Canon MX883, Service Manual, Page: 73 / 80

4. VERIFICATION AFTER REPAIR
4-1. Standard Inspection Flow
In each step below, confirm that printing is performed properly and the machine operates properly without any strange
noise.
MX880 series TABLE OF CONTENTS
EEPROM information print
<Check point>
- The information must be printed properly.
<Additional verification to be made> See
2-1. Major Replacement Parts and Adjustment.
- At logic board replacement
- At absorber kit replacement
- At platen unit or spur unit replacement
- At operation panel unit or LCD unit replacement
- At wireless LAN board ass'y replacement
Integrated inspection pattern print
<Check point>
- The pattern must be printed properly.
Copy function
<Check point>
- Copying must be performed properly.
<Additional verification to be made> See
2-1. Major Replacement Parts and Adjustment .
- At document pressure sheet or scanner unit replacement
Communication with a connected PC
<Check point>
- Via USB connection to the PC, printing from the PC must be performed properly
(paper feeding from the rear tray and from the cassette respectively).
<Additional verification to be made>
- For repair of a specific problem, confirm the applicable specific function in the user mode.
PictBridge, IrDA communication, wired / wireless LAN, Bluetooth communication, Scan-
to-Memory function, Card Direct printing
PictBridge, IrDA Wired / Wireless LAN Bluetooth Scan-to-Memory Card Direct
Power-off in the service mode
<Check point>
- The paper lifting plate must be in the raised position.
External and internal appearance
<Check point>
- No grease, oil, or smearing on the timing slit strip film.
- No lifting of the platen ink absorber.
- No foreign material or dislocation of any part inside the printer.
- No damage or scratches that will affect the functionality.
Packaging
<Check point> See 6. MACHINE TRANSPORTATION .
- The carriage must be locked in the home position.