HP 3000 SERIES II System Service Manual page 31

1-26.
System Verification
HP 30061A TERMINAL CONTROLLER INTERFACE (TCI) PCA
DIAGNOSTIC
(D438)
The TCl diagnostic tests the 16 channels of the terminal controller. Test cable 30062-60003 is required
to execute the diagnostic. The test cable is initially connected between channels 0 and 1 on the the HP
30062A Terminal Controller/Multiplexer Connector Panel and then connected to the next sequential
pair of channels until all channels have been tested. The following procedure is used to verify
operation.
OPERATOR ACTION/COMMENTS
NOTE
Tag and identify all cable connectors on HP
30062A Connector Panel, located at the rear of
equipment bay 1 before proceeding.
Disconnect all cable connectors from HP 30062A Connector
Panel.
Connect test cable 30062-60003 between channels 0 and 1 on
the connector panel.
Cold load diagnostic D438 from stand-alone diagnostic tape.
Program loads and displays HALT %6 (%030366) in CIR.
Select switch register options by setting all bits of SYSTEM
SWITCH REGISTER off.
Press RUN
CIR displays HALT %7 (%030367) Enter channel numbers
to be tested into SYSTEM SWITCH REGISTER. For chan-
nels 0 and 1, enter %000001.
Press RUN
CIR displays HALT %6 (%030366).
Press RUN
Program executes and CIR displays HALT %16 (%030376)
after successful completion of the test. An error condition
will display a HALT %12 (%030372) in CIR.
Disconnect test cable from channels 0 and 1, and reconnect
between channels 2 and 3.
Enter channel numbers to be tested into SYSTEM SWITCH
REGISTER. For channels 2 and 3, enter %001003.
Press RUN
CIR displays HALT %6 (%030366).
Press RUN
Program executes and CIR displays HALT %16 (%030376)
after successful completion of test. An errpr condition will
display a HALT %12 (%030372) in CIR.
Disconnect test cable from channels 2 and 3, and reconnect
between channels 4 and 5.
Enter channel numbers to be tested into SYSTEM SWITCH
REGISTER. For channels 4 and 5, enter %1002005.
Press RUN
CIR displays HALT %6 (%030366).
Press RUN
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CONSOLE MESSAGES
NOTE
No console messages are obtained during this
diagnostic.