10-28 Phaser 4500/4510 Service Manual
Wiring Diagrams
P4510: Wiring Difference
Signal line name Description
/LOW-PAPER2 SNR
ON
Signal from low paper sensor. This signal goes Low when
the flag moves out of the sensor.
/NO-PAPER2 SNR ON Signal from the no paper sensor of Tray2. This signal goes
Low when the flag moves out of the sensor.
CLUTCH-TRAY2 ON Control signal for tray 2 feed clutch. Low: ON / High: OFF
/NO-PAPER1 SNR ON Signal from the no paper sensor of Tray1. This signal goes
Low when the flag moves out of the sensor.
/REG SNR ON Signal from registration sensor. This signal goes Low when
the flag moves out of the sensor.
CLUTCH-TRAY1 ON Control signal for tray 1feed clutch. Low: ON / High: OFF
CLUTCH-REGI ON Control signal for registration clutch. Low: ON / High: OFF
FAN ALARM Fan monitor signal. This signal goes High if there is a trouble
with main fan.
D OUT Signal indicating detection of toner in the print cartridge,
from toner sensor.
TR Harness Assy
6
7
8
9
10
11
12
13
14
15
16
17
18
6
5
4
3
2
1
1
2
3
4
5
6
PULL UP 3.3V
LG
/NO-PAPER1 SNR ON
PULLUP 3.3V
/REG SNR ON
LG
24V DC
24V DC
24V RTN
FAN ALARM
24V DC
CLUTCH-TRAY1 ON
CLUTCH-REGI ON
P/J245
1
2
2
1
P/J243
1
3
2
3
1
2
P/J244
2
1
1
2
P/J242
PH Clutch Assy
Sensor No Paper
Registration
Sensor
Registration Clutch
Main Fan 80
3
2
1
P/J240
3
2
1
P/J241
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