Asynchronous Communications Adapter - IBM 5150 Hardware Maintenance Manual

Asynchronous Communications Adapter
You have entered this PIC because you were unable to complete the
Power On Self Test (POST) or you have an error message indicating
a (11
OX)
Asynchronous Communications Adapter failure. Before
1""""\
r unning the test, REMOVE THE OPTION CABLE connected to this
adapter. If you have not already done so, insert your Advanced
Diagnostics diskette or cassette and proceed with running diagnostics
routines. Verify your installed devices, choose the system checkout
action you desire and option to test. (See display.) Press
B B
,and
til
(Enter. You may receive an error message
[j
similar to the one below.
0:01 :00
ERROR-ASYNC COMMUNICATIONS ADAPTER 1101
TEST ON SERIAL INTERFACE CARD FAILED
PRESS ENTER TO CONTINUE
•
(»
DID YOU COMPLETE THE TEST WITHOUT AN ERROR
MESSAGE?
~--------------------------------------------
NO
See Section 3, "Removal/Replacement."
YES
1100-1