Canon imageFORMULA DR-M140 Service Manual Download

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COPYRIGHT

CANON ELECTRONICS INC. 2011

CANON DR-M140 FIRST EDITION

II.

PARTS TO BE REPLACED .................... 4-4

1. Periodically Replaced Parts ............... 4-4
2. Consumable Parts.............................. 4-4
3. Major Parts List................................... 4-5

III. MAINTENANCE ...................................... 4-6

1. User Maintenance .............................. 4-6
2. Service Maintenance.......................... 4-8

CHAPTER 5

TROUBLESHOOTING

I. ERROR

DISPLAY ................................... 5-1

1. Main Body........................................... 5-1
2. Computer............................................ 5-1

II. SERVICE

MODE..................................... 5-2

1. Outline ................................................ 5-2
2. How to Install ...................................... 5-6
3. How to Start and Finish ...................... 5-7
4. Application Information....................... 5-8
5. Simulation Mode................................. 5-9

A. Main

Menu............................................... 5-9

1. Regist Adjustment .............................. 5-9
2. Light Adjustment................................5-11
3. Max Document Size ......................... 5-12
4. Sleep ................................................ 5-13
5. Counter............................................. 5-13
6. Firm Load ......................................... 5-15

B. Dcon

Check........................................... 5-16

1. LED................................................... 5-16
2. Sensors and Buttons ........................ 5-16
3. Motor/Feed Test................................ 5-18

C. Get

Status.............................................. 5-19

1. Last Error Logs................................. 5-19
2. Check Device ................................... 5-20
3. Serial Number/Other ........................ 5-20
4. Write Setting to Text ......................... 5-21

D. Scan

Check ........................................... 5-22

1. Scan Check ...................................... 5-22
2. Manual Shading ............................... 5-24

E. Firm

Load .............................................. 5-24

1. Firm Registration .............................. 5-25
2. Firm Load ......................................... 5-27

F. Analog ................................................... 5-28

1. Analog .............................................. 5-28

G. Extended

Setting ................................... 5-29

1. Outline .............................................. 5-29
2. Registration Adjustment ................... 5-30
3. Scaling Rate Control......................... 5-32

H. Other

Functions..................................... 5-35

1. Mechanical Feed Mode .................... 5-35
2. Recovery of Log Files....................... 5-35

III. TROUBLESHOOTING

LIST ................. 5-37

1. Operation Failures ............................ 5-37
2. Image Failures.................................. 5-37

IV. OPERATION

TROUBLESHOOTING .... 5-38

1.  Power Does Not Come ON .............. 5-38
2.  No Scanner is Found........................ 5-39
3.  Scanning Does Not Start .................. 5-39
4.  Scanner Does Not Feed Properly .... 5-40
5.  Scanning Speed is Slow................... 5-41

V. IMAGE

TROUBLESHOOTING.............. 5-42

1.  All Black/All White/All Streaked ........ 5-43
2. Too Dark/Too Light............................ 5-43
3.  Streaks in Image............................... 5-44
4. Image Slanted .................................. 5-44
5.  Wrong Image Size ............................ 5-45
6. Text Cannot be Seen........................ 5-45
7.  Moire in Image.................................. 5-46

IV. AFTER REPLACING PARTS ................ 5-47

APPENDIX

GENERAL CIRCUIT DIAGRAM.............. A-1

II.

LIST OF SPECIAL EQUIPMENT ............ A-2