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COPYRIGHT © 1997 CANON INC. CANON NP6218 REV.0 MAY 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
ix
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS
I. POWER SUPPLY ...............................7-1
A. Outline ...........................................7-1
B. Power Supply Circuit Assembly.....7-2
C. Detecting Errors in the Power
Supply PCB ...................................7-4
1. Communication Error between
DC Controller PCB and
Composite Power Supply PCB ..7-4
2. Error in the High-Voltage
Output Data..............................7-4
3. Low-Voltage Output Data Error..7-4
4. Overcurrent in the Low-voltage
Power Supply ...........................7-4
D. Protection Mechanisms for the
Power Supply Circuit .....................7-5
II. DISASSEMBLY AND ASSEMBLY ......7-6
A. External Covers.............................7-6
B. Control Panel.................................7-9
1. Detaching the Control Panel ....7-9
C. Fans...............................................7-10
1. Detaching the Exhaust Fan......7-10
D. Main Motor/Main Drive Assembly..7-11
1. Detaching the Main Motor Unit..7-11
2. Detaching the Main Drive
Assembly..................................7-11
3. Routing the Drive Belt ..............7-13
E. Cassette unit .................................7-14
1. Detaching the Pick-Up Drive
Unit ...........................................7-14
2. Detaching the Cassette Motor..7-15
3. Detaching the Cassette Driver
PCB ..........................................7-16
F. DC Controller PCB ........................7-17
1. Detaching the DC Controller
PCB ..........................................7-17
2. Points to Note When
Replacing the DC Controller
PCB ..........................................7-17
G. Composite Power Supply PCB......7-18
1. Detaching the Composite
Power Supply PCB...................7-18
2. Points to Note When Handling
the Composite Power Supply
PCB ..........................................7-20
H. AE Sensor PCB.............................7-21
1. Points to Note When
Replacing the AE Sensor.........7-21
I. Intensity Sensor PCB ....................7-21
1. Points to Note When Replacing
the Intensity Sensor .................7-21
I. SELECTING THE SITE ......................8-1
II. UNPACKING AND INSTALLING
THE COPIER......................................8-2
A. Unpacking and Removing Fixings..8-2
B. Turning On the Copier...................8-5
C. Checking the Images and
Operations.....................................8-8
D. Attaching the Drum Unit................8-9
E. Changing the Cassette Size..........8-10
III. RELOCATING THE COPIER..............8-13
IV. REPLACING THE DRUM UNIT..........8-14
V. INSTALLING THE CONTROL CARD
IV N.....................................................8-17
VI. CASSETTE HEATER KIT 5
INSTALLATION PROCEDURE...........8-19
A. Unpacking......................................8-19
B. Installation (to a Cassette
Feeding Module-A2/B2).................8-20
VII. INSTALLING THE REMOTE
DIAGNOSTIC DEVICE II....................8-26
A. Unpacking......................................8-26
B. Installation to the Copier ...............8-27
CHAPTER 8 INSTALLATION
CHAPTER 9 MAINTENANCE AND SERVICING
I. PERIODICALLY REPLACED
PARTS ................................................9-1
A. Periodically Replaced Parts...........9-1
II. DURABLES ........................................9-2
A. Copier............................................9-2
B. Cassette Feeding Module-B2/
Cassette Feeding Module-A2........9-3
III. PERIODICAL SERVICING .................9-4
IV. SERVICING CHART...........................9-5
V. NOTES ON DRUM KIT ......................9-6