Canon GP335 Service Manual page 495

Scanner home position sensor
When the scanner is
at the home position,
about 5 VDC.
Check for
disconnection.
When the scanner is
at the home position,
about 0 VDC.
COPYRIGHT © 1999 CANON INC. CANON 405/335 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
PS1
J1
J401
J112-B
YAKUNUKE
J113-A19
J714-A2
Image processor PCB
Figure 14-408 E202
CHAPTER 14 TROUBLESHOOTING
Scanner motor
M3
M
J116
DC controller PCB
J113-A
J714-A
J113-B
J714-B
14-77