Failing Item Code
Description/Action If only a type number is listed, go to the “Type, Model, and Part
Number list” on page 885 to determine the part number.
FI00871 cont’d
v 9348 – External 1/2 inch reel tape unit.
Is one of the following status codes displayed anywhere on the 9348 control panel? (x =
any number)
– Exxx
– Fxxx
– ***xx
– ******
No Yes
↓ Use the ″Status Codes″ section of the 9348 Service Information to determine the
failing items.
Refer to the 9348 Service Information and use the ″Running Diagnostic Tests″ procedure
to run Diagnostic Test 1. If the test fails, use the 9348 Service Information to determine
the failing items.
v Other device type
Refer to the device Service Information to determine the part number(s) that need to be
replaced.
FI00872 FI00872 indicates that the interface is the failing item.
v Internal Device
See “FI01140” on page 494.
v External device
See “EXTSCSI” on page 535.
FI00880 FI00880 indicates that a terminating plug on the device bus to this IOP is the failing item.
Note: If the unit is a 9427, an internal terminating plug is used (see the service information
for the specific device).
The following list shows the possible failing items:
v Terminating plug for 2440 Tape Unit—part 79X3795
v Terminating plug for 3490, 3570, 3590, and 7208 model 342 Tape Units—part 61G8324
v SCSI differential terminating plug for 3995 iSeries 400 Optical Library Dataserver—part
79X3795
v SCSI single-ended terminating plug for 3995 iSeries 400 Optical Library Dataserver
models C4x--part 34H5608
v Terminator for 637x, 638x, and 6390 Tape Units — Terminator is part of the DASD
Backplane. Use the IOA type and see the Symbolic FRU “DEVTERM” on page 525 to
determine the correct part.
v Terminating plug for 63A0 Tape Unit—See device documentation.
v Terminating plug for 7208 Model 002 Tape Drive—part 91F0721
v Terminating plug for 7208 Model 012 Tape Drive—part 46G2599
v Terminating plug for 7208 Model 222 Tape Drive—part 46G2599
v Terminating plug for 7208 Model 232 Tape Drive—part 79X3795
v Terminating plug for 7208 Model 234 Tape Drive—part 79X3795
v Terminating plug for 9348 Tape Unit—part 79X3795
Failing Items
Chapter 3. Problem Isolation Procedures (PIPs), Failing Items, and Symbolic FRU Isolation 491
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