Canon PIXUS 50i, Service Manual

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3.3 Adjustment / Settings
(1) User mode
Function Procedures Remarks
Print head manual cleaning - Cleaning both black and color:
See “Standalone printer operation” below.
- Cleaning black or color separately , or both
black and color:
Perform from the printer driver utility.
Print head deep cleaning - Cleaning black or color separately, or both
black and color:
Perform from the printer driver utility.
Paper feed roller cleaning See “Standalone printer operation” below.
Nozzle check pattern printing See “Standalone printer operation” below.
Print head alignment 1. Perform the print head alignment printing
from the printer driver utility.
2. According to the printout, set the optimum
values.
Print head replacement 1. Open the print head cover. (The carriage
will move to the ink tank replacement
position.)
2. Press and hold the Resume/Cancel button
for 2 seconds or longer. (The carriage will
move to the print head replacement
position.)
3. Replace the print head.
<Standalone printer operation>
1)
Turn on the printer.
2) Press and hold the Resume/Cancel button until the LED blinks the specified number of times listed in
the table below, and release it. The operation starts.
LED blinking Operation Remarks
1 time Print head manual cleaning
2 times Nozzle check pattern printing
3 times Paper feed roller cleaning
4 times or more Unspecified
(2) Service mode
Function Procedures Remarks
Service test print
Destination
ROM version
Waste ink amount
Number of pages printed
See “Service mode operation
procedures” below. Set a sheet of A4- or larger-sized paper.
For print sample,
see page 1-20 .
EEPROM initialization See “Service mode operation
procedures” below. The following items are not initialized:
- USB serial number (0 to 5)
- Destination settings (JPN / Overseas)
- Cleaning on arrival flag
- Waste ink counter
- Infrared PnP on/off flag (the flag to
enable/disable Plug & Play installation
of the printer driver for the IrDA I/F)
Waste ink counter reset See “Service mode operation
procedures” below. Both the main and the borderless print
waste ink counters are reset at the same
time.
Destination settings See “Service mode operation
procedures” below. Overseas: i70
Japan: PIXUS 50i