Xerox Phaser 4500 Service Manual page 484

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