SELF-DIAGNOSTIC MODE
20 June 2005
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5.5.2 DETAILED SELF-DIAGNOSTIC MODE
In addition to the self-diagnostic test initiated every time the main machine is
powered on, you can set the machine in a more detailed diagnostic mode manually
in order to test other components or conditions that are not tested during self-
diagnosis after power on. The following device is required in order to put the
machine in the detailed self-diagnosis mode.
No. Name
G02119350
Parallel Loopback Connector
Executing Detailed Self-Diagnosis
Follow this procedure to execute detailed self-diagnosis.
1. Switch off the machine, and connect the parallel loopback device to the
Centronics I/F port.
2. Hold down
, press and hold down
, and then while pressing both keys at
the same time, switch on the machine.
You will see “Now Loading” on the touch-panel, and then you will see the
results of the test.