Hardware Problem Determination
6-5
Step 7
(From Step 6, 18)
The following steps analyze a steady (not flashing) number displayed in the 3-digit display
while attempting to load the diagnostics.
3-Digit
Display
Number
Action
200
Be sure the key mode switch is set to the Service position.
If the key mode switch was not in the Service position, set it to the
Service position, and then go to Step 6, substep 4.
If the key mode switch was in the Service position, record and report
SRN
111–200
.
STOP. You have completed these procedures.
260, 261, 262
Go to Step 21.
Any other
number
Record and report SRN
101–xxx
(where
xxx
is the number
displayed in the 3-digit display).
STOP. You have completed these procedures.
Step 8
(From Steps 6, 18)
A flashing
888
in the 3-digit display indicates that a crash message or a diagnostic
message is ready to be read.
1. Use the steps in the “Reading Flashing 888 Numbers” in Chapter 3 to:
•
Read all of the message.
•
Identify the SRN if applicable.
•
Record the remaining numbers for the service representative.
2. If you identified an SRN, go to substep 3. Otherwise, go to substep 5.
3. Record the SRN and any other numbers.
4. Report the SRN to the service organization. Report any other numbers read to the
service representative to determine the location of the failing FRU.
5. STOP. You have completed these procedures.
