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Canon W6400 Series Service Manual Page 177

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- PRINT PATTERN > OPTICAL AXIS
This pattern is used to adjust registration sensor optical axis. It takes about 2 minutes to print this pattern. For details, refer to "Disassembly/Reassembly"
> "Adjustment and Setup" > "Adjusting the Registration Sensor Optical Axis".
- PRINT PATTERN > LF
This pattern is used to adjust feed roller eccentricity. It takes about 9 minutes to print this pattern. For details, refer to "Disassembly/Reassembly" >
"Adjustment and Setup" > "Adjusting Feed Roller Eccentricity".
- HEAD
In "ADJ. SETTING", any registration value can be entered within the range from -127 to 127. Select "SERVICE MODE" > "DISPLAY" > "PRINT INF"
to record the registration value for later restoration of the registration value.
"RESET SETTING" can clear the registration adjustment value.
"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 Setup" > "Adjusting
the Head Management Sensor Optical Axis".
d) FUNCTION
Checks the operation of the buttons on the operation panel and printer parts.
Display
PANEL LED/LCD This checks the LEDs and LCD on the operation panel.
PANEL KEY
PLATEN FAN
AIR FLOW FAN
Canon imagePROGRAF W6400PG Nozzle Check
BK
C
M
Y
PC
PM
Description
The LEDs flash, and the squares in the LCD are displayed in a checkerboard
pattern and flash alternately.
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.
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.
This checks operation of the air flow fans.
The right and left fans rotate simultaneously for 10 seconds.
F-7-7
T-7-5
Chapter 7
7-7

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