Canon SmartBase PC1200s Service Manual page 13

1.3.4.3 Original Speed
Adjustment ................... 7-13
1.3.4.4 Leading Edge Read Start
Position Adjustment ..... 7-14
1.3.4.5 Trailing Edge Read End
Position Adjustment ..... 7-15
1.4 When Replacing a Component 7-16
1.4.1 When Replacing the Image
Processor PCB ................... 7-16
1.4.1.1 Before Starting the
Work ............................. 7-16
1.4.1.2 After Finishing the
Work ............................. 7-17
1.4.2 When Replacing the
NCU PCB .......................... 7-17
2. Troubleshooting ................................ 7-18
2.1 Making Initial Checks .............. 7-18
2.1.1 Site Environment ............... 7-18
2.1.2 Checking the Cartridge ...... 7-18
2.1.3 Checking the Paper ............ 7-18
2.1.4 Others ................................ 7-18
2.2 Troubleshooting Flow Chart .... 7-19
2.3 Making Checks in Response to an
Image Fault .............................. 7-20
2.3.1 Checking the Originals Against
the Symptom ...................... 7-20
2.3.2 Copyboard Glass and White
Sheet .................................. 7-20
3 Troubleshooting Image Faults .......... 7-21
3.1 Troubleshooting Procedure for
Image Faults ............................. 7-21
3.1.1 The output is too light. ...... 7-22
3.1.2 The output is too dark. ....... 7-24
3.1.3 The output is foggy
vertically. ........................... 7-25
3.1.4 The output has fuzzy, black ver-
tical lines. ........................... 7-25
3.1.5 The output is foggy
horizontally. ....................... 7-26
3.1.6 The output has fuzzy, black
horizontal lines. ................. 7-26
3.1.7 The output has black lines
(vertical). ............................ 7-27
COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON SmartBase PC1200s/iR1200s REV. 0 DEC. 2001
3.1.8 The output has black lines
(horizontal). ....................... 7-27
3.1.9 The output has white spots
(vertical). ............................ 7-27
3.1.10 The output has white lines
(vertical). ............................ 7-27
3.1.11 The output has white spots
(horizontal). ....................... 7-28
3.1.12 The output has white lines
(horizontal). ....................... 7-28
3.1.13 The output is soiled. .......... 7-29
3.1.14 The back of the output is
soiled. ................................. 7-30
3.1.15 The output has a fixing
fault. ................................... 7-31
3.1.16 The output has left/right
displacement. ..................... 7-32
3.1.17 The output has a blurry
image. ................................ 7-32
3.1.18 The output has poor sharpness
(out of focus). .................... 7-33
3.1.19 The output is blank. ........... 7-34
3.1.20 The output is solid black. .. 7-36
4 Troubleshooting Malfunctions ......... 7-37
4.1 Troubleshooting Malfunctions
(service error) ........................... 7-37
4.2 Troubleshooting Malfunctions
(other than service error) ......... 7-41
4.2.1 Power is absent. ................. 7-41
4.2.2 The LCD fails to operate. .. 7-41
4.2.3 The contact sensor fails to
move. ................................. 7-42
4.2.4 The contact sensor LED fails
to go ON. ........................... 7-42
4.2.5 The speaker fails to generate
sound. ................................ 7-43
4.2.6 The message "INSTALL
CARTRIDGE" fails to go
OFF. ................................... 7-43
4.2.7 The message "SUPPLY REC.
PAPER" fails to go OFF.
(cassette) ............................ 7-44
CONTENTS
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