COPYRIGHT © 2002 CANON INC.
2000 2000 2000 2000
CANON SmartBase PC1210D/1230D/1270D REV. 1 MAR. 2002
viii
CONTENTS
1 Points to Note When Disassembling/As-
sembling the Machine ......................... 5-1
2 Disassembly ........................................ 5-3
Externals/Auxiliary System ....... 5-3
External Covers ................... 5-3
2.1.1.1 Removing the Left Cover/
Rear Cover ........................... 5-4
Removing the Right
Cover .............................. 5-4
Removing the Front
Cover .............................. 5-5
Removing the Delivery
Cover .............................. 5-5
Removing the Delivery
Upper Cover/Delivery
Rear Cover ...................... 5-6
Cover .............................. 5-6
Removing the Upper
Cover .............................. 5-7
Removing the Right
Door ................................ 5-8
Removing the Control
Panel .................................... 5-8
Removing the Copyboard
Glass .................................. 5-10
Removing the Main Motor
Unit .................................... 5-10
Remove the Fan ................. 5-14
Removing the Reader Unit
Slide Detecting Switch ...... 5-16
PCBs ........................................ 5-17
Removing the Image
Processor PCB ................... 5-17
Removing the Analog
Processor PCB ................... 5-17
Removing the Sensor
PCB .................................... 5-20
Removing the DC Controller
PCB/Power Supply PCB ... 5-21
Removing the Printer
Controller PCB .................. 5-25
7 Power Supply System ....................... 4-31
Low Voltage Circuit .................. 4-31
Low Voltage Power Supply
Circuit ................................ 4-31
Protective Functions .......... 4-33
High-Voltage Power Supply
Circuit ...................................... 4-33
Controlling the ESS
Mechanism ............................... 4-33
Outline ............................... 4-33
Operation ........................... 4-33
8 Others ................................................ 4-34
Fan ........................................... 4-34
Outline ............................... 4-34
Back-Up Batteries .................... 4-35
Back-Up Function ............. 4-35
Outline .......................... 4-35
(BAT1) .......................... 4-35
Secondary Battery
(BAT2) .......................... 4-37
Back-Up Data .................... 4-38
Types of Data ................ 4-38
List ................................ 4-40
functions) .......................................... 4-41
9.1
Outline ..................................... 4-41
Picking Up and Moving
Originals ................................... 4-42
Outline ............................... 4-42
Moving Down the Original
Pickup Roller and Moving Up
the Original Stopper .......... 4-43
Detecting an Original Jam ....... 4-44
Содержание SmartBase 1270D
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