TABLE OF CONTENTS
1. MAINTENANCE
1-1. Adjustment, Periodic Maintenance, Periodic Replacement Parts, and Replacement Consumables by Service Engineer
1-2. Customer Maintenance
1-3. Special Tools
1-4. Serial Number Location
2. LIST OF ERROR DISPLAY / INDICATION
2-1. Operator Call Errors
2-2. Service Call Errors
2-3. Other Error Messages
2-4. Warnings
2-5. Troubleshooting by Symptom
3. REPAIR
3-1. Notes on Service Part Replacement
3-2. Special Notes on Repair Servicing
(1) External housing, scanner unit, and document cover removal
(2) Operation panel removal
(3) Cable wiring and connection
(4) Emblem removal
(5) Carriage unlocking, and ink absorber replacement
(6) ASF unit removal
(7) Carriage unit removal
(8) Spur unit and platen unit removal
(9) Purge drive system unit (right plate) and switch system unit (left plate) removal
3-3. Adjustment / Settings
(1) Paper feed motor adjustment
(2) Document pressure sheet (sponge sheet) replacement
(3) Grease application
(4) Ink absorber counter setting
(5) User mode
(6) Service mode
A: Service mode operation
B: LF / Eject correction
C: Button and LCD test
D: Ink absorber counter setting
3-4. Verification After Repair
(1) Standard inspection flow
(2) Service test print
(3) Ink absorber counter value print
4. MACHINE TRANSPORTATION
MP630 / MP638
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