Toshiba T3200 User Manual page 22

2.4 SYSTEM PCB ISOLATION PROCEDURES
This section describes how to determine whether the system PCB
is defective or not. The procedures below are outlined in the
fol1owinq pages. They should be performed in the order
indicated.
PROCEDURE 1: Message Check
PROCEDURE 2: Printer Port LED Check
PROCEDURE 3: Test Program Execution
PROCEDURE 4: System PCB Replacement
NOTE: Before ca rrying out any of these procedures, make sure
that there is not a floppy disk in the FDD.
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