Canon MX7600 Service Manual page 51

(5) Service mode
<Service mode operation procedures>
1) With the machine power turned off, while pressing the Stop/Reset button, press and hold the ON/OFF button. (DO NOT
release the buttons). The COPY LED lights in green to indicate that a function is selectable.
2) While holding the ON/OFF button, release the Stop/Reset button. (DO NOT release the ON/OFF button.)
3) While holding the ON/OFF button, press the Stop/Reset button 2 times, and then release both the ON/OFF and Stop/Reset
buttons. (Each time the Stop/Reset button is pressed, the Alarm and COPY LEDs light alternately, Alarm in orange and
COPY in green, starting with Alarm LED.)
4) When the COPY LED lights in green (and "Service Mode CANON Idle" is displayed on the LCD), press the Stop/Reset
button the specified number of time(s) according to the function listed in the table below, then press the ON/OFF button.
(Each time the Stop/Reset button is pressed, the Alarm and COPY LEDs light alternately, Alarm in orange and COPY in
green, starting with Alarm LED.)
LED
Time(s)
indication
0 times Green
(Power)
1 time Orange
(Alarm)
2 times Green
(Power)
3 times Orange
(Alarm)
4 times Green
(Power)
5 times Orange
(Alarm)
6 times Green
Function
Power off
Service test print
EEPROM information
print
EEPROM initialization
Ink absorber counter /
wetting liquid counter
resetting
Destination settings
Print head deep cleaning
When the print head is not installed, the carriage returns and locks in the
home position capped.
The paper feeds from the cassette.
Service test print
- Model name
- ROM version
- Ink absorber counter value (ink amount in the ink absorber)
- USB serial number
- Destination
- EEPROM information
- Ink system function check result
- Barcode (model name + destination)
See 3-4. Verification Items, (1) Service test print, "Service test print
sample."
EEPROM information print
- Model name
- Destination
- ROM version
- Ink absorber counter value (ink amount in the ink absorber)
- Print information
- Error information, etc.
The following items are NOT initialized, and the shipment arrival flag is
not on:
- USB serial number
- Destination settings
- Record of ink absorber counter / wetting liquid counter resetting and
setting
- LF / Eject correction values
- Record of disabling the function to detect the remaining ink amount
- Ink absorber counter value (ink amount in the ink absorber)
Set a sheet of A4 or Letter sized plain paper in the cassette, and reset the
ink absorber counter. After the ink absorber counter is reset, the counter
value is printed automatically.
See "Ink absorber counter
Verification Items, (2) Ink absorber counter value print.
Press the Stop/Reset button the specified number of time(s) according to
the destination.
See "Destination settings" below.
Cleaning of both Black and Color
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Remarks
resetting" below and the print sample in 3-4.