Lenovo NetVista Hardware Maintenance Manual (HMM) for NetVista 6832 and 6833 s - Page 69

BIOS Error Beeps, Action/FRU

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Table 2-2 BIOS Error Beeps List NOTE: To diagnose a problem, first find the BIOS beeps in left column. If directed to a check procedure, replace the FRU indicated in the check procedure. If no check procedure is indicated, the first Action/FRU listed in right column is the most likely cause. BIOS Error Beeps Action/FRU 1-2-2-3 BIOS ROM checksum 1. Bootblock recovery 2. Check ROM 3. Check System board 1-3-1-1 Test DRAM refresh 1. Check RIMM 2. Check system board. 1-3-1-3 Test 8742 Keyboard controller 1. Check keyboard 2. Refresh BIOS 3. Check system board 1-3-4-1 1. Check RIMM RAM failure on address line 1-3-4-3 RAM failure on data 1. Check RIMM 2-1-2-3 Check ROM copyright notice 1. Bootblock recovery 2. Check system board 2-2-3-1 Test for unexpected interrupts 1. Check components one by one 1-2 1. Check video card Checksum failure on option 2. Bootblock recovery ROM 3. Check system board Check Procedures 37

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Check Procedures
37
Table 2-2
BIOS Error Beeps List
NOTE:
To diagnose a problem, first find the BIOS beeps in
left column. If directed to a check procedure, replace
the FRU indicated in the check procedure. If no
check procedure is indicated, the first Action/FRU
listed in right column is the most likely cause.
BIOS Error Beeps
Action/FRU
1-2-2-3
BIOS ROM checksum
1.
Bootblock recovery
2.
Check ROM
3.
Check System board
1-3-1-1
Test DRAM refresh
1.
Check RIMM
2.
Check system board.
1-3-1-3
Test 8742 Keyboard
controller
1.
Check keyboard
2.
Refresh BIOS
3.
Check system board
1-3-4-1
RAM failure on address line
1.
Check RIMM
1-3-4-3
RAM failure on data
1.
Check RIMM
2-1-2-3
Check ROM copyright
notice
1.
Bootblock recovery
2.
Check system board
2-2-3-1
Test for unexpected
interrupts
1.
Check components one
by one
1-2
Checksum failure on option
ROM
1.
Check video card
2.
Bootblock recovery
3.
Check system board