Repair; Notes On Service Part Replacement (And Disassembling / Reassembling) - Canon MP830 - PIXMA Color Inkjet Service Manual

3. REPAIR

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

Service part
Logic board ass'y
QM2-3659
Absorber kit
QY5-0153
Carriage unit
QM2-3025
Paper feed motor
QK1-1502
Platen unit
QM2-3565
PR lift shaft ass'y
QL2-0936
Carriage lift base unit
QM2-2232
Timing slit strip film
QC1-6526
Timing slit disk film
QC1-6229
Print head
QY6-0061
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).
[See 3-4. Verification Items, (1)
Service test print, or (2) EEPROM
information print, for details.]
- The red screws securing the paper
feed motor are allowed to be
loosened. (DO NOT loosen any
other red screws.)
- Upon contact with the film, wipe the
film with ethanol.
- Confirm no grease is on the film.
(Wipe off any grease thoroughly
with ethanol.)
- Do not bend the film
*1
Adjustment / settings
After replacement:
1. Initialize the EEPROM.
2. Set the destination in the
EEPROM.
3. Reset the waste ink counter.
4. Correct the CD / DVD and
automatic print head alignment
sensors.
5. Check the ink system function.
6. Adjust the line feeding.
[See 3-3. Adjustment / Settings, (6)
Service mode, for details of 1 to 6]
7. Perform the print head alignment in
the user mode.
After replacement:
1. Reset the waste ink counter.
[See 3.3. Adjustment / Settings, (6)
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,
(6) Service mode.]
2. Check the ink system function.
[See 3.3. Adjustment / Settings,
(6) 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.]
After replacement:
1. Check the ink system function.
[See 3.3. Adjustment / Settings, (6)
Service mode.]
At replacement:
1. Apply grease to the sliding
portions.
[See 3.3. Adjustment / Settings, (2)
Grease application.]
At replacement:
1. Apply grease to the sliding
portions.
[See 3.3. Adjustment / Settings, (2)
Grease application.]
After replacement:
1. Perform the print head alignment in
the user mode.
After replacement:
1. Perform the print head alignment in
the user mode.
1-17
Operation check
- EEPROM information print
- Service test print
- Printing via USB connection
- Copy
- Direct printing from a digital
camera
- Fax transmission and reception
- Service test print
- EEPROM information print
- Service test print (Confirm CD /
DVD and automatic print head
alignment sensor correction, and
ink system function.)
- Service test print
- Service test print
- Service test print
- Service test print