not be detected. The View System Information (INSPECT) utility provides information about the system once it has been configured, including:...
Page 80 4-22 Diagnostic Tools Diagnostic Error Codes Diagnostic error codes occur if the system recognizes a problem while running Diagnostics utilities. These error codes help identify possibly defective subassemblies. The following tables list possible error codes, descriptions of each error condition, and actions required to resolve the error condition.
Page 81 2. Replace the system board and retest. 199-xx Installed devices test failed. 1. Check system configuration. 2. Verify cable connections. 3. Check switch settings. 4. Run the Diagnostics utility. 5. Replace the system board and retest. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 82 4-24 Diagnostic Tools Memory Table 4-13 Memory Test Error Codes Error Code Description Recommended Action 200-xx Memory machine ID test failed. Reinsert DIMM in correct location. 202-xx Memory system ROM checksum failed. The following steps apply to error codes 202-xx through 215-xx: 203-xx Memory write/read test failed.
Page 83 Diskette reset controller failed. 610-xx Diskette change line test failed. 697-xx Diskette type error. 698-xx Diskette drive speed not within limits. 699-xx Diskette drive/media error. 1. Replace media. 2. Run Computer Setup and Computer Checkup. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 84 4-26 Diagnostic Tools Serial Port Table 4-17 Serial Test Error Codes Error Code Description Recommended Action 1101-xx Serial port test failed. 1. Run Computer Setup or Windows NT utilities. 2. Replace the system board and retest. Modem Table 4-18 Modem Communications Test Error Codes Error Code Description...
Page 85 3. Check and/or replace the signal cable and retest. 1904-xx Tape drive BOT/EOT test failed. 4. Replace the tape drive and retest. 1905-xx Tape drive read test failed. 5. Replace the system board and retest. 1906-xx Tape drive write/read/compare failed. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 86 4-28 Diagnostic Tools Video Table 4-22 Video Test Error Codes Error Code Description Recommended Action 501-xx Graphics controller test failed. The following error codes apply to error codes 501-xx through 516-xx: Video memory test failed. 1. Replace the monitor and retest. 502-xx 2.
Page 87 Advanced VGA DAC test. 1. Replace the graphics controller and retest. 2477-xx Advanced VGA data path test. 2. Replace the system board and retest. 2478-xx Advanced VGA Bit BLT test. 2480-xx Advanced VGA Linedraw test. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 88 4-30 Diagnostic Tools Audio Table 4-23 Audio Test Error Codes Error Code Description Recommended Action 3206-xx Audio System Internal Error. Replace the system board and retest. Network Interface Table 4-24 Network Interface Test Error Codes Error Code Description Recommended Action 6000-xx Network ID test failed.
Page 89: Scsi Error Codes
The device is faulty and must be replaced. Table 4-25 SCSI Device Names 65XX-XX Hard Drive 66XX-XX CD-ROM Drive 67XX-XX Tape Drive Table 4-26 SCSI Test Names XX00-XX XX05-XX Read XX06-XX SA/Media XX23-XX Random Read XX28-XX Media load/unload Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 90 4-32 Diagnostic Tools Table 4-27 SCSI Test Error Codes Error Code Description Recommended Action XXXX-02 Drive not installed. Check cable connections. XXXX-03 Media not in drive. Check for and install DATA CD or write- enabled tape in drive. XXXX-05 Seek failure. Replace the indicated device.
Page 91 1. Ensure proper air flow. 2. Perform required maintenance and cleaning. XXXX-99 Autoloader reported tapes not 1. Install tape(s) in autoloader tape drive loaded properly. according to test instructions. 2. Change autoloader magazine. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 92: Upgrading The Rom
Diagnostic Tools Upgrading the ROM If the Compaq Professional Workstation AP200 does not have a Setup Password enabled, the ROM is not write-protected and unauthorized updates can occur. If you need or want to upgrade your system ROM, you can: Order an upgraded ROMPaq diskette from Compaq.
Page 93: Failsafe Boot Block Rom
System ROM Recovery diskette, which will program the system ROM with a valid image. The Flash Recovery diskette is a SoftPaq downloadable from the Compaq website (http://www.compaq.com) in the Compaq Services and Technical Help area under Downloadables.
Page 94 4-36 Diagnostic Tools Ctrl Ctrl Figure 4-1. Keyboard lights The following table lists the various keyboard light combinations, as well as the meaning and action associated with each combination. Table 4-28 Keyboard Lights Caps Scroll Lock Lock Lock Meaning and Required Action System requires Setup Password.
Page 95: Compaq Insight Manager
Workstation, be sure to install SNMP service from the Microsoft Windows NT CD and the TCP/IP protocol. See installation instructions in the Workstation Software Reference Addendum in the Compaq Information Center folder or on the SmartStart for Workstations CD. For more detailed instructions about setting up SNMP networking, refer to Start Here, the Microsoft Windows NT Workstation installation guide provided with your workstation.
Page 96: Compaq Ssd For Windows Nt
Compaq SSD for Windows NT The Compaq SSD for Windows NT is a set of Compaq-specific drivers that enables the workstation to operate at optimum performance. The SSD is provided on the SmartStart for Workstations CD.
Page 97: Compaq Diagnostics For Windows Nt
Compaq Diagnostics for Windows NT To use Compaq Diagnostics for Windows NT, complete the following steps: 1. Double-click the Compaq Diagnostics for Windows NT icon located in the Control Panel. The screen displays an overview of the computer hardware and software.
Page 98: System Security
This chapter identifies and explains the following: Security Features Advanced Security Management Security Features The Compaq Professional Workstation AP200 is equipped with features that secure valuable components and system integrity. The following table identifies and explains the security features. Table 5-1...
Page 99: Setup Password
System Security Security Features Continued Feature Purpose How It Is Established Cable Lock Inhibits access to the interior of the workstation to Install a padlock with the security bracket Provision prevent unwanted configuration changes or to inhibit access to the interior of the component removal.
Page 100 Refer to the “National Keyboard Delimiter Characters” section in this chapter for information about the alternate delimiter characters. Completing this procedure causes the new password to take effect the next time you turn on the workstation. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 101 System Security Deleting a Setup or Power-On Password To delete the Setup or Power-On Password: 1. Turn on the workstation. 2. When the key icon ( ) appears, type your current password followed by a slash (/) or alternate delimiter character: current password/ NOTE: Refer to the “National Keyboard Delimiter Characters”...
Page 102: Windows Nt Workstation Password
Brazilian Japanese Swiss Chinese Korean Taiwanese Czech Latin American Thai Danish Norwegian Turkish French Polish U.K. English French Canadian é Portuguese U.S. English German Russian * For Bosnia-Herzegovina, Croatia, Slovenia, and Yugoslavia Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 103: Advanced Security Management
System Security Advanced Security Management You can access the following security features through the Computer Setup menu: Storage (under Built-in Devices) Disable removable media boot ability Disable removable media write ability Communication (under Built-in Devices) Disable serial port Disable parallel port Security Management (under Built-in Devices) QuickLock/QuickBlank Cable Lock Provision...
Page 104: Re-Enabling Diskette Boot Or Diskette Write
4. Press the up/down arrow keys to select the Serial or Parallel port you want to re-enable. 5. Press the left/right arrow keys to select Enabled. 6. Save the configuration and exit the utility. 7. Restart the workstation. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 105: Quicklock/Quickblank
System Security QuickLock/QuickBlank The QuickLock and QuickBlank features disable the keyboard and mouse interfaces while and blank the screen while an application is open. The feature is enabled with a Power-On Password. If QuickBlank is also enabled, the screen blanks. When this feature is used, the computer is secure until you enter the Power-On Password.
Page 106: Cable Lock Provision
If a cable lock or padlock is installed, you must remove it prior to servicing the workstation. See “Cable Lock” in Chapter 3 for removal procedures. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 107: Jumper And Switch Information
This chapter provides jumper and switch information for the system board and disk drives for the Compaq Professional Workstation AP200. The components on the system board, which is Pentium II-based, are illustrated in the following figure. Refer to the corresponding table for component names.
Page 108: System Board Components
Jumper and Switch Information Table 6-1 System Board Components Reference Component ISA expansion slot ISA/PCI expansion slot PCI expansion slot PCI expansion slot PCI expansion slot AGP graphics controller slot Fan connector (not used on standard models) Processor connector DIMM sockets 1-3 Power supply connector IDE connector (diskette drive) IDE hard drive/primary connector...
Page 109: Switch Settings
1 2 3 4 5 6 450 MHz 1 2 3 4 5 6 Figure 6-2. System Board SW1 location Table 6-2 SW1 Settings 350/100 MHz 400/100 MHz 450/100 MHz NOTE: S1 OFF = Password enabled (default) Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 110: Hard Drives
Jumper and Switch Information Hard Drives The Compaq Professional Workstation AP200 supports the 9.1-GB and 4.3-GB Wide-Ultra SCSI hard drives, and the 8.4-GB and 6.4-GB Ultra ATA hard drives. 9.1-GB Wide-Ultra SCSI Hard Drive 9.1 GB DDRS-39130 Drive Size: Model:...
Page 111: 4.3-Gb Wide-Ultra Scsi Hard Drives
For Hot-Pluggable Drive Tray, connect including those not labeled. SCSI ID Cable to this Connector 2. Termination default is disabled/removed. Figure 6-4. Jumper positions for the 4.3-GB hard drive (WDE4360W) Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 112 Jumper and Switch Information 4.3 GB DDRS-34560 Drive Size: Model: SCSI ID Settings SCSI ID Bit 2 Bit 1 Bit 0 Pin 1 Jumper NOT Installed Jumper Installed Default Settings Pin 1 Signal Description Jumper Start Unit Command Enabled Printed Circuit Parity Enabled Board...
Page 113: 8.4-Gb Ultra Ata Hard Drive
IDE Settings Configuration Single (Standard Installation) Dual Master Dual Slave Cable Select (Shipping Configuration) Single (Neutral Position) Jumper NOT Installed Jumper Installed Figure 6-6. Jumper positions for the 8.4-GB hard drive (ST38641A) Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 114: 6.4-Gb Ultra Ata Hard Drives
Jumper and Switch Information 6.4-GB Ultra ATA Hard Drives 6.4 GB ST36531A Drive Size: Model: IDE Settings Configuration Single (Standard Installation) Dual Master Dual Slave Cable Select (Shipping Configuration) Single (Neutral Position) Jumper NOT Installed Jumper Installed Figure 6-7. Jumper positions for the 6.4-GB hard drive (ST36531A)
Page 115 IDE Settings Configuration Single (Standard Installation) Dual Master Dual Slave Cable Select (Shipping Configuration) Single (Neutral Position) Jumper NOT Installed Jumper Installed Figure 6-8. Jumper positions for the 6.4-GB hard drive (AC36400-60LC) Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 116: Max Cd-Rom Drive (Ide)
6-10 Jumper and Switch Information 32X Max CD-ROM Drive (IDE) C S M C S M C S M S L A S L A S L A Use CSEL Slave Master Figure 6-9. Jumper positions for the 32X Max CD-ROM drive (IDE)
Page 117: Physical And Operating Specifications
Chapter 7 Physical and Operating Specifications This chapter provides operating and performance specifications for the following Compaq Professional Workstation AP200 hardware: System Unit Power Supply Diskette Drive CD-ROM Drive Hard Drives Audio System Keyboard Mouse (3-button) Graphics Controller Network Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 118: System Unit
Physical and Operating Specifications System Unit Table 7-1 System Specifications U. S. Metric Desktop Dimensions Height 6.60 in 16.76 cm Width 17.65 in 44.83 cm Depth 17.11 in 43.46 cm Minitower Dimensions Height 17.65 in 44.83 cm Width 6.60 in 16.76 cm Depth 17.11 in...
Page 119 IRQ 8 Real-time clock IRQ 9 ESS sound chip IRQ 10 Unused IRQ 11 PCI Interrupts IRQ 12 Mouse IRQ 13 Non-catastrophic errors / CPU error IRQ 14 IDE Controller IRQ 15 CD-ROM Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 120 Physical and Operating Specifications Table 7-3 System Direct Memory Access (DMA) Hardware DMA System Function DMA 0 Unused DMA 1 Business Audio (Default; Alternate = DMA0, DMA3, None) DMA 2 Diskette Drive DMA 3 ECP Parallel Port LPT1 (Default; Alternate = DMA 0) DMA 4 DMA Controller Cascading (Not on ISA Bus) DMA 5...
Page 121 Modem PGL Index/Data (Default; Alt = 140h, 260h, 270h) 132 - 16F Unused 170 - 177 Reserved; IDE Controller can be set here in Setup. 15C - 15D Super I/O Index/Data Register 178 - 1EF Unused Continued Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 122 Physical and Operating Specifications System I/O Continued I/O Address (Hex) System Function (Shipping Configuration) 1F0 - 1F7 Fixed Disk Controller 1F8 - 1FF Unused Unused Unused 202 - 21F Unused 220 - 22F Business Audio (Default; Alter =230h, 240h, 250h) 230 - 277 Unused 278 - 27F...
Page 123 000DFFFFh to 000C0000h 128 KB Option ROM 000BFFFFh to 000A0000h 128 KB Video RAM 0009FFFFh to 00000000h 640 KB Base Memory 1 KB = 1024 bytes. Any memory above host memory is non-cacheable. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 124: 200W Power Supply
Physical and Operating Specifications 200W Power Supply Table 7-5 200W Power Supply Specifications Input Specifications 115 Voltage Setting 230 Voltage Setting Rated Input Voltage 90 to 132 VAC 180 to 264 VAC Rated Input Current 5.5 A 3.0 A Rated Input Frequency 47 to 63 Hz 47 to 66 Hz General Specifications...
Page 125: Diskette Drive
Low Density Tracks per Side High Density Low Density Read/Write Heads Average Access Time (ms) Track-to-Track (high/low) Average (high/low) 94/173 Latency Average (ms) Data Transfer Rate (Mbit/s) High/Low (To/From Media) 500/250 Kb/s Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 126: Cd-Rom Drive
7-10 Physical and Operating Specifications CD-ROM Drive Table 7-7 32X Max Tray-Load CD-ROM Drive (IDE) Disk Diameter 12 cm Capacity Mode 1 540 MB Mode 2 650 MB Disk Thickness 1.2 mm 1.6 µm Track Pitch Performance Access Time Random Seek <100 ms Full Stroke Seek <150 ms...
Page 127 5 VDC +/-5% (typical) 450 mA 5 VDC =/-5% (maximum) 1800 mA 12 VDC +/-5% (typical) <600 mA 12 VDC =/-5% (maximum) <1800 mA Total Drive Power (Stand-by Mode) < 1 W Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 128: Hard Drives
7-12 Physical and Operating Specifications Hard Drives Table 7-8 9.1-GB Wide-Ultra SCSI Hard Drive Capacity 9.1 GB Transfer Rate Media 13.6 to 21.3 MB/s Asynchronous 5.0 MB/s Synchronous Up to 40.0 MB/s Seek Time (typical) Single Track 1.6 ms Average 7.5 ms Full Stroke 15.0 ms...
Page 129 Full Stroke 15.0 ms Disk Rotation Speed 7200 rpm Cylinders 8419 Data Heads/Cylinder Sectors/Track 165 to 264 (8 zones) Buffer Size 384 KB NOTE: Drive performance may vary slightly depending upon the vendor. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 130 7-14 Physical and Operating Specifications Table 7-10 8.4-GB Ultra ATA Hard Drive Capacity 8.4 GB Drive Type 65 (soft) Transfer Rate Media 83 to 140 MB/s Interface 33 MB/s Seek Time (typical) Single Track 1.7 ms Average 11.5 ms Full Stroke 20.2 ms Disk Rotation Speed 5400 rpm...
Page 131 20.0 ms Disk Rotation Speed 5200 to 5400 rpm Cylinders 13328 Data Heads (Logical) Sectors/Track (Logical) Buffer Size 128 to 256 KB NOTE: Drive performance may vary slightly depending upon the vendor. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 132: Audio System
Headphone-out 16 ohms (min.) Line-out 5-K ohms Data Types 8-/16-bit (mono/stereo) A-Law 8-/16-bit (mono/stereo) µ-Law 8-/16-bit (mono/stereo) Keyboard Table 7-13 Compaq Enhanced Keyboard U.S. Metric Dimensions Height 1.3 in 3.3 cm Width 18.3 in 46.5 cm Depth 6.4 in 16.1 cm Weight 3.0 lb...
Page 133: Mouse
Exceeds 1 million operations Exceeds 1 million operations Relative Humidity 10% to 90%, noncondensing No soft errors through 8 kV; no hard errors through 10 kV; specific performance depends on host system Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 134: Graphics Controller
7-18 Physical and Operating Specifications Graphics Controller Table 7-15 GLoria Synergy+ Graphics Controller Maximum Color Support Resolutions Colors Colors Maximum Refresh Rate 4-MB Standard 4-MB Standard with 4-MB Upgrade 1920 x 1200 32,768 75 Hz 1920 x 1080 32,768 80 Hz 1600 x 1280 32,768 32,768...
Page 135: Network
The RJ-45 connections use an unshielded twisted pair (UTP) cable of 22-, 24-, or 26-gauge. The cable must comply with the IEEE 802.3 10BASE-T standard. The maximum distance between the computer and the hub is 100 meters. Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 136: External Connectors
Voltage Selector Switch Switches voltage from 110V to 220V USB connectors (2) Connects to USB devices Keyboard connector Connects to a keyboard (orange icon) Mouse connector Connects to a mouse (green icon) Continued Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 137 External Connectors External Connectors Continued Reference Connector Function Parallel port connector Connects a parallel device such as a printer Serial port connector Connects a serial device, such as a serial printer COM 2 (B) on top, COM 1 (A) on bottom Serial port connector Connects a serial device, such as a serial printer COM 2 (B) on top, COM 1 (A) on bottom...
Page 138: Pin Assignments
Table 8-2 Keyboard Connector and Icon (Orange) Signal Data 188368bd.AI, KEYBD.EPS Unused Ground +5 VDC Clock Reserved Table 8-3 Mouse Connector and Icon (Green) Signal Data Reserved Ground +5 VDC Clock Reserved Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 139 External Connectors Table 8-4 Parallel Interface Connector and Icon Signal Strobe Data Bit 0 Data Bit 1 Data Bit 2 Data Bit 3 Data Bit 4 Data Bit 5 Data Bit 6 Data Bit 7 Acknowledge Busy Paper End Select Auto Linefeed Error Initialize Printer...
Page 140 Table 8-5 Serial Interfaces Connector and Icon Signal Carrier Detect Receive Data Transmit Data Data Terminal Ready Signal Ground Data Set Ready Request to Send Clear to Send Ring Indicator Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 141 External Connectors Table 8-6 Video Connector and Icon Signal Red Analog Green Analog 15 14 13 12 11 Blue Analog Monitor ID Bit 2 Ground Ground Analog Ground Analog Ground Analog Not Connected Ground Monitor ID Bit 0 Bi-directional Data (SDA)* Horizontal Sync Vertical Sync Data Clock (SCL)*...
Page 142 1 3 5 7 (+) Transmit Data 2 4 6 8 (-) Transmit Data (+) Receive Data Unused Unused (-) Receive Data Unused Unused Table 8-8 Connector and Icon Signal -Data +Data Ground Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 143 External Connectors Table 8-9 SCSI Connector Connector and Icon Signal Signal 1-16 Ground 51 - 52 TERMPWR 17 - 18 TERMPWR Reserved Reserved Ground 20 - 34 Ground -ATN -D12 Ground -D13 -BSY -D14 -ACK -D15 -RST -DP1 -MSG -SEL -C/D -REQ -I/O...
Page 144 Table 8-11 Audio Line-Out Connector Connector and Icon Stereo 1/8-inch Miniphone Table 8-12 Microphone Connector Connector and Icon (Blue) Stereo 1/8-inch Miniphone Table 8-13 Headphone Connector Connector and Icon Stereo 1/8-inch Miniphone Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 145 CD-ROM drive specifications 7-10 advanced security management 5-6 changing a Power-On password 5-3 AGP See Accelerated Graphics Port (AGP) changing a setup password 5-3 AGP graphics controller connector 8-2 spares part number 1-5 location 3-19 Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 146 1-3 diagnostic error codes 4-22 clearing a Power-On password 5-4 audio 4-30 clearing a setup password 5-4 CD-ROM drive 4-27 Compaq Diagnostics for Windows NT, using 4-39 diskette drive 4-25 Compaq Insight Manager keyboard 4-24 agents 4-37 memory 4-24...
Page 147 8-1 spares part number 1-5 physical locations 8-1 hard drive problems, troubleshooting 4-12 external SCSI hardware installation problems, troubleshooting connector 8-2 4-13 pin assignments 8-8 HD 6-32 screws 3-8 Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 148 8-2 line-in, connector pin assignments 8-9 pin assignments 8-9 line-out, connector pin assignments 8-9 http lithium battery //www.compaq.com vii location 3-34 removing 3-35 Local ROM Flash 4-34 locating the SW1 switch 5-4 I/O addresses, system 7-4 lock security bracket...
Page 149 5-3 controllers 1-5 Power-on Self-Test (POST) system 1-3 error messages 4-3 parts catagog, illustrated 1-1 function 4-2 parts, mechanical 1-1, 1-3 prefailure warranty 2-4 illustrated 1-1 preliminary cautions and warnings 2-2 Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 150 Index-6 removal and replacement continued printer test error codes 4-25 front bezel 3-5 printer problems, troubleshooting 4-11 I/O panel 3-33 problems Intel Pentium II processor 3-26 audio hardware 4-17 lithium battery 3-35 CD-ROM drive (IDE) 4-14 lock, cable 3-3 diskette drive 4-9 logo plate 3-2 display 4-10 memory module 3-25...
Page 151 1-6 spares part number 1-5 miscellaneous plastics kit 1-6 Spaceball Driver CD monitor 1-4 spares part number 1-5 network controller 1-5 NIC WOL cable 1-4 Pentium II processor 1-3 Compaq Professional Workstation AP200 Maintenance and Service Guide...
Page 152 Index-8 spares part number continued AGP graphics controller slot 6-2 power cord 1-4 CD-ROM drive connector 6-2 power supply 1-3 CMOS header 6-2 power switch and LEDs with cable 1-3 DIMM sockets 6-2 ROMPaq 1-5 diskette drive connector 6-2 SCSI cable 1-4 expansion slots 6-2 SCSI LED cable 1-4 fan connector 6-2...
Page 153 1-5 wide-ultra SCSI devices 3-15 important guidelines for 3-15 wide-ultra SCSI, connector pin assignments 8-8 Windows NT Workstation password 5-5 Windows NT Workstations 4.0 CD spares part number 1-5 Compaq Professional Workstation AP200 Maintenance and Service Guide...

Compaq AP200 Maintenance And Service Manual

About this Guide

Chapter 1 Illustrated Parts Catalog

Chapter 2 Service Preliminaries

Chapter 3 Removal and Replacement Procedures

Removal and Replacement Procedures Continued

Chapter 4 Diagnostic Tools

Chapter 5 System Security

Chapter 6 Jumper and Switch Information

Chapter 7 Physical and Operating Specifications

Chapter 8 External Connectors

Quick Links

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Questions and answers

Related Manuals for Compaq AP200

Summary of Contents for Compaq AP200

Table of Contents