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3. REPAIR

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

Service part

Notes on replacement

Adjustment / settings

Operation check

Logic board ass'y
QM2-3022

- 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.]

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,

(8) Service mode, for details of

1 to 6]

7. Perform the print head

alignment in the user mode.

- EEPROM information print

- Service test print

- Printing via USB connection
- Copy

- Direct printing from a digital

camera

Absorber kit
QY5-0153

After replacement:

1. Reset the waste ink counter.

[See 3.3. Adjustment / Settings,

(8) Service mode.]

- Service test print

- EEPROM information print

Carriage unit
QM2-3025

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, (8) Service mode.]

2. Check the ink system

function.

[See 3.3. Adjustment /
Settings, (8) Service mode.]

3. Perform the 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
QK1-1502

- The red screws securing the

paper feed motor are allowed

to be loosened. (DO NOT
loosen any other red screws.)

At replacement:

1. Adjust the paper feed motor.

[See 3-3. Adjustment / Settings,
(1) Paper feed motor

adjustment.]

Platen unit

QM2-3026

At replacement:

1. Check the ink system

function.

[See 3.3. Adjustment / Settings,
(8) Service mode.]

- Service test print

PR lift shaft ass'y: QL2-

0936

At replacement:

1. Apply grease to the sliding

portions.

[See 3.3. Adjustment / Settings,

(2) Grease application.]

- Service test print

Carriage lift base unit

QM2-2232

At replacement:

1. Apply grease to the sliding

portions.

1-13