Canon PC430 Service Manual - Page 182

E. Variable Resistors VR and Check Pins by PCB, E, DC Controller/DC Power Supply PCB

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CHAPTER 10 TROUBLESHOOTING E. Variable Resistors (VR) and Check Pins by PCB Of the variable resistors (VR) and check pins used in the copier, those used in the field are discussed herein. Do not touch those VRs and check pins not discussed herein; they are for factory use only and require special tools and high precision for adjustment. Note: 1. VRs that may be used in the field 2. VRs that must not be used in the field 1. DC Controller/DC Power Supply PCB 21(17) 22(16) J202 J101 J102 J103 J104 J108 1 2 J5 (T107) 1 2 VR102 VR103 12 J6 J201 1 J8 VR101 J7 Note: The pin No. in parentheses refers to the PC400/FC200. Figure 10-601E 10-38 COPYRIGHT © 1998 CANON INC. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

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COPYRIGHT © 1998 CANON INC.
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
10-38
CHAPTER 10 TROUBLESHOOTING
Figure 10-601E
J201
1
12
VR102
J108
1
2
VR103
J5
(T107)
2
1
J6
J8
J7
VR101
J202
22(16)
21(17)
J101
J102
J103
J104
Note:
The pin No. in parentheses refers to the PC400/FC200.
E. Variable Resistors (VR) and Check Pins by PCB
Of the variable resistors (VR) and check pins used in the copier, those used in the
field are discussed herein.
Do not touch those VRs and check pins not discussed herein; they are for factory
use only and require special tools and high precision for adjustment.
Note:
1.
VRs that may be used
in the field
. .............................
2.
VRs that must not be
used in the field
. ....................
1.
DC Controller/DC Power Supply PCB