IBM 4500R Hardware Maintenance Manual - Page 133

Disconnect external cable on serial port., Processor 1, Cable, System Board, Error Code/Symptom

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Error Code/Symptom FRU/Action 11XX (System board serial port 1 or 2 error) 1. Disconnect external cable on serial port. 2. Run Configuration/Setup 3. System Board 0001200 (Machine check 1. Processor 1 architecture error) 2. Optional Processor 2 1301 (I2C cable to 1. Cable front panel not found) 2. Front Panel 3. Power Switch Assembly 4. 1302 (I2C cable 1. from system board to power on and reset switches not found) 2. 3. 1303 (I2C cable 1. from system board to power backplane not found) 2. 3. 1304 (I2C cable to 1. diagnostic LED board not found) 2. System Board Cable Power Switch Assembly System Board Cable Power Backplane System Board Power Switch Assembly System Board 1600 (The Service 1. System Board Processor is not functioning) Do the following before replacing a FRU: 1. Ensure that a jumper is not installed on J45. 2. Remove the ac power to the system, wait 20 seconds; then, re-connect the ac power. Wait 30 seconds; then, power-on the system. 1601 (The system is 1. System Board able to communicate to the Service Processor, but the Service Processor failed to respond at the start of POST.) Do the following before replacing a FRU: 1. Remove the ac power to the system, wait 20 seconds; then, re-connect the ac power. Wait 30 seconds; then, power-on the system. 2. Flash update the Service Processor. Symptom-to-FRU index 125

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Symptom-to-FRU index
125
11XX
(System board
serial port 1 or 2 error)
1.
Disconnect external cable on serial port.
2.
Run Configuration/Setup
3.
System Board
0001200
(Machine check
architecture error)
1.
Processor 1
2.
Optional Processor 2
1301
(I
2
C cable to
front panel not found)
1.
Cable
2.
Front Panel
3.
Power Switch Assembly
4.
System Board
1302
(I
2
C cable
from system board to power on
and reset switches not found)
1.
Cable
2.
Power Switch Assembly
3.
System Board
1303
(I
2
C cable
from system board to power
backplane not found)
1.
Cable
2.
Power Backplane
3.
System Board
1304
(I
2
C cable to
diagnostic LED board not found)
1.
Power Switch Assembly
2.
System Board
1600
(The Service
Processor is not functioning)
Do the following before
replacing a FRU:
1.
Ensure that a jumper is not
installed on J45.
2.
Remove the ac power to the
system, wait 20 seconds;
then, re-connect the ac
power.
Wait 30 seconds;
then, power-on the system.
1.
System Board
1601
(The system is
able to communicate to the
Service Processor, but the Service
Processor failed to respond at the
start of POST.)
Do the
following before replacing a
FRU:
1.
Remove the ac power to the
system, wait 20 seconds;
then, re-connect the ac
power.
Wait 30 seconds;
then, power-on the system.
2.
Flash update the Service
Processor.
1.
System Board
Error Code/Symptom
FRU/Action