Teknor Industrial Computers PCI-993, Technical Reference Manual

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Post Codes & Error Codes E-9
E.03 BEEP ERROR CODES
All beep codes, except number 8, are fatal errors.
If your system starts beeping during POST, count the number of beeps and check the
table below to identify the error. Note that it is not guaranteed that these errors will
always generate beeps.
TABLE E-1: Beep Error Codes
BEEPS ERROR MESSAGE DESCRIPTION
1 Refresh Failure The memory refresh circuitry is faulty.
2 Parity Error Parity error in the base memory (the first 64KB block of
memory)
3 Base 64KB Memory Failure Memory failure in the first 64KB.
4 Time Not Operational A memory failure in the first 64KB of memory, or Timer
1 is not functioning.
5 Processor error The CPU generated an error.
6 8042 - Gate A20 Failure Cannot switch to protected mode.
7 Processor Exception Interrupt
Error The CPU on the CPU Card generated and exception
interrupt.
8 Display Memory Read/Write
Error The system video adapter is either missing or its memory
is faulty. This is not a fatal error.
9 ROM Cheksum Error The ROM checksum value does not match the value
encoded in AMIBIOS.
10 CMOS Shutdown Register
Read/Write Error The shutdown register for CMOS RAM has failed.
11 Cache memory bad -
do not enable Cache The Cache memory test failed. Cache memory is
disabled. Do not press the CTRL, ALT, SHIFT and +
keys (simultaneously) to enable Cache memory.