IBM 201 - Manual (Page 106)

Table 17. POST error messages (continued)
Error
code/Symptom Meaning FRU/action
604 Diskette-drive error
1. Run Configuration/Setup and diagnostics
2. Diskette Drive
3. Drive cable
4. System board
605 Unlock failure
1. Diskette drive
2. Drive cable
3. System board
662 Diskette-drive configuration
error
1. Run Configuration/Setup and Diagnostics
2. Diskette Drive
3. Drive Cable
4. System board
762 Coprocessor configuration
error
1. Run Configuration/Setup
2. Battery
3. Processor
962 Parallel-port error
1. Disconnect external cable on parallel port.
2. Run Configuration/Setup
3. System board
11XX System-board serial port 1 or
2 error
1. Disconnect external cable on serial port.
2. Run Configuration/Setup
3. System board
0001200 Machine-check architecture
error
1. Processor
2. Optional Processor
0001295 ECC circuit check
1. System board
2. Processor
1301 I 2 C cable to front panel not
found
1. Cable
2. Front panel
3. Power switch assembly
4. System board
1302 I 2 C cable from system board
to power on and reset
switches not found
1. Cable
2. Power Switch Assembly
3. System board
1303 I 2 C cable from system board
to power backplane not
found
1. Cable
2. Power backplane
3. System board
1304 I 2 C cable to diagnostic LED
board not found
1. Cable
2. Diagnostic LED Board
3. Power Switch Assembly
4. System board
94 NAS 200 User’s Reference