IBM iSeries Series, Analyze Hardware Problems (System Reference Codes

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Reference Code Description/Action Perform all actions before exchanging Failing Items Failing Item
FFFE Read data error: tape path dirty
This error may be caused by a dirty recording head, poor or damaged
tapes, worn or damaged data cartridges, or using a format that is not
correct.
1. Switch off power to the tape unit.
2. Switch on power to the tape unit.
3. Clean the recording head in the tape unit. Use the IBM Cleaning
Cartridge Kit (part 21F8593).
4. Visually inspect the data cartridge. If it is damaged, discard it.
5. Check the lifetime statistics on the system for this tape volume ID. If
the cartridge has a history of tape errors, discard it.
If the data on the tape was not written by an AS/400 system, the format
may not be correct.
Do not use the cleaning cartridge more than 12 times.
Each data cartridge must have a unique volume ID label. The user must
assign a volume ID when the tape is initialized (INZTAP).
MLVTMED
91F0914
FFFF Write data error: tape path dirty
This error may be caused by a dirty recording head, poor or damaged
tapes, worn or damaged data cartridges, or using a format that is not
correct.
1. Switch off power to the tape unit.
2. Switch on power to the tape unit.
3. Clean the recording head in the tape unit. Use the IBM Cleaning
Cartridge Kit (part 21F8593).
4.
Visually inspect the data cartridge. If it is damaged, discard it.
5.
Check the lifetime statistics on the system for this tape volume ID. If
the cartridge has a history of tape errors, discard it.
If the data on the tape was not written by an AS/400 system, the format
may not be correct.
Do not use the cleaning cartridge more than 12 times.
Each data cartridge must have a unique volume ID label. The user must
assign a volume ID when the tape is initialized (INZTAP).
MLVTMED
91F0914
Table 2. Model 002 Tape Drive Failing Items
Failing Item Description Document Description
42F7300 Fan 7208 8mm Tape Drive service information
53F3861 Internal signal cable 7208 8mm Tape Drive service information
81F9128 Power supply 7208 8mm Tape Drive service information
91F0721 Terminating plug 7208 8mm Tape Drive service information
91F0914 Tape drive 7208 8mm Tape Drive service information
AJEDA00 I/O processor Licensed Internal Code Service Functions; APAR or LICTR
MLVTMED Defective tape 7208 8mm Tape Drive service information
7208
System Reference Codes
185