Canon imageCLASS MF5600 Series, Service Manual

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Chapter 5
5-51
5.6.6.5.3 Operation panel tests
0007-2889
The operation panel test is selected by pressing the numeric key 7 from the faculty test menu.
In this test, check that the display, LED lamps and buttons on the operation panel are operating correctly.
Display test
Pressing the Start key from the operation panel menu, "H" is displayed 20 characters by 2 lines. The next time
the Start key is pressed, all the LCD dots are displayed. Check for any LCD dots in the display that are not
displayed.
LED lamp test
All the lamps on the operation panel light by pressing the Start key after the display test. Check for any LED
that does not blink during the test. (However, the Energy Saver key does not go on at this time.)
Operation Key Test
The operation key test is selected with the Start key after the LED lamp test is done. In this test, a character
disappears when its operation key is pressed. The list of characters and their operation keys is as follows. Check
to make sure at this time that all characters properly disappear when their operation keys are pressed.
T-5-19
Character Operation key Character Operation key
0-9,*,# Numeric key I COPY key
A Cursor key (+) J SCAN key
B Cursor key (-) K
Hook key
(MF5650 only)
C OK key L
Redial/Pause key
(MF5650 only)
D Menu key M
FAX key
(MF5650 only)
E Status Monitor key N
Directory key
(MF5650 only)
D Collate/2 on 1 key O Clear key
F Image Quality key P
Coded Dial key
(MF5650 only)
G
Enlarge/Reduce key
Q
Energy Saver key
H Exposure key