Specifications

Schematic Diagram
Service Manual
10-14
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Samsung Electronics
Schematic Main(14/15)
COMPANY NAME
DOC CTRL CHK
45
MFG ENGR CHK
3 678
7
Address
City
FLAT MOTOR DRIVER
R&D CHK
A
8
12
E F
D E F
B
Drawn by
A3
1%
1%
1%
1%
1%
Size
Changed by Date Changed
14 of 15
B
Drawing Number
C D
A
1
Time Changed
Engineer
C
REV
FLAT_MOTOR
Sheet
QA CHK
23 6
1%
TITLE:
45
hkjung2 Wednesday, February 15, 2006
10:52:48 am
V0.3
GRENACHE MAIN
R19 0.33
R257 3.6K
DGND
3.3V
22K
DGND
R240
C297 330pF
330pF C301
C296
100pF
100pF
C275
22pFC272
R242 5.6K
4
C299 10nF
100nF C289
47uF C274
3.3V
50V
DGND
12KR245
DGND
R260 30K
220nF
C273
22KR237
220nF
C285
15
VBB2
22
VCP
10
VDD
20
VREG
C35 220nF
RC2
8
REF
17
RESET
1
SENSE1
14
SENSE2
SLEEP
27
SR
16 19
STEP VBB1
28 4
OUT1A OUT1B
25 11
OUT2A
18
OUT2B
PFD
5
21
PGND
6
RC1
9
AGND2
29
CP1
23 24
CP2
3
DIR
26
ENABLE
HOME
2
MS1
13 12
MS2
A3977SLP U1
7
AGND1
R264
19
STEP VBB1
28 15
VBB2
22
VCP
10
VDD
VREG
20
0.33
6
RC1
9
RC2
8
REF
17
RESET
1
SENSE1 SENSE2
14
SLEEP
27
SR
16
MS1
13 12
MS2
4
OUT1A OUT1B
25 11
OUT2A OUT2B
18
PFD
5
21
PGND
AGND1
7
29
AGND2
CP1
23 24
CP2
DIR
3
26
ENABLE
HOME
2
3.3V
A3977SLP U25
C302
22pF
30K
24VS
22pFC292
R33
C303 10nF
DGND
DGND DGND
C48 100nF
R88 R43 3.9K
R93
8.2K
3.6K
47K
R235
100 100R255
R238
C280 22pF
C25
220nF
R32
22K
22K
R31
8 22
VM_2
21
VPUMP
VREF_A
23 24
VREF_B
3.3V 3.3V
1
PHA1 PHB1
2
RS_A
16
RS_B
13
TGND1
29 30
TGND2
25
VCC
VM_1
4 5
IN_2 IN_3
6 3
IN_0
10
NC0
NC1
11
18
NC2
NC3
27
28
NC4
15
BC_1
19
20
BC_2
14
BOUT_1 BOUT_2
12
7
ENABLE_A ENABLE_B
9
GND
26
IN_1
U26
AN44060A
17
AOUT_1 AOUT_2
C290 100nF
100nFC49
100pF
C47
DGND
C23
4
100nF
C277 220nF
C278 1nF
R2361K
6.2K3K
R44 R45
220nF
C279
100nFC271
R230 0.33
11
10
56K
3.3V
56KR244
R233
2
24V
3
100pF
C287
24VS
1K
C308 47uF 50V
R258
C36 100pF
1nF
DGND
DGND
C340
33KR256
1KR34
C39 220nF
10K
10KR232
R231
10K
9
8
R259
1nF
DGND
C37
C291
R48 30K
100nF
0.33R63
DGND
DGND
3
3.3V
C288 100nF
2
3.3V
R49 1K
C28 220nF
3.3V
R239 33K
C11 330pF
3.3V
330pFC10
100nFC276
7
R47 1K
C46 1nF
C38 220nF
R269 0.33
100pFC22
C26 100nF
C293
DGND
1nF
30KR241
5045-04A
CN2-1
1
1KR263
1KR234
10KR243
C298 100nF
1KR42
R23 10K
22pF
C304
C263
47uF
100nF
C270
50V
35303-0750
1 6
CN26-1
5
220nFC281
0.33
nDUPLEX_JAM_SENSOR2
nDPX_MOTOR_DIR
R271
nFLAT_MOT_SLEEP
FLAT_MOT_PLS
FLAT_MOTOR_CURRENT
DUPLEX_MOTOR_B
DUPLEX_MOTOR_NB
FAN_DUPLEX
DUPLEX_MOTOR_A
DUPLEX_MOTOR_NA
nDUPLEX_JAM_SENSOR1
FLAT_MOT_DIR nFLAT_MOT_EN
nFLAT_MOT_MS1 nFLAT_MOT_MS2
nDUPLEX_MOTOR_SLEEP
nDUPLEX_MOTOR_EN
DUPLEX_MOTOR_A DUPLEX_MOTOR_NA
PWM_DUPLEX_MOTOR
DUPLEX_MOTOR_B DUPLEX_MOTOR_NB
EXIT_MOTOR_A EXIT_MOTOR_NA EXIT_MOTOR_B EXIT_MOTOR_NB
nEXIT_MOTOR_EN
nEXIT_MOTOR_CON
EXIT_MOTOR_PHA EXIT_MOTOR_PHB