Dc Control Board - Samsung SCX-8030ND Series Service Manual

8.6 DC CONTROL BOARD

Wall
Con Front Cover S/W
CN2
SMPS 5V
5V1 1
GND 2
5V2 3
GND 4
5V3 5
GND 6
5V4 5V4 7 7
GND 8
5V5 9
GND 10
5VE 11
GND 12
N/C 13
SMPS
CN1
SMPS 24V
24V1 1
GND 2
24V2 3
GND 4
24V3 5
GND 6
24V4 7
GND 8
24V5 9
GND 10
24V6 11
GND GND 12 12
Service Manual
SCX-8030/8040 series
8.System Diagram
DC CONTROL PBA
JC39-01282A
CN6
COVER OPEN SWITCH
1 5VE 1
2 GND 2
JC39-01072A
CN2
SMPS 5V
1 5V1 1
2 GND 2
3 5V2 3
4 GND 4
5 5V3 5
6 GND 6
7 7 5V4 5V4 7 7
8 GND 8
9 5V5 9
10 GND 10
11 5VE 11
12 GND 12
13 N/C 13
5V VS1_L
5VS1_L 5
5 VS1_L
JC39-01071A
CN1
FET
SMPS 24V
1 24V1 1
2 GND 2
3 24V2 3
4 GND 4
5 24V3 5
6 GND 6
7 24V4 7
8 GND 8
9 24V5 9
10 GND 10
11 24V6 11
12 12 GND GND 12 12
8- 6
JC39-01281A
CN3
VIDEO Controller
1 24V4
2 GND
3 5V2
4 GND
5 5VS2_L
6 GND
7 5VS2_L
8 GND
FET
FET
FET
JC39-01280A
CN4
ENGINE Controller 5V
1 5V3
2 GND
3 5V4
4 GND
5 5 5V5 5V5
6 GND
7 5VE
8 GND
9 5VE_L
10 GND
5VS1_L
JC39-01094A
CN7
FET
FET
5VS1_L
1 EN_VIDEO
2 POWER_CON8
3 POWER_CON6
FET
FET
5VS1_L
JC39-01279A
FET CN5
ENGINE Controller 24V
1 24V1_L
2 GND
3 24V2_L
4 GND
5 24V3
6 GND
7 24V4
8 GND
9 24V5_L
10 GND
11 24V6_L
12 12 GND GND
DC CONTROL PBA
MAIN PBA
CN16
VIDEO Controller
1 1 24V4
2 2 GND
3 3 5V2
4 4 GND
5 5 5VS
6 6 GND
7 7 5VS
8 8 GND
CN21
ENGINE Controller 5V
1 1 5V3
2 2 GND
3 3 5V4
4 4 GND
5 5 5 5 5V5 5V5
6 6 GND
7 7 5VE
8 8 GND
9 9 5VE_L
10 10 GND
CN25
SMPS I/F(20 PIN)
3 18 EN_VIDEO
2 19 POWER_CON8
1 20 POWER_CON6
CN14
ENGINE Controller 24V
1 1 24V1_L
2 2 GND
3 3 24V2_L
4 4 GND
5 5 24V3
6 6 GND
7 7 24V4
8 8 GND
9 9 24V5_L
10 10 GND
11 11 24V6
12 12 12 12 GND GND
ENGINE PBA
SAMSUNG ELECTRONICS
Version 0.05