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1
AD50 Point to Point 2/2
-1
A
H3
Tray Heater
-2
(Option)
-1
-2
Anti-Condensation
-1
Heater
H2
-2
(Option)
Drum
-1
Heater
H1
-2
(Option)
B
Lamp
Stabilizer
Polygonal
Mirror
(M4)
EXIPU
C
See 1/2
Scanner
(PCB9)
Drive
(PCB8)
-1
PSU1:N
-2
PSU1: H
D
-1
VCC [+5V]
-2
VCC [+5V]
-4
VCC [+5V]
-5
GND
-6
GND
-7
GND
-8
GND
-1
VCC [+5V]
-2
VCC [+5V]
-3
GND
-4
GND
-1
VAA [+24V]
-2
NC
-3
VAA [+24V]
-4
VAA [+24V]
-5
VAA [+24V]
-6
VAA [+24V]
-7
VAA [+24V]
-8
VAA [+24V]
-9
GND
-10
NC
E
DC
-11
GND
Power Supply Board
-12
GND
(PCB3)
-13
GND
-14
GND
-15
GND
-1
GND
CN886
-1
VCC [+5V]
-5
GND
-3
VCC [+5V]
-4
VCC [+5V]
-2
VCC [+5V]
-6
GND
-7
GND
-8
GND
-1
VCA [+12V]
-2
VCA [+12V]
-3
VCA [+12V]
-4
GND
-5
GND
-6
VCA [-12V]
-7
VCA [-12V]
F
-1
NC
-2
NC
-3
NC
VAA [+24V]
FAN
-4
NC
PSU
M14
-5
NC
-6
NC
Operation Panel (PCB7)
CN410
CN455
G
CN410
CN404
CN455
H
1
2
AC Drive Board(PCB2)
-1
-1
-2
-6
-1
-2
Fusing
Lamp
Control
-1
-3
-2
-8
-1
-4
-2
-9
CN14
CN12
CN101
-1
-5
-1
GND
-2
VAA [+24V]
M
-1
VAA [+24V]
-2
GND
Hard Disk
(HDD)
CN610
-1
-2
-3
-4
-5
-6
-7
-8
CN454
Option Pass I/F
CN407
CN401
CN402
SCU(PCB1)
CN415
CN414
CN403
CN871
CN912
CN872
CO2
S19
CO1
Key
Counter
Auto
Total Counter
(Option)
Response
2
3
RA101
FU101
-1
RA102
-2
-3
-4
-5
Door
Zero
Open
-6
Cross
Detector
RA
RA
102
101
CN103
CN104
CN102
Front Door SW
(SW7)
T50 T51
CN809
NC
5pin
ADF
(Option)
3
4
5
(CB1)
CB
T11
T14
T12
Fusing Unit
CN16
Main SW
RA
(SW6)
401
RA
CN105
Relay Board
(PCB19)
-2
-2
-1
-1
-2
-1
-2 -1
CN947
CN900
LCT Unit
(see 1/2)
Development Drive Motor
M16
Optics Fiber (Paper Feed Unit)
Optics Fiber (Finisher)
Optics Fiber (ADF)
Development
(See 1/2)
CN807
CN808
Finisher
Paper Feed Unit
(Option)
(Option)
4
5
6
CN1
Duplex Unit
(See 1/2)
CN804
-1
-13
Thermistor(-) -B14
Thermistor(+)
-B13
GND
-B12
Unit Set
-B11
NC
-B10
GND
-B9
Door Open
-B8
NC
-B7
Zero Cross
-B6
Relay
-B5
Fusing Lamp Trigger
-B4
M1
Main Motor
-9
-8
-7
-6
-5
NC
-4
-3
-2
-1
CN214
BCU
CN218
(See 1/2)
CN223
Lock [t5]
-1
(PCB4)
Slow [t5]
-2
Start [t5]
-3
GND
-4
VAA [+24V]
-1
GND
-2
VCA [-12V]
-3
GND
-4
VCA [+12V]
-5
GND
-6
NC
-7
VCC [+5V]
-8
GND
-1
RXD
-2
TXD
-3
NC
-4
CN219
CN220
CN221
Unit
VCC [+5V]
-1
GND
-2
VCC [+5V]
-3
GND
-4
VAA [+24V]
-5
High Voltage Control
(See 1/2)
(PCB6)
6
A
B
C
D
E
F
G
H
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