I/O Tests - HP 200 Series Hardware Support Document

68
Troubleshooting and Diagnostics
1/0 Tests
The 110 section is made up of these assemblies:
09817-69511
09817-66561
Processor board
110 Connectorboard
External 110 cards
All of these boards are exchange boards except the connectorboard.
The 110 tests check the internal HP-IB interface and all external interfaces. The internal RS-232
interface is treated as an external interface located at select code 9.
If any interface hardware fails the test, one of these failure codes will be displayed:
LED Display CRT Message Probable Cause What to Do
1001 0100 HP-IB Failed Defective HP-IB Hardware Replace Processor Board
0101 0100
101P QRST
011P QRST
HP -IB Missing
HP9862X at SC Failed
HP9862X at SC Missing
Defective I/O Select Hard-
ware
Defective 110 Card at select
code SC (PQRST is the
binary form of select code
SC)
Defective Processor or I/O
Board at select code SC
CAUTION
Replace I/O Card at select
code SC
Replace Connectorboard
Replace Processor Board
ALWAYS TURN THE COMPUTER OFF BEFORE CONNECTING OR
DISCONNECTING INTERFACE CABLES.