Xerox Phaser 7400

Wiring Diagrams 10-37
LED Heads
Engine Control Board LED Head
Relay Board
KK
1
2
3
4
5
Black LED Head
P/J363
KTCLK+
KTCLK-
KTB+
KTB-
KTA+
KTA-
SEALD
DES_PDWN
K_S0
GND
YTCLK+
YTCLK-
YTB+
YTB-
YTA+
YTA-
SEALD
DES_PDWN
Y_S0
GND
MTCLK+
MTCLK-
MTB+
MTB-
MTA+
MTA-
SEALD
DES_PDWN
M_S0
GND
CTCLK+
CTCLK-
CTB+
CTB-
CTA+
CTA-
SEALD
DES_PDWN
C_S0
GND
P/J353
1
2
3
4
1
2
3
4
KPOW2
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
YY
1
2
3
4
5
Yellow LED Head
P/J362 P/J352
1
2
3
4
1
2
3
4
YPOW2
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
MM
Magenta
LED Head
P/J361 P/J351
1
2
3
4
1
2
3
4
MPOW2
CC
Cyan LED Head
P/J360
2
1
1
2
P/J 350
1
2
3
4
1
2
3
4
CPOW2
POWER
+5VDC
GND
GND
GND
+5VDC
+5VDC
GND
GND
+5VDC
+5VDC
GND
GND
+5VDC
+5VDC
GND
GND
+5VDC
+5VDC
s7400-380
LVPS
CN1
+5V