IBM B50 Printer User Manual


 
Symptom Action
The system login prompt is displayed. You may not have pressed the correct key, or
you may not have pressed the key soon enough
when you were to indicate a Service Mode IPL
of the diagnostic programs. If this is the case,
start over at the beginning of this Step.
Note: Perform the system shutdown procedure
before turning off the system.
If you are sure you pressed the correct key in a
timely manner, go to “Step 1020-2” on
page 2-8.
The system does not respond when the
password is entered.
Go to “Step 1020-2” on page 2-8.
The system stopped. A POST indicator is
displayed on the system console and
an eight-digit error code is not displayed on
the system console.
a four-digit error code is not displayed on
the operator panel.
a three-digit error code is not displayed on
the operator panel.
Go to “MAP 1540: Minimum Configuration” on
page 2-17.
The system stops and an 8-digit error code
starting with the number "2" displayed.
Record the error code. Go to Chapter 3, “Error
Code to FRU Index” on page 3-1.
The system stops and a 4-digit number
beginning with the characters "FF" is displayed
in the operator panel display.
Go to “MAP 1540: Minimum Configuration” on
page 2-17.
The system stops and a 4-digit number
beginning with the character "E" is displayed in
the operator panel display.
Record the error code. Go to “Firmware
Checkpoints” on page 3-14.
The system stops and a 4-digit number not
beginning with the
characters "FF" or "E" is displayed in the
operator panel display.
Record SRN 101-xxx, where xxx is the last
three digits of the four digit number displayed.
Then go to the "Fast Path MAP" in Diagnostics
Information for Multiple Bus Systems.
The system stops and a 3-digit number is
displayed in the operator panel display.
If the number is 000, 185 or 888, go to “MAP
1540: Minimum Configuration” on page 2-17.
Record SRN 101-xxx, where xxx is the three
digits displayed. Then go to the "Fast Path
MAP" in Diagnostics Information for Multiple Bus
Systems.
The System Management Services application
appears on the screen.
Go to sub-step 3 in “Step 1020-3” on page 2-8.
All other symptoms. If you were directed here from the Entry MAP,
go to “MAP 1540: Minimum Configuration” on
page 2-17. Otherwise, find the symptom in the
“Entry MAP” on page 2-1.
Chapter 2. Maintenance Analysis Procedures (MAPs) 2-7