IBM i 830, Руководство по ремонту

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2. Is the tape unit powered on?
Yes No
↓
Go to step 10 of this procedure.
3. Press the Unload switch on the front of the tape unit.
Is a data cartridge or a tape reel present?
Yes No
↓
Go to step 5 of this procedure.
4. Attempt to remove the data cartridge or tape reel from the tape unit.
Can you remove the data cartridge or tape reel?
Yes No
↓
The tape unit is the failing part.
Go to “TU-PIP3” on page 451.
Note: If the tape unit is an 8mm tape drive, perform the following:
a. Go to “Tape Cartridge – Manual Removal” on page 701.
b. Go to “TU-PIP3” on page 451.
This ends the procedure.
5.
Is the tape unit installed in an FC 5032 Removable Storage Unit?
No Yes
↓
Go to Tape Unit PIP 5 in the Migrated Expansion Tower Problem
Analysis, Repair and Parts .
This ends the procedure.
6. Are you working on an 8mm tape drive?
Yes No
↓
Go to step 8 of this procedure.
7. Is the system powered on?
Yes No
↓
The 8mm tape drive cannot operate if the system is powered off and
the external I/O signal cable is connected.
Perform the following:
a.
Disconnect the external I/O signal cable from the 8mm tape drive.
b. Continue with the next step of this procedure.
8. Is the tape unit Power light on?
Yes No
↓
Perform the following:
a. Ensure that the power cable connects tightly to the power cable
connector at the back of the tape unit.
b. Ensure that the power cable connects to a power outlet that has
the correct voltage.
c.
Go to step 10 of this procedure.
9. Set the tape unit Power switch to the Power Off position (see Table 15 on
page 448).
Tape Unit PIPs
Chapter 3. Problem Isolation Procedures (PIPs), Failing Items, and Symbolic FRU Isolation
447