Lexmark C750 Service Manual - Page 320
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5060-00x See "Engine board" on page 5-7 Connector J4 VTB Fan Pin no. 1 2 3 4 J5 Options Conn. Trays 1 2 3 4 5 6 7 8 J7 Options Conn. Stacker 1 2 3 4 5 6 7 J8 Yellow Drive Motor Fuser Drive Motor 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Signal FAN2 Stall IN Ground FAN2 PWM Out +24 V dc Left Side +24 V dc (options) Ground RXD1_OPTS_IN Ground STAG_ENC +5 V dc (options) Ground -TXD1_OUT +24 V dc (options) Ground RXD1_OPTS_IN Ground +5 V dc (options) Ground -TXD1_OUT Y ON OUT FUSER ON OUT +5 V dc +5 V dc Y DIR OUT FUSER DIR OUT +24 V dc +24 V dc Ground Ground Y CLK OUT FUSER CLK OUT Y HALL IN FUSER HALL IN Y LOCK IN FUSER LOCK IN 5-8 Service Manual
5-8
Service Manual
5060-00
x
J4 VTB Fan
1
FAN2 Stall IN
2
Ground
3
FAN2 PWM Out
4
+24 V dc Left Side
J5 Options Conn. Trays
1
+24 V dc (options)
2
Ground
3
RXD1_OPTS_IN
4
Ground
5
STAG_ENC
6
+5 V dc (options)
7
Ground
8
-TXD1_OUT
J7 Options Conn. Stacker
1
+24 V dc (options)
2
Ground
3
RXD1_OPTS_IN
4
Ground
5
+5 V dc (options)
6
Ground
7
-TXD1_OUT
J8 Yellow Drive Motor
Fuser Drive Motor
1
Y ON OUT
2
FUSER ON OUT
3
+5 V dc
4
+5 V dc
5
Y DIR OUT
6
FUSER DIR OUT
7
+24 V dc
8
+24 V dc
9
Ground
10
Ground
11
Y CLK OUT
12
FUSER CLK OUT
13
Y HALL IN
14
FUSER HALL IN
15
Y LOCK IN
16
FUSER LOCK IN
See
“Engine board” on page 5-7
Connector
Pin no.
Signal