3. REPAIR
3-1. Notes on Service Part Replacement (and Disassembling / Reassembling)
MP970 TABLE OF CONTENTS
Service part
Notes on replacement
*1
Adjustment / settings Operation check
Logic board ass'y - 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
ink absorber counter value (by
service test print or EEPROM
information print).
[See 3-4. Verification Items, (1)
Service test print for details.]
After replacement:
1. Initialize the EEPROM.
2. Set the ink absorber counter
value.
3. Set the destination in the
EEPROM.
4. Correct the CD / DVD and
automatic print head
alignment sensors.
5. Check the ink system function.
6. Perform LF / Eject correction.
7. Perform button and LCD test.
[See 3-3. Adjustment /
Settings, (6) Service mode,
for details of 1 to 7.]
8. Perform print head alignment
and LCD language setting in
the user mode.
9. Reset the LAN settings.
- EEPROM information print
- Service test print
- Printing via USB connection
- Copying
- Direct printing from a digital
camera (PictBridge)
- Reset the LAN settings
- Confirm the LAN setting
information
- Confirm the MAC address
(EEPROM information print)
Absorber kit
After replacement:
1. Reset the ink absorber counter.
[See 3-3. Adjustment /
Settings, (6) Service mode,
for details.]
- Ink absorber counter print
(Performed automatically after
resetting the ink absorber
counter.)
Carriage unit
At replacement:
1. Apply grease to the sliding
portions.
[See 3-3. Adjustment /
Settings, (3) Grease
application.]
2. Check the ink system
function.
[See 3-3. Adjustment /
Settings, (6) Service mode,
for details.]
3. Perform print head alignment
in the user mode.
- Service test print (Confirm
CD / DVD and automatic
print head alignment sensor
correction, and ink system
function.)
Paper feed motor - The red screws securing the
paper feed motor are allowed to
be loosened only for paper feed
motor replacement. (DO NOT
loosen them in any other cases.)
At replacement:
1. Adjust the paper feed motor.
[See 3-3. Adjustment /
Settings, (1) Paper feed motor
adjustment, for details.]
Platen unit
After replacement:
1. Check the ink system
function.
2. Perform LF / Eject correction.
[See 3-3. Adjustment /
Settings, (6) Service mode,
for details.]
- Service test print
PR lift shaft ass'y
At replacement:
1. Apply grease to the sliding
- Service test print
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