Canon CANOSCAN D1230 series Service Manual page 5

CHAPTER 4 : MAINTENANCE AND SERVICING
I. PERIODICAL REPLACEMENT
PARTS ............................................ 4-1
II. CONSUMABLE PARTS
DURABILITY ................................... 4-1
I. INTRODUCTION ............................. 5-1
A. Initial Check ............................ 5-1
B. Others ...................................... 5-1
II. TROUBLESHOOTING
FLOWCHART .................................. 5-2
A. Power LED Failure ................... 5-2
B. Communication Failure ........... 5-3
III. PROBLEM, CAUSE AND
CORRECTIVE ACTION ................... 5-4
A. Power LED Not Lighting .......... 5-4
B. Communication Failure ........... 5-4
FIGURE 001 ................................... 6-2
FIGURE 100 ................................... 6-4
I. GENERAL CIRCUIT DIAGRAM
(CanoScan D1230U) ...................... A-1
II. GENERAL CIRCUIT DIAGRAM
(CanoScan D2400U) ...................... A-2
COPYRIGHT © 2001 CANON INC. CANOSCAN D1230U/D2400U REV.0 MARCH 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 5 : TROUBLESHOOTING
CHAPTER 6 : PARTS CATALOG
APPENDIX
III. PERIODICAL SERVICING .............. 4-1
IV. SPECIAL TOOLS ............................ 4-1
V. SOLVENTS AND LUBRICANTS ...... 4-1
C. Scanning Unit Movement
Failure ...................................... 5-5
D. Poor Image Quality ................... 5-5
E. Acoustic Noise ......................... 5-5
IV. CANON SCANNER TEST .................. 5-6
A. Outline ..................................... 5-6
B. Operating Environment ........... 5-6
C. Functions ................................ 5-7
D. Functions Descriptions ........... 5-8
E. Error Message ........................ 5-16
FIGURE 200 ................................... 6-6
FIGURE 300 ................................... 6-8
III. MAIN PCB CIRCUIT DIAGRAM
(CanoScan D1230U) ...................... A-3
IV. MAIN PCB CIRCUIT DIAGRAM
(CanoScan D2400U) .................... A-10