Canon W8400 Series, Service Manual, Page: 205 / 224

Chapter 7
7-7
"ADJ.SETTING" is not the function that outputs a print adjustment pattern to allow you to perform manual adjustment.
- NOZZLE CHK POS.
This mode adjusts the optical axis of the head management sensor. For details, refer to Disassembly/Reassembly > Adjustment and Setupb Items >
Action to take after replacing the head management sensor .
d) FUNCTION
Checks the operation of the buttons on the operation panel and printer parts.
T-7-4
e) COUNTER
Displays the service life (number of operation times and time) of each unit and print counts for each media type.
The count values under this option can be printed using the "PRINT INF" option.
- PRINTER Counter for product life
T-7-5
Display Description
PANEL LED/LCD This checks the LEDs and LCD on the operation panel.
The LEDs flash, and the squares in the LCD are displayed in a checkerboard
pattern and flash alternately.
PANEL KEY This checks the buttons on the operation panel.
The name and symbol of the pressed button is displayed.
Pressing the [up] button exits this mode after the key name is displayed. Also,
pressing the [Power] button turns off the printer.
PLATEN FAN This checks operation of the suction fan.
The suction fan rotates for five seconds at maximum speed and then rotate for
five seconds at minimum speed.
AIR FLOW FAN This checks operation of the mist fans.
The right and left fans rotate simultaneously for about 10 seconds.
PURGE This checks operation of the recovery system.
After the carriage is moved to the homeposition, the recovery suction operation
is performed independently in the recovery system.
INK VALVE Operation check of ink supply valve.
This drives the valve motor and performs one rotation of the ink supply valve
cam.
LF MOTOR This checks operation of the feed motor.
The media is moved forward 500 mm and then stopped regardless of whether
media is loaded or not.
CR MOTOR This checks operation of the carriage motor.
The carriage moves back and forth once at the maximum printing width
regardless of whether media is loaded or not.
MT-CARTRIDGE This checks the presence of maintenance cartridge.
"CHECK END" is displayed if a proper maintenance cartridge is installed.
Otherwise "ERROR E02818" is displayed.
CUTTER This checks operation of the cutter.
The printer repeats the operation of cutting until the specified number of times
is reached regardless of whether roll media is loaded or not. (Setting range: 1 to
999 times)
Display Description Unit
LIFE Number of printed media expressed as A0 equivalent (for
checking printer durability) sheets
POWER ON Cumulative power-on time Hours
POWER ON(2) For factory -
POWER ON(3) For factory -
LF DIST. Cumulative feed distance of feed roller (210 mm/sheet) sheets
LF DIST.(2) For factory -
LF DIST.(3) For factory -
W-INK Maintenance cartridge tank full detection counter ml
CUTTER Number of cutter usages times
WIPE Wiping operation count times