
Chapter 3
3-10
F-3-10
3.1.11 Inputs to the DC Controller PCB (5/6)
0006-9363
iR105
PS51
J513
-B10
-B9
-B8
PS52
J513
-B13
-B12
-B11
PS54
-B10
-B9
-B8
PS55
-B13
-B12
-B11
J514
J514
Deck (right )
paper level
middle
sensor
PS57
Copyboard
glass sensor
Deck (right)
paper level
high sensor
Deck (left)
paper level
middle
sensor
Deck (left)
paper level
high sensor
PS
51S
0
0
1
PS
52S
0
1
1
Approx. level
(sheets)
1~375
376~750
751~1500
PS
54S
0
0
1
PS
55S
0
1
1
Approx. level
(sheets)
1~375
376~750
751~1500
PS58
J502
-B3
-B2
-B1
J146
PS59
J512
-B3
-B2
-B1
PS56
J502
-A3
-A2
-A1
J101
J512
-B7
-B6
MSW1S
J512
-B14
-B13
N.O.
MSW2
MSW2S
N.O.
MSW5
MSW1
J249
J251
J250
N.O.
MSW7
Manual feed
tray cover
open/closed
sensor
Upper right
cover
open/closed
sensor
Toner
cartridge cover
open/closed
sensor
Cartridge
detecting
switch
Waste toner
clog
detecting
switch
Manual tray
cover
open/closed
detecting
switch
Front cover
open/closed
detecting
switch
N.O.
MSW8
Cartridge
motor drive
switch
J1723-7
J111
MSW7S
J502
-B17
-B16
SW2 (door switch)
Relay
PCB
When the manual feed tray
cover is closed, '1'.
When the upper right cover is
closed, '1'.
When the cartridge cover is
closed, '1'.
The toner cartridge is set, '0'.
When the waste toner feed pipe
is clogged, alternately '0' and '1'.
When the front cover is closed,
'0'.
J258
J268
J243
1
See "Outputs from the DC Controller PCB 3/7."
See "Outputs from the DC Controller PCB 3/7."
+5V
PS51S
+5V
PS52S
+5V
PS54S
+5V
PS55S
+5V
PS56S
+5V
PS58S
+5V
PS59S
DC controller PCB
Summary of Contents for ImageRunner iR8500 Series
Page 1: ...Apr 5 2005 Service Manual iR8500 Series ...
Page 2: ......
Page 6: ......
Page 32: ...Contents ...
Page 33: ...Chapter 1 Introduction ...
Page 34: ......
Page 98: ......
Page 99: ...Chapter 2 Installation ...
Page 100: ......
Page 180: ...Chapter 2 2 78 F 2 272 2 1 1 3 ...
Page 181: ...Chapter 3 Basic Operation ...
Page 182: ......
Page 184: ......
Page 207: ...Chapter 4 Main Controller ...
Page 208: ......
Page 245: ...Chapter 4 4 35 F 4 72 1 2 ...
Page 246: ......
Page 247: ...Chapter 5 Original Exposure System ...
Page 248: ......
Page 252: ......
Page 306: ......
Page 307: ...Chapter 6 Image Processing System ...
Page 308: ......
Page 310: ......
Page 319: ...Chapter 7 Laser Exposure ...
Page 320: ......
Page 322: ......
Page 335: ...Chapter 8 Image Formation ...
Page 336: ......
Page 340: ......
Page 399: ...Chapter 9 Pickup Feeding System ...
Page 400: ......
Page 404: ......
Page 482: ......
Page 483: ...Chapter 10 Fixing System ...
Page 484: ......
Page 524: ......
Page 525: ...Chapter 11 External and Controls ...
Page 526: ......
Page 530: ......
Page 583: ...Chapter 12 MEAP ...
Page 584: ......
Page 586: ......
Page 589: ...Chapter 13 Maintenance and Inspection ...
Page 590: ......
Page 592: ......
Page 610: ...Chapter 13 13 18 F 13 17 1 2 3 ...
Page 648: ......
Page 649: ...Chapter 14 Standards and Adjustments ...
Page 650: ......
Page 654: ......
Page 723: ...Chapter 15 Correcting Faulty Images ...
Page 724: ......
Page 728: ......
Page 792: ......
Page 793: ...Chapter 16 Self Diagnosis ...
Page 794: ......
Page 796: ......
Page 841: ...Chapter 17 Service Mode ...
Page 842: ......
Page 1076: ......
Page 1077: ...Chapter 18 Upgrading ...
Page 1078: ......
Page 1080: ......
Page 1108: ...Chapter 18 18 28 F 18 45 3 Click Start F 18 46 4 Click Save F 18 47 5 Click OK ...
Page 1111: ...Chapter 19 Service Tools ...
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Page 1121: ...Apr 5 2005 ...
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