Service Test Functions; Test Mode Overview - Canon MultiPASS C755 Service Manual

MultiPASS C755 Chapter 3: Maintenance & Service

7.2 Service Test Functions

The fax functions for testing individual operations, such as below.
See Page 3-44 for details of entering the test mode. To leave the test mode, press the Function button,
and then Clear button.

7.2.1 Test mode overview

Test mode can be executed by following the menu items from the display.
a) DRAM tests
Writes data to DRAM image storage areas and reads that data to check operations.
b) CS test
CS test is used to enter the contact sensor's shading data.
c) Print test
Prints nine different patterns within the print area.
d) Modem, NCU tests
The frequency test and the G3 signal transmission and CNG signal and DTMF signals reception tests.
e) Faculty tests
Test the operation of operation panel and sensor functions.
f) Printer test
Test the operation of the printer functions.
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