User manual COMPAQ DESKPRO FAMILY TROUBLESHOOTING GUIDE

[. . . ] Troubleshooting Guide Compaq Deskpro Family of Personal Computers Troubleshooting Guide Compaq Deskpro Family of Personal Computers Notice The information in this guide is subject to change without notice. COMPAQ COMPUTER CORPORATION SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS CONTAINED HEREIN; NOR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE FURNISHING, PERFORMANCE, OR USE OF THIS MATERIAL. This guide contains information protected by copyright. Except for use in connection with the accompanying Compaq product, no part of this guide may be photocopied or reproduced in any form without prior written consent from Compaq Computer Corporation. [. . . ] If the message disappears, there may be a problem with the expansion card. Replace the system board. 102-System Board Failure None DMA, timers, etc. 1. Replace the system board. 103-System Board Failure None DMA, timers, etc. 1. Replace the system board. * L = Long, S = Short Continued Troubleshooting 2-1 Power-On Self-Test Messages Continued Message 162-System Options Not Set Beeps* 2S Probable Cause Configuration incorrect. RTC (real-time clock) battery may need to be replaced. Battery life is approximately 5 years. Recommended Action Run Computer Setup (F10 Setup). Reset the date and time under Control Panel. If the problem persists, replace the RTC battery. Refer to the Making Hardware Changes guide for instructions on installing a new battery, or contact your Compaq authorized dealer or reseller for RTC battery replacement. Reset the date and time under Control Panel. If the problem persists, replace the RTC battery. Refer to the Making Hardware Changes guide for instructions on installing a new battery, or contact your Compaq authorized dealer or reseller for RTC battery replacement. Check for proper placement of the CMOS jumper (if applicable). Run Computer Setup (F10 Setup) or Windows utilities. Make sure your memory module(s) are installed properly. Verify proper memory module type. 163-Time & Date Not Set 2S Invalid time or date in configuration memory. RTC (real-time clock) battery may need to be replaced. Battery life is approximately 5 years. CMOS jumper may not be properly installed 164-Memory Size Error 2S Memory configuration incorrect. 183-Invalid Processor Jumper Setting * L = Long, S = Short 2S System board jumper improperly set. Reset system board jumpers to match processor and bus speeds (select models). Continued 2-2 POST Error Messages Power-On Self-Test Messages Continued Message 201-Memory Error Beeps* None Probable Cause RAM failure. Recommended Action 1. Run Computer Setup (F10 Setup) or Windows utilities. Ensure memory and continuity modules are installed correctly. Remove and replace the memory module(s) one at a time to isolate faulty module. If error persists after replacing memory modules, replace the system board. 202-Memory Type Mismatch 207-ECC Corrected Single Bit Errors in DIMM/SIMM Pair(s) x, x in Memory Module Socket(s) y, y, . . . [. . . ] DPS is designed to help diagnose problems that might result in unwarranted hard drive replacement. When Compaq Deskpro Computers are built, each installed hard drive is tested using DPS and a permanent record of key information is written onto the drive. Each time DPS is run, test results are written to the hard drive. Your service provider can use this information to help diagnose conditions that caused you to run the DPS software. [. . . ]