Samsung ML-1210, ML-1220, ML-1250 Wiring Diagram
Connection Diagram
7-1
Samsung Electronics
7. Connection Diagram
7-1. Connection Diagram(GDI)
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
1
2
3
4
5
6
+2 4V_ T
+2 4VGND
*PMOTOR
+3 .3V
EXT_CLK
*HSYNC
+5 V
+5 VGND
*LD_ON
VDO
+5 VGND
LSU
POL YGON
MOTOR
LD DIODE
+5 V
+5 V GND
LED_ERROR
LED_PAPER
LED_DATA
LED_TONER
*KEY_TONER
*KEY_CANCEL
*KEY_DEMO
1
2
3
4
5
6
7
8
9
LED
DISPLA Y
PANEL
1
2
3
4
5
6
7
8
9
1
2
+5 V
PTL
PTL LED ARR A Y
1
2
+24V_T
+24V GND
THVPWM
*THV_EA
THVRE A D
*MHVPWM
BI ASPW M
+5V
+5V GND
1
2
3
4
5
6
7
8
9
HVPS
1
2
3
4
5
6
7
8
9
THERM_A
THERM_B
1
2
1
2
THERMI S TOR
+24V
+24VS
1
2
3
1
2
3
COV ER
SWITCH
+5V
*PEMPTY
1
2
3
4
1
2
3
4
*FEED
+5V GND
SENSOR
BOARD
36
PI N
HOST
COM P UTER
IEEE1284
COMPATI ABLE
CABLE
J1
CN9
CN7
CN11
CN12
CN13
CN6
CN8
CN5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
SMPS
+5 VGND
+5 V
+5 V GND
+5 V
+5 VGND
+5 V
+2 4V GND
+2 4V
+2 4VS
+2 4V GND
+2 4V
+2 4V GND
+2 4V
EXIT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
FUSER ON
17
18
19
20
21
22
23
24
ENGINE
+2 4VS
FAN
DEV_FUSE
*NEW_DEVE
*
EGM O T _A1
EGMOT_PHA
*EGMOT_B1
EGMOT_PHB
4PI N
CONNÂECTO R
for
USB
USB CABLE
CN3
DCU
CN
1
+5V
DC U _DATA
1
2
3
4
1
2
3
4
DC U _CLK
+5V GND
Not Us ed
ENGINE+ SMPS
B
Unification
'd
CLUTCH
SOL E-
NOID
CN1
DEV_FUSE
CN3
CN4
FAN
FU S E R
CN502
STEP-
PING
M
O
TOR
CN2
CN5
GDI
Main
Board
Connection Diagram
7-2
Samsung Electronics
7-2. Connection Diagram(PCL)
1
2
3
4
5
6
7
8
9
10
11
+24V_SLEEP
+24V GND
*P
LREADY*
MOTOR
EXT_CLK
*HSYNC
+5V
+5V GND
*LD_ON
VDO
+5V GND
LSU
POL YGON
MOTOR
LD DIODE
+5V
+5V GND
KEY_TONER*
KEY_CANCEL*
KEY_DEMO*
1
2
3
4
5
6
7
8
9
LED
DISPLA Y
PANEL
1
2
3
4
5
6
7
8
9
+5V
PTL
PTL LED ARRA Y
1
2
+24V_SLEEP
+24V GND
THVPWM
*THV_EN
THVRE A D
*MHVPWM
BI ASPW M
+5V
+5V GND
HVPS
1
2
3
4
5
6
7
8
9
THERM_A
THERM_B
1
2
THERMI STOR
+24V
+24VS
1
2
3
COV ER
SWITCH
+5V
*PEMPTY
1
2
3
4
FEED_SENSOR*
+5V GND
SENSOR
BOARD
36
PI N
HOST
COM P UTER
IEEE1284
COMPATI ABLE
CABLE
J1
CN12
CN6
CN8
CN11
CN5
CN4
CN2
CN3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
SMPS
ENGINE
4PI N
CONNÂECTO R
for
USB
USBCABLE
CN7
DCU
CN
9
+5V
DC U _DATA
1
2
3
4
1
2
3
4
DC U_CLK
+5V G ND
Not Us e d
ENGINE+ SMPS
B
Unification
'd
SOL E-
NOID
CN1
DEV_FUSE
CN3
CN4
FAN
FU S E R
CN502
STEP-
PING
M
O
TOR
CN2
CN5
PCL
Main
Board
1
2
3
4
5
1
2
3
4
5
6
1
2
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
1
2
1
2
3
1
2
3
4
LED_ERROR
LED_PAPER
LED_DATA
LED_TONER
+5V GND
+5V
+5V GND
+5V
+5V GND
+5V
+24V GND
+24V
+24V GND
+24V
+24V GND
+24V
EXIT
+24VS
FUSER ON
+24VS
MOTOR B*
CLUTCH
MOTOR_PB
FAN
DEV_FUSE
MOTOR_A*
NEW_DVE*
MOTOR_PA
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