Samsung ML-7000P Service Manual page 11

5-4-2. Joint Board Connector Pin Assignment
CONNECTOR PIN-NO
1,2,4
3
5
6
7
CN501 8,10
JOINT BOARD 9
INTERFACE 11
12,14
13
15
16,18
17
1
2
3
CN502
4
SCF
5
INTERFACE
6
7
8
CN503 1
MP_CLUTCH 2
CN504 1
Q_LAMP 2
1
CN505
2
MP_SENSOR
3
1
CN506
2
TONER
3
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DESCRIPTION
+5V
MP_CLUTCH
Q_LAMP
+5Vs
SCF_READY
+24VS2
STS_SCF
MP_PAPER
AGND
TONER
CMD_SCF
DGND
OPT_CLK
+5V
AGND
+24V
STS_SCF
CMD_SCF
OPT_CLK
SCF_READY
DGND
+24V
MP_CLUTCH
+5V
Q_LAMP
MP_SENSOR
DGND
+5V
+5V
TONER
AGND
IDLE ACTIVE
+5V +5V
L 0.7V
L 0.7V
+5V +5V
H L
+24V +24V
PULSE PULSE
H L
AGND AGND
H L
PULSE PULSE
DGND DGND
PULSE PULSE
+5V +5V
AGND AGND
+24V +24V
PULSE PULSE
PULSE PULSE
PULSE PULSE
H L
DGND DGND
+24V +24V
+24V L
+5V +5V
+5V L
H L
DGND DGND
+5V +5V
+5V +5V
H L
AGND AGND
IN/OUT
-
O
O
-
I
-
I
O
-
I
O
-
O
-
-
-
O
I
I
O
-
-
O
-
O
I
-
-
-
O
-