Engine Control Board; System Connections - Xerox Phaser 6121MFP Service Manual

Wiring

System Connections

CN4
Fusing Unit
Main Power
Switch
(SW1)
Front Door
Switch
(MS2)
N.C. CN2
CN3
N.C.
Speaker CN8 P/J1
10-4
P/J44
Paper Full Sensor (PS16)
Exit Tray Cooling Fan (FM4)
Scanner
LVPS
CN1 Control
Board
CN6 P/J9
CN4
CN7
CN5
CN3
Control
P/J7
CN701
Panel
Scanner
P/J6
Unit
Relay
P/J4
P/J101
Board 1
Registration
Sensor (PT1)
Paper Feed
Sensor (PT2)
P/J2
Scanner
P/J4
Motor (M101)
ADF Transport
P/J1
Motor (M100)
Fax Control
CN1 CN4
Board
CN1
USB Port
Engine Control
Board
P/J8
P/J6
P/J2
P/J12
P/J3
N.C. P/J23
P/J14
P/J24
CN14
P/J15
P/J16
P/J17
P/J10 P/J1
P/J10
P/J9
P/J5
P/J21
P/J19
P/J18
P/J8
CN2 N.C.
CN3 N.C.
P/J3
N.C.
P/J5
N.C.
P/J1
N.C.
Transport
P/J37
Motor (M1)
2nd Image Transfer
Retraction Position
P/J39
Sensor (PS3)
Registration
P/J40
Sensor (PS2)
Temperature/Humidity
Sensor (TEM/HUMS)
P/J41
Contact Switch (SW5)
P/J42
Ozone Ventilation
Fan (FM2)
HVPS
DC Power Supply
CN2
CN1
Fan (FM1)
2nd Image Transfer
CN5
Pressure/Retraction
Solenoid (SD4)
Conveyance
CN3
Solenoid (SD2)
Tray 1 Paper Feed
CN2
Solenoid (SD1)
CN1
Imaging Unit
Cleaning Blade
CN6
Pressure/Retraction
Solenoid (SD5)
P/J32
Rack Positioning Sensor (PS5)
CN4
Rack Motor (M2)
P/J30 Developing Fan (FM3)
Lower Feeder
CN7
Unit;
Duplex Unit
Laser Unit
Phaser 6121MFP Service Manual
s6121mfp-092