Tape Unit Failing Items; (3494) Tape Library Reference Codes - IBM i 830 Repair Manual

3490

Tape Unit Failing Items

Notes:
1. To determine the failing items, go to "Failing Items" on page 479.
2. To determine the associated part numbers, go to "Type, Model, and Part
3. To determine the parts associated with symbolic FRUs, such as "ANYBUS", or

(3494) Tape Library Reference Codes

A tape or a tape library failure occurred.
Note: For tape device reset procedures and IOP reset procedures, see "TU-PIP4"
1. Is the operating system available, and can you enter commands from the
2. Is OS/400 available on the system (see "Determining the Dominant Operating
3. Find the unit reference code in the following table.
140
iSeries Model 830, 840, SB2, and SB3 Problem Analysis, Repair and Parts V5R1
Number list" on page 885.
"DEVTERM", go to "Symbolic FRUs" on page 495.
Failing Item Description
05H3834 Interposer
61G8324 Terminating plug
DHK0002 I/O device
EXTSCSI External signal cable
MHK0001 Tape
MHKTMED Defective removable media
UHK0003 I/O device not communicating
UHKCLN Tape unit needs cleaning
UHKCNFG Tape configuration detected by I/O
processor; not valid
on page 453.
command line?
Yes No
↓
Go to step 3 of this procedure.
System" in the iSeries Service Functions)?
No Yes
↓
Use the on-line problem analysis procedures to isolate the problem. Use
the WRKPRB (Work with Problem) command to determine if a recent
problem was entered in the problem log. Or use the VFYTAP (Verify
Tape) command to run verification tests.
Document Description
Magnetic tape subsystem service
information
Magnetic tape subsystem service
information
Use the sense bytes and 3490 MI to
find the failing items
Problem Analysis; Symbolic FRU
Isolation
Magnetic tape subsystem operator's
information
Magnetic tape subsystem operator's
information
Magnetic tape subsystem operator's
information
Magnetic tape subsystem operator's
information
Installation