Error And Information Messages; Beep Codes - NEC POWERMATE PRO150 Manual

Error and Information Messages

The rest of this chapter describes beep codes and error messages that you
might encounter when you start up the system.
Note
In all cases, if the problem persists, call your service
representative.

Beep Codes

Beeps Error Message
1 Refresh Failure
3 Base 64 KB Memory Failure
4 Timer Not Operational
5 Processor Error
6 8042 - Gate A20 Failure
7 Processor Exception Interrupt
Error
8 Display Memory Read/Write
Error
9 ROM Checksum Error
10 CMOS Shutdown Register
Read/Write Error
11 Cache Error
PowerMate Pro150 System
Description
The memory refresh circuitry on the
motherboard is faulty.
Memory failure in the first 64 KB.
Memory failure in the first 64 KB of
memory, or Timer 1 on the motherboard
is not functioning.
The CPU generated an error.
The keyboard controller may be bad.
The BIOS cannot switch to protected
mode.
The CPU generated an exception
interrupt.
The system video adapter is either
missing or its memory is faulty. This is
not a fatal error.
The ROM checksum value does not
match the value encoded in the BIOS.
The shutdown register for CMOS RAM
failed.
The cache is faulty.
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