Beep Codes - NEC EXPRESS5800/120Rd-1 Service Manual

38 Service Guide

Beep Codes

12.3
Beeps
1 Refresh timer error
2 Parity error
3 Base memory failure
4 System timer error
5 Processor failure
6 Keyboard controller error
7 Processor exception interrupt error
8 Display memory read/write error
9 ROM checksum error
10 Shutdown register error
11 BIOS disabled
1-5-1-1 FRB failure
1-5-2-1 Processor type error
1-5-2-2 Processor not detected
1-5-4-2 Power failure
1-5-4-3 Chip set control error
1-5-4-4 Power control error
Table 12.3 Beep Codes
Error Recommended Action
Contact your sales representative to
replace the mother board.
Check if the DIMM cards are mounted
correctly. If the error still occurs when the
check result is normal, contact your sales
representative to replace the DIMM card or
mother board.
Contact your sales representative to
replace the mother board.
Contact your sales representative to
replace the processor or mother board.
Check if the keyboard is connected
correctly.Contact your sales representative
to replace the keyboard or mother board.
Contact your sales representative to
replace the processor or mother board.
Contact your sales representative to
replace the mother board.
Contact your sales representative to
replace the mother board.
Contact your sales representative to
replace the processor or mother board.
Check if the type of the mounted processor
is correct. If the error still occurs when the
check result is normal, contact your sales
representative to replace the processor or
mother board.
Check if the processor
correctly. If the error still occurs when the
check result is normal, contact your sales
representative to replace the processor or
mother board.
Contact your sales representative to
replace the power supply unit, power
jumper board,or mother board.
Contact your sales representative to
replace the mother board.
Contact your sales representative to
replace the power supply unit, power
jumper board,or mother board.
is mounted