Canon NP6317 Specifications Page 181

  • Download
  • Add to my manuals
  • Print
  • Page
    / 248
  • Table of contents
  • TROUBLESHOOTING
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 180
CHAPTER 10 TROUBLESHOOTING
COPYRIGHT
©
1999 CANON INC. CANON NP6317 REV.0 APR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
10-17
B. Electrical
1. List of PCBs/VRs/LEDs/Check Pins
Variable resistors, LEDs and check pins which are used for adjustments in the field are listed
below.
VRs and check pins not listed here are used only for factory adjustments, which require special
tools and measuring instruments, as well great care and precision. Do not attempt to adjust such
parts.
Notes:
1. Leakage current may flow through some LEDs and cause them to glow dimly even though
they are supposed to be OFF.
2. VRs which can be adjusted in the field ................
.
VRs which should not be adjusted in the field......
.
a. DC Controller PCB
Figure 10-221
Table 10-202
Table 10-203
SW No
SW300
Purpose
Press to enter or leave the SERVICE mode.
VR No
VR301
Purpose
Adjusting AE refence point
J315
20 11
110
31
J352
J318
81
J300
16
J30261
J316
111
J305
81
J304J303
5
1
J301
41 19
J307
81
J306
71
J312
113
J311
110
J309
12
J308
12
J310
13
J313
15
J314
15
J317
14
SW300VR301
Page view 180
1 2 ... 176 177 178 179 180 181 182 183 184 185 186 ... 247 248

Comments to this Manuals

No comments