Lexmark C78x User Manual

5-10 Service Manual
5061
J12
Option DRAM Socket
J13
Transfer HVPS
1 ITU_TX_ENA_OUT (active low)
2 ITU_TX_CUR_PWM_OUT
3 ITU_SERVO_IN
4 ITU_TX_PWM_OUT
5 CMY_TX_ENA_OUT (active low)
6 K_SERVO_IN
7 K_TX_PWM_OUT
8 C_SERVO_IN
9 C_TX_PWM_OUT
10 M_SERVO_IN
11 Y_TX_PWM_OUT
12 Y_SERVO_IN
13 M_TX_PWM_OUT
14 Ground
15 +24V_SWITCHED
16 N/C
J14
Cover open switch
(+24V dc switched)
1 +24V To Cover Open Switch
2 +24V dc Switched
J15
Fuser stepper motor/yellow BLDC
motor
1Y_ON_OUT
2 FUSER_ON_OUT (Fuser current I0)
3 +5V dc (Through fuse F8)
4 +5V dc (Through fuse F8)
5Y_DIR_OUT
6 FUSER_DIR_OUT (Fuser phase B)
7 +24V _Y_AND_FUSER (Through fuse F3)
8 +24V_Y_AND_FUSER (Through fuse F3)
9 Ground
10 Ground
11 Y_CLK_OUT
12 FUSER_CLK_OUT (Fuser Phase A)
13 Y_HALL_IN
14 FUSER_HALL_IN (Fuser Current I1)
15 N/C
16 Ground
See “System board” on page 5-7.
Connector Pin no. Signal

Lexmark C78x Specifications

General

Brand	Lexmark
Model	C78x
Category	Printer
Language	English