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Table 2-1 (Page 11 of 23). POST and Diagnostics and Utilities Index
for Symptoms, Messages, Error Codes, or Beeps
Symptoms, Messages, Error
Codes, or Beeps
Action/FRU
RAM Memory Error in Block n.
Bad bits n.
Memory error.
Memory Module
System Board
RAM Test Failed.
Memory error.
Memory Module
System Board
Read error on cylinder n.
Hard disk drive format error.
Hard Disk Drive
System Board
Read Errors
Diskette drive read error.
Diskette
Diskette Drive
System Board
Diskette Drive Cable
Real-time clock is inaccurate. Time set incorrectly by user.
RTC battery (if less than 2.8 V dc)
System Board
Receive Error.
Serial Port loopback test error.
Serial Port Cable
System Board
Refresh Failure.
Diagnostics Test detected an
error while testing the DMA
controller's RAM refresh cycle.
Memory Module
System Board
RTC Interrupt Failure.
Diagnostics Test cannot detect
the Real-Time clock interrupt.
System Board
Serial Chip Error.
COM Port error, general.
Serial Port Cable
System Board
Serial Compare Error.
COM Port error, information
transmitted is not the same as
information received.
Serial Port Cable
System Board
Serial Time-out Error.
COM Port error, time interval is
too long between transmitted
and received data.
Serial Port Cable
System Board
Serious Memory Error — Diags
Cannot Continue.
Memory Test error.
Memory Module
System Board
Check Procedures 2-21