Compaq D51s Troubleshooting Guide - Page 53
Control Panel, Computer, Setup, Code/Message, Beeps, Probable Cause, Recommended Action
UPC - 890552632367
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Post Error Messages Numeric Codes and Text Messages Code/Message 163-Time & Date Not Set Beeps 2S* 164-Memory Size 2S* Error 183-Invalid 2S* Processor Jumper Setting *L = Long, S = Short Probable Cause Invalid time or date in configuration memory. RTC (real-time clock) battery may need to be replaced. Battery life is approximately 3-5 years. CMOS jumper may not be properly installed. Memory configuration incorrect. System board jumper improperly set. Recommended Action Reset the date and time under Control Panel (Computer Setup can also be used to update the RTC date and time). If the problem persists, replace the RTC battery. See the Hardware Reference 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. 1. Run Computer Setup or Microsoft Windows utilities. 2. Make sure your memory module(s) are installed properly. 3. If third party memory has been added, test using Compaq-only memory. 4. Verify proper memory module type. Reset system board jumpers to match processor and bus speeds (select models). Troubleshooting Guide A-3