Samsung CLX-9201 Service Manual page 456

5. System Diagram
MAIN P BA
PICKUP_ REGI MOTOR CONN
9 1
2
8
7 3
4
6
BLDC MOTOR 5 5
6
4
3 7
2 8
9
1
1
3
PHOTO
2
2
INTERRUPTER
3
1
2
4
CLUTCH
1
5
2
CLUTCH 6
1
7
1
2
3
4
5
6
7
8
9
1
0
5-4
SCAN_MTR_MS1
PWM_ SCAN_MTR
CN28
1
SCAN_MTR_DIR SCAN I/F2
2
nEN_ SCAN_MTR
3
SCAN_MTR_PLS
4
PWM_ WHITE_ LED
5
nFLAT _COVER _OPEN 2
6
nFLAT _COVER _OPEN 1
7
nCCD_ HOME
8
nAPS _ SENSOR2
9
nAPS _ SENSOR1
10
nDETECT_ DADF
11
nDETECT_ PAPER _DADF
12
nSCAN_ READ
13
DADF_ TXD
14
DADF_ RXD
18
15
nRST_ DADF
19
16
DGND
20
17
DGND
21
DGND
22
DGND
23
DGND
24
3.3 VLP
25
DGND
26
5V1 _WRKSRC_SCAN
27
DGND
28
5V1 _LP
29
5V1 _LP
30
DGND
31
24 V4
32
24 V4
33
24 V4
34
24 V4
SCAN_MTR_MS2
CN7
FGCK1
HW1
HV1
HU1
DGND
3.3 V
W1
V1
U1
DADF P BA
CN13
SCAN READ /CLUTCH
5 V
DGND
NSENS _P _SCAN
24 V
PICKUP _CLUTCH
24 V
REGI_CLUTCH
CN2
DGND
MINICUBE2
nRESET
SOF 3_ DEBUG
3 .3V
SIF 3_ DEBUG
NSCKF3 _DEBU
G
HS_ DEBUG
FLMD1
FLMD0
-
SCAN_ MTR_ MS1
PWM_SCAN_ MTR CN1
17
SCAN_ MTR_ DIR MAIN I/F CONN
16
nEN _SCAN_ MTR
15
SCAN_ MTR_ PLS
14
PWM_WLED_ CTL
13
nFLAT _ COVER_ OPEN2
12
nFLAT _ COVER_ OPEN1
11
nCCD_HOME
10
nAPS _SENSOR 2
9
nAPS _SENSOR 1
8
nDADF_ DETECT
7
nPAPER _DETECT
6
nSCAN _READ
5
TXD_ DADF
4
RXD_ DADF
34
3
nRST _DADF
33
2
DGND
32
1
DGND
31
DGND
30
DGND
29
DGND
28
3 .3V
27
DGND
26
5 VS
25
DGND
24
5 V
23
5 V
22
DGND
21
24 V
20
24 V
19
24 V
18
24 V
SCAN_ MTR_ MS2
S CAN JOINT P BA
Copyright© 1995-2013 SAMSUNG. All rights reserved.
CN
2
LED
1 1
2 2
CN
3
LED
1 1
2
2
CN3
SCAN MOTOR
nB_SCAN_ MTR 1 6
24 V 2 5
SCAN MOTOR
B_ SCAN_MTR 3 4
(BIPOLAR STEP
A_ SCAN_MTR 4 3
24 V 5 2
nA_SCAN_ MTR 6 1
CN7
5 V 1
PAPER SIZE SENSOR
DGND 2
3
PHOTO
NSENS _P _LENGTH 1 3
2
INTERRUPTER
5 V 4 1
3
DGND 5
PHOTO
2
NSENS _P _LENGTH 2 6 INTERRUPTER
1
5 V 7 3
PHOTO
DGND 8 2
INTERRUPTER
NSENS _P _WIDTH1 9 1
3
5 V 10 PHOTO
2
DGND 11 INTERRUPTER
1
3
NSENS _P _WIDTH2 12
PHOTO
2
5 V 13
INTERRUPTER
DGND 14 1
NSENS _P _WIDTH3 15
CN6
5 V
PAPER DRIVING SENSOR 1
DGND 3
2 PHOTO
NSENS _P _REGI
2
3 INTERRUPTER
5 V 1
3
4
DGND PHOTO
5 2
COVER OPEN INTERRUPTER
6 1
3
5 V
PHOTO
7
2
DGND
INTERRUPTER
8
NDETECT_PAPER _DAD 1
9
F
CN8
EXIT IDLE SENSOR
5 V 1 3
PHOTO
DGND 2 2
INTERRUPTER
NSENS _EXIT _ IDLE 3 1
CN9
EXIT SENSOR
5 V 1 3
PHOTO
DGND 2 2
INTERRUPTER
NSENS _P _EXIT 3 1
CN10
EXIT SOLENOID
24 V 1 2
SOLENOID
PWM_EXIT _SOL 2 1
MOTOR)