IBM pSeries 670 Service Manual page 134

Symptom
You have an open service event in the service action
event log.
You have parts to exchange or a corrective action to
perform.
You need to verify that a part exchange or corrective
action corrected the problem.
You need to verify correct system operation.
The system attention LED on the media subsystem
operator panel is on.
OK does not appear in the media subsystem operator panel display before pressing the power-on button.
Other symptoms appear in the media subsystem operator panel display or LEDs before the power on button
A bouncing or scrolling ball remains on the media
subsystem operator panel display or the media
subsystem operator panel display is filled with dashes
You have a blank display on the operator panel. Other
LEDs on the operator panel appear to behave normally.
114 Eserver pSeries 670 Service Guide
Action
Service Actions
Go to "Service Focal Point" on page 4.
1. Go to Chapter 9, "Removal and Replacement
Procedures", on page 775.
2. Go to "MAP 0410: Repair Checkout" in the RS/6000
and Eserver pSeries Diagnostic Information for
Multiple Bus Systems.
Go to "MAP 0410: Repair Checkout" in the RS/6000 and
Eserver pSeries Diagnostic Information for Multiple Bus
Systems.
Go to "MAP 0410: Repair Checkout" in the RS/6000 and
Eserver pSeries Diagnostic Information for Multiple Bus
Systems.
Go to "Disturbance or System Attention LED" on page 24
and perform any actions indicated.
is pressed.
1. Verify the operator panel cable from the primary I/O
book to the media subsystem is connected and
correctly seated at both ends.
2. If an ASCII terminal is available, connect it to the
primary I/O book through serial port 1.
a. If the service processor menu is displayed, then:
1) Replace the operator panel assembly,
location: U1.17-L1. Refer to "Operator Panel"
on page 938.
2) Replace the primary I/O book, location:
U1.18-P1-H2. Refer to "I/O Books and I/O
Blanks" on page 792.
b. If the service processor menu is not displayed,
then:
1) Replace the primary I/O book, location:
U1.18-P1-H2. Refer to "I/O Books and I/O
Blanks" on page 792.
2) Replace the operator panel assembly,
location: U1.17-L1. Refer to "Operator Panel"
on page 938.
3. If an ASCII terminal is not available, replace the
following, one at a time, in the sequence listed:
a. Operator panel assembly, location: U1.17-L1.
Refer to "Operator Panel" on page 938.
b. Primary I/O book, location: U1.18-P1-H2. Refer to
"I/O Books and I/O Blanks" on page 792.
1. Check the processor subsystem to media subsystem
cable.
2. Replace the operator panel assembly, Location:
U1.17-L1. Refer to "Operator Panel" on page 938.
3. Replace the primary I/O book, Location: U1.18-P1-H2.
Refer to "I/O Books and I/O Blanks" on page 792.