IBM i 830, Руководство по ремонту

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Note: Determine if the system has logical partitions. Go to “Determining if
the System Has Logical Partitions” on page 943, before continuing with
this procedure.
Table 15. Power Off and Power On Positions of Tape Unit Power Switches
Operation Power Switch Type
Toggle
Push In/Out
Power Off Down Out
Power On Up In
10. Set the tape unit Power switch to the Power On position (see Table 15).
The Power light should go on and remain on. If a power problem is present,
one of the following power failure conditions may occur:
v
The Power light flashes, then remains off.
v
The Power light does not go on.
v
Another indication of a power problem occurs.
Does one of the above power failure conditions occur?
No Yes
↓
Perform the following:
a. Go to the service information for the specific tape device to correct
the power problem.
b. When you have corrected the power problem, go to “TU-PIP3” on
page 451.
This ends the procedure.
11. The tape unit is powered on and runs its power-on self-test. Wait for the
power-on self-test to complete.
Does the power-on self-test complete successfully?
No Yes
↓
Go to “TU-PIP3” on page 451.
This ends the procedure.
12. Go to the service information for the specific tape device to correct the
problem. Then go to “TU-PIP3” on page 451.
This ends the procedure.
TU-PIP2
Introduction:
Note: Determine if the system has logical partitions. Go to “Determining if the
System Has Logical Partitions” on page 943, before continuing with this
procedure.
Note: If the system has logical partitions, perform this procedure from the logical
partition that reported the problem.
This procedure performs the 8mm tape drive read self-test and hardware self-test.
The write test is performed in “TU-PIP3” on page 451.
Tape Unit PIPs
448
iSeries Model 830, 840, SB2, and SB3 Problem Analysis, Repair and Parts V5R1