Repair; Notes On Service Part Replacement (And Disassembling / Reassembling) - Canon PIXMA iP4200 Service Manual

3. REPAIR

3-1. Notes on Service Part Replacement (and Disassembling / Reassembling)

Service part
Logic board ass'y
QM2-2670
Ink absorber kit
QY5-0146
Carriage unit
QM2-2207
Paper feed motor
QK1-1502
Platen unit: QM2-
2202
Notes on replacement
- Before removal of the logic
board ass'y, remove the
power cord, and allow for
approx. 1 minute (for
discharge of capacitor's
accumulated charges), to
prevent damages to the
logic board ass'y.
- Before replacement, check
the waste ink amount (by
service test print or
EEPROM information
print). If the waste ink
amount is 7% or more, also
replace the ink absorber kit
when replacing the logic
board ass'y.
[See 3-3. Adjustment /
Settings, (5) Service mode,
for details.]
- The red screws securing the
paper feed motor are
allowed to be loosened.
(DO NOT loosen any other
red screws.)
- By attaching the tape at the
specified 2 locations,
*1
Adjustment / settings
After replacement:
1. Initialize the EEPROM.
2. Reset the waste ink
counter.
3. Set the destination in the
EEPROM.
4. Correct the CD / DVD
and automatic print head
alignment sensors.
5. Check the ink system
function.
[See 3-3. Adjustment /
Settings, (5) Service mode,
for details of 1 to 5]
6. Perform the print head
alignment in the user
mode.
After replacement:
1. Reset the waste ink
counter.
[See 3.3. Adjustment /
Settings, (5) Service mode.]
At replacement:
1. Apply grease to the
sliding portions.
[See 3-3. Adjustment /
Settings, (2) Grease
application.]
After replacement:
1. Correct the CD / DVD
and automatic print head
alignment sensors.
[See 3.3. Adjustment /
Settings, (5) Service
mode.]
2. Check the ink system
function.
[See 3.3. Adjustment /
Settings, (5) Service
mode.]
3. Perform the print head
alignment in the user
mode.
At replacement:
1. Adjust the paper feed
motor.
[See 3-3. Adjustment /
Settings, (1) Paper feed
motor adjustment.]
At replacement:
1-12
Operation check
- EEPROM information
print
- Service test print
- Printing via USB
connection
- Direct printing from a
digital camera
- Service test print
- EEPROM information
print
- Service test print
(Confirm CD / DVD and
automatic print head
alignment sensor
correction, and ink
system function.)
After the printer unit is
assembled in the bottom