Detailed Self-Diagnostic Mode; Executing Detailed Self-Diagnosis - Gestetner B003 Service Manual

SELF-DIAGNOSTIC MODE

5.4.2 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.
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.
B003/B004/B006/B007
Name
5-68 SM