Canon iR8500 Service Manual page 465

CHAPTER 6 TROUBLESHOOTING
Primary
Control
(µA)
(V)
860
6.70
850
6.75
840
6.80
830
6.85
6.90 820
810
6.95
800
7.00
790
7.05
780
7.10
770
7.15
760
7.20
7.25 750
740
7.30
730
7.35
720
7.40
710
7.45
700
7.50
690
7.55
7.60 680
670
7.65
660
7.70
650
7.75
640
7.80
630
7.85
620
7.90
610
7.95
600
8.00
590
8.05
580
8.10
570
8.15
560
8.20
550
8.25
540
8.30
530
8.35
520
8.40
510
8.45
500
8.50
8.55 490
6-62
Developing bias
(V)
277
281
285
288
292
296
300
303
307
311
315
318
322
326
330
333
337
341
345
348
352
356
360
363
367
371
375
378
382
386
390
393
397
401
405
408
412
416
T06-208-03
COPYRIGHT© 2001 CANON INC.
Pre-transfer Transfer
(µA) (µA)
+139 -300
+141 -304
+143 -308
+145 -312
+147 -316
+149 -320
+150 -325
+152 -329
+154 -333
+156 -337
+158 -341
+160 -345
+162 -349
+164 -353
+165 -357
+167 -361
+169 -365
+171 -369
+173 -373
+175 -377
+177 -381
+179 -385
+180 -390
+182 -394
+184 -398
+186 -402
+188 -406
+190 -410
+192 -414
+194 -418
+195 -422
+197 -426
+199 -430
+201 -434
+203 -438
+205 -442
+207 -446
+209 -450
2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001
Separation
(µA)
+370
+375
+380
+385
+390
+395
+400
+405
+410
+415
+420
+425
+430
+435
+440
+445
+450
+455
+460
+465
+470
+475
+480
+485
+490
+495
+500
+505
+510
+515
+520
+525
+530
+535
+540
+545
+550
+555