Xerox Phaser 6121MFP Service Manual page 491

Phaser 6121MFP Service Manual
Print Engine Plug/Jack Designators (continued)
Map P/J Coordinates Description
1 P/J18 E-140
1 P/J19 C-139
1 P/J21 B-136
1 P/J23 G-141
1 P/J24 C-137
Image Processor Board
2 CN4 H-139
2 P/J1 G-135
2 P/J2 F-135
2 P/J4 G-135
2 P/J6 H-136
2 P/J7 I-136
2 P/J9 K-137
2 P/J10 I-139
Fax Board
3 P/J1 J-137
3 CN1 I-138
3 CN2 B-136
3 CN3 B-136
High Voltage Board
4 CN1 C-140
4 CN2 D-140
Power Supply
5 CN1 K-137
5 CN3 I-138
5 CN4 C-136
5 CN5 C-136
5 CN6 C-136
5 CN7 B-137
Connects Engine Control Board to the Laser Unit
Connects Engine Control Board to the Laser Unit
Connects Engine Control Board to
Not connected
Connects Engine Control Board to P/J44 of the Paper
Full Sensor (PS16), and to CN14 which connects to the
Defogger Fan Motor
Connects the Image Processor Board to the Fax Board
Connects the Image Processor Board to the ADF
Transport Motor
Connects the Image Processor Board to P/J 4 of the
Scanner Motor
Connects the Image Processor Board to P/J101 of
Relay Board 1
Connects the Image Processor Board to the Scanner
Connects the Image Processor Board to CN701 of the
Control Panel
Connects the Image Processor Board to CN6 of the
Power Supply
Connects the Image Processor Board to P/J1 of the
Engine Control Board
Connects the Fax Board to CN8 which connects to the
Speaker
Connects the Fax Board to CN4 on the Image
Processor Board
TEL (telephone jack)
LINE (telephone line) jack
Connects the High Voltage Board to P/J17 of the
Engine Control Board
Connects the High Voltage Board to the Power Supply
Fan Motor
Connects the Power Supply to the Main Power Switch
(SW1)
Connects the Power Supply to CN4 of the Fuser
Connects the Power Supply to the Front Door Switch
(SW1)
Connects the Power Supply to P/J2 of the Engine
Control Board
Connects the Power Supply to P/9 of the Image
Processor Board
Connects the Power Supply to P/3 of the Engine
Control Board
Wiring
10-3