7-1
Samsung Electronics
7. Connection Diagram
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
1
2
3
4
5
6
+24V_T
+24V GND
*PMOTOR
+3. 3V
EXT_CLK
*HSYNC
+5V
+5V GND
*LD_ON
VDO
+5V GND
LSU
POLYGON
MOTOR
LD DIODE
+5V
+5V 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
DISPLAY
PANEL
1
2
3
4
5
6
7
8
9
1
2
+5V
PTL
PT L LED ARRAY
1
2
+24V_T
+24V GND
THV PWM
*THV_EA
THV R E 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 STO R
+24V
+24VS
1
2
3
1
2
3
COVER
SW I T CH
+5V
*P EMPT Y
1
2
3
4
1
2
3
4
*FEED
+5V GND
SENSOR
BOARD
36
PI N
HO ST
COMPUTER
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
+5VGND
+5V
+5V GND
+5V
+5V GND
+5V
+24V GND
+24V
+24VS
+24V GND
+24V
+24V GND
+24V
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
+24VS
FA N
DEV_FUSE
*NEW_DEVE
*
EGMOT _ A1
EGM OT_PHA
*EGMOT_B1
EGMOT_PHB
4PI N
CONNECTO R
for
USB
USB CABLE
CN3
DCU
CN
1
+5V
DCU_DATA
1
2
3
4
1
2
3
4
DCU_CL K
+5V GND
Not Use d
ENGINE+ SMPS
B
Unification
’d
CLUTCH
SOL E-
NOID
CN1
DEV_ F US E
CN3
CN4
FAN
FUSER
CN502
ST E P -
PI NG
M
O
TO R
CN2
CN5
SPL
Main
Board