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Diagnostic Error Code FRU/Action
001-199-XXX
System test failed, cause unknown
1. Go to “Undetermined problems” on page
90
2. Flash the system and re-test
3. Replace component under function test
001-250-XXX
System ECC error
System board
001-254-XXX
001-255-XXX
001-256-XXX
001-257-XXX
System DMA error
System board
001-260-XXX
001-264-XXX
System IRQ error
System board
001-268-XXX
System IRQ1 failure
1. Device on IRQ1
2. System board
001-269-XXX
System IRQ2 failure
1. Device on IRQ2
2. System board
001-270-XXX
System IRQ3 failure
1. Device on IRQ3
2. System board
001-271-XXX
System IRQ4 failure
1. Device on IRQ4
2. System board
001-272-XXX
System IRQ5 failure
1. Device on IRQ5
2. System board
001-273-XXX
System IRQ6
(diskette drive) failure
1. Diskette Cable
2. Diskette drive
3. System board
001-274-XXX
System IRQ7 failure
1. Device on IRQ7
2. System board
001-275-XXX
System IRQ8 failure
1. Device on IRQ8
2. System board
001-276-XXX
System IRQ9 failure
1. Device on IRQ9
2. System board
001-277-XXX
System IRQ10 failure
1. Device on IRQ10
2. System board
001-278-XXX
System IRQ11 failure
1. Device on IRQ11
2. System board
001-279-XXX
System IRQ12 failure
1. Device on IRQ12
2. System board
001-280-XXX
System IRQ13 failure
1. Device on IRQ13
2. System board
64 Hardware Maintenance Manual