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Confidential
9-46
I-21
Horizontal lines
Possible cause
Step
Check
Result
Remedy
Paper tray
contacts
1
Are the ground contacts on
the right side of the paper
tray connecting correctly?
No
Clean the contacts.
Drum unit
2
Are the high-voltage power
supply and drum unit
contacted correctly?
No
Clean the contacts.
I-22
Light rain
Possible cause
Step
Check
Result
Remedy
Ground
contacts
Drum unit
failure
1
Is the problem solved after
replacing the drum unit?
Yes
Replace the drum unit.
Drum
connection
failure
2
Is the contact between the
drum unit and printer body
connected correctly?
No
Clean contact electrode
both on the drum unit
and in the printer body.
High-voltage
power supply
PCB failure
3
Is the problem solved after
replacing the high-voltage
power supply PCB?
Yes
Replace the high-
voltage power supply
PCB.
Содержание Intelli FAX-2820
Страница 1: ...Confidential FACSIMILE EQUIPMENT SERVICE MANUAL MODELS FAX 2820 2825 2910 2920 MFC 7220 7225N ...
Страница 13: ...Confidential CHAPTER 1 PARTS NAMES FUNCTIONS ...
Страница 20: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Страница 44: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Страница 63: ...Confidential CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...
Страница 66: ...Confidential 4 2 Cover page sample End page sample ...
Страница 67: ...Confidential CHAPTER 5 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 136: ...Confidential 5 67 5 1 41 Harness Routing ...
Страница 137: ...Confidential 5 68 ...
Страница 138: ...Confidential 5 69 ...
Страница 139: ...Confidential 5 70 ...
Страница 140: ...Confidential 5 71 ...
Страница 141: ...Confidential 5 72 ...
Страница 142: ...Confidential 5 73 ...
Страница 145: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 151: ...Confidential CHAPTER 7 CLEANING ...
Страница 153: ...Confidential CHAPTER 8 MAINTENANCE MODE ...
Страница 158: ...8 4 Confidential MFC 7220 7225N Menu Set key and keys Start key Stop Exit key ...
Страница 161: ...8 7 Confidential Scanning Compensation Data List a b c d e f g h i ...
Страница 172: ...8 18 Confidential Cover page sample End page sample ...
Страница 180: ...Confidential CHAPTER 9 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 317: ......
Страница 318: ......
Страница 319: ...Confidential FAX 2820 2825 2910 2920 MFC 7220 7225N APPENDIX 7 LOCATION TO ATTACH THE CAUTION LABEL S ...
Страница 321: ...February 05 SM FAX037 13 8X5A01 Printed in Japan ...