Canon CANOSCAN D1230 series Service Manual page 72

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
COPYRIGHT © 2001 CANON INC.
CHAPTER 5
TROUBLESHOOTING
CANOSCAN D1230U/D2400U REV.0 MARCH 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
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