Canon CanoScan 9900F Service Manual page 4

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
I. GENERAL CIRCUIT DIAGRAM .......A-1
II. MAIN PCB CIRCUIT DIAGRAM .......A-2
CHAPTER 5 : TROUBLESHOOTING
CHAPTER 6 : PARTS CATALOG
APPENDIX
COPYRIGHT 2002 CANON INC. CANOSCAN 8000F REV.0 OCT. 2002 PRINTED IN JAPAN (IMPRIME AU JAPON)
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 ....................... 5-18
FIGURE 100 ................................... 6-4
III. CCD PCB CIRCUIT DIAGRAM ...... A-11