Canon ImageCLASS MF4690, Service Manual

Page: 172 / 182

Chapter 14
14-32
F-14-12
ADF feed test (ADF FEED TEST)
ADF operation verification mode. Press numeric keypad key 4 on the FUNCTION TEST menu to select the ADF feed test. Place a document on the document
platen and press the start key to transfer the document at the speed matched to the scan resolution setting. In this test, enter a transfer speed between 500 and 2000
(mm/s) from the numeric keypad and verify the transfer speed. Select between the ON and OFF states with the left and right cursor keys to select between single-
sided document feed (OFF) and double-sided document feed (ON).
Book feed test (6-5: BOOK FEED TEST)
Performs a book feed operation with a specified magnification and in a specified size.
Speaker test (6-6: SPEAKER)
Speaker operation verification mode. Press numeric keypad key 6 on the FUNCTION TEST menu to select the speaker test. In this test, the speaker generates tonal
signals at 100 Hz intervals, from 200 Hz to 5 kHz, in varying sound volumes. Signal output from the speaker is thus verified.
F-14-13
Operation panel test (6-7: OPERATION PANEL)
Operation panel operation verification mode. Press numeric keypad key 7 on the FUNCTION TEST menu to select the OPERATION PANEL test menu. Functions
that can be verified from this menu are listed below.
- LCD test
Start the OPERATION PANEL test by pressing the start key. The LCD test is carried out first, displaying all-H characters. Press the start key once again to produce
a total black display.
- LED lamp test
Press the start key after the LCD test to select the LCD lamp test, turning on all lamps on the operation panel.
- Operation key test
Press the start key after the LCD lamp test to select operation key test (1). The test succeeds if the characters appearing in the LCD are erased when the correspond-
ing keys are pressed.
When the entire character display is erased, operation key test (2) launches (only on models with the FAX feature installed). As in (1), the test succeeds if the
characters appearing in the LCD are erased when the corresponding keys are pressed.
Operation key test (1) correspondence diagram
T-14-24
Character Operation key Character Operation key
0-9,*,# Numeric key I Density key
A Cursor key (+) L View settings key
B Cursor key (-) M Toner Gauge key
6-3:SENOR
[1] - [8]
CRG ON FCV ON
ALS [of of of]
Press '1' on the numeric pad.
CRG:Toner cartridge sensor: on/of
FCV:Toner cartridge cover: on/of
ALS:Multi-purpass paper sensor/Paper width sensor
/Delivery sensor: on/of
PW of PW2 of
Press '2' on the numeric pad.
PW:Paper leading edge sensor: on/of
PW2:Delivery paper width sensor: on/of
DS of DES of HPS of
Press '3' on the numeric pad.
DS:Document sensor: on/of
DES:Document edge sensor: on/of
HPS:CS HP sensor: on/of
TN Volue xxx
USB memory of
Press '4' on the numeric pad.
xxx:Toner voltage
USB memory:Detection: on/of
6-6: SPEAKER
FREQ [1] VOL [2]
Press numeric
keypad key 1.
SPEAKER
FREQ TEST SPEAKER
VOL[*] :MIN [#]:MAX
Press numeric
keypad key 2.
Press the start key
to change the
transmission frequency
Signal tone volume adjustment.
* denotes the minimum, #, the maximum.
The volume is adjustable level by level
using the start key.