a. Control panel. (CTLPNL)
b. Tower card. (TWRCARD)
c. Control panel cable.
This ends the procedure.
SPCN PIP 21
This procedure verifies that the Remote Control Panel is operating correctly.
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 only from the
Primary partition's console and the system control panel.
Procedure:
1. Select function 04 (Lamp Test) on the control panel by clicking on the↑ until 04
appears, then click on Enter.
2. Look at the display panels on the System Unit.
Are all of the following lights on?
v Power-on light
v Attention light
v Manual light
v Normal light
v Auto light
v Secure light
v The 8-character display segments
No
Yes
↓
The control panel lights are working correctly.
This ends the procedure.
3. Exchange the following FRU in the failing unit
v Remote Control Panel cable – 04N5592
v Operations Console Configuration cable — 97H7557
This ends the procedure.
Tape Unit Problem Isolation Procedures
Overview
This section contains the procedures necessary to isolate a failure in a tape device.
In these procedures, the term tape unit may be any one of the following:
v An internal tape drive; this includes its electronic parts and status indicators
v An internal tape drive; this includes its tray, power regulator, and AMDs
v An external tape drive; this includes its power supply, power switch, power
regulator, and AMDs
Chapter 3. Problem Isolation Procedures (PIPs), Failing Items, and Symbolic FRU Isolation
SPCN PIPs
445