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6-5
A
Main Board Circuit Diagram:POWER SOURCE
MOTOR
POWER
MVCC
VCC
FB902
FB10/2A
1
M12V
C928
0.1uF/25V
4.7uF/16V/Y5V
M
separate this 12V_P trace and other 12V_P
element(audio OP,VCC_BD_LD) from the
power source connector
12V_P
M12V
FB901
FB10/2A
+
C926
C927
CE902
4.7uF/16V
0.1uF/25V
470uF/16V
M
Must to put these test pad
on the top side
MVCC
A3.3V
U902
PIN7:
GAINSW2 (GAINSW)
1
LED0
R772
MVCC
2
Latch_SET
2
4.7K
3
Latch_CLR
R754
1K
4
SWR_SEQ1
R757
1K
5
GAINSW2
SWR_SEQ2
R758
1K
6
SWR_OUTSEL/XMUTE
GAINSW2
7
MVCC
STEP_ENA
R773
FMSO4
R765
0
A3.3V
8
STP1_IN
FMSO3
R766
0
4.7K
9
STP2_IN
R760
1K
10
XLEDON
PIN12:
11
CSWON
GIO5 (VDAC0)
R761
33K
12
COLLIENDZ
13
FE_GND
GIO9
XRESET
14
MVCC
A5V
R762
0/NC
15
AGND
R764
33K
TPC1391G4
FE_GND
8
A+
LOAD_B+
B+
8
A-
LOAD_B-
A+
B-
7
7
B-
LOAD_A+
A-
A-
6
6
5
B+
LOAD_A-
B-
A+
5
U
B+
4
4
C902
V
U
3
3
100pF/50V/NP0
2
W
V
2
R914
0
COMMON
W
1
1
HA900
COMMON
8pin/1.0mm
3
4
A
B
U900
DMSO
V14REF
1
42
SPIN
REF
FMSO
TRAYPWM
2
41
SL1IN
LOIN
FMSO2
3
40
FOSO
SL2IN
FOIN
TRSO
R907
8.2K
4
39
SPLIN
TOIN
TLSO
5
38
VM2
TLIN
A+
6
37
TL-
FOC1-
SL2+
TL-
C921
TL+
FOC1+
FOC1-
C913
7
36
GND
TL+
A-
FO-
FOC2-
FOC1+
Must to put these test pad
8
35
SL2-
FO-
0.1uF/16V
B+
9
34
FO+
FOC2+
FOC2-
on the top side
SL1+
FO+
B-
FOC2+
10
33
SL1-
GND
11
32
GND
5VCC
U
12
31
TR+
C908
U
TO+
V
TR-
TR+
C920
M
13
30
V
TO-
0.1uF/25V
W
TR-
10uF/10V/NC
14
29
W
GND
R909
NC
15
28
LOAD-
0805-C
ACTFLG
LO-
0603-R
COMMON
LOAD+
16
27
M
COMMON
LO+
R921
17
26
TEST
VM3
R910
C918
C915
10K
18
25
ACTRST
SLLIM
ACTRST
FG
R920
19
24
FG
STTH
FG
MUTE1
0.1uF/25V
4.7uF/16V
20
23
EN1
SPGS
MUTE2
21
22
EN2
VM1
M
M
M12V
R2A30209SP-W02Z
SSOP42/SMD
C912
C911
C914
C919
4.7uF/16V
4.7uF/16V
4.7uF/16V
0.1uF/25V
MVCC
M
M
COLLIMATOR
DRIVER
C924
FE_GND
2.2uF/16V
30
Latch_RSOUT
29
Latch_XRSOUT
28
CSWI
27
Trayout#
CSWO
26
TRAYIN#
FE_GND/M_GND can depend on
TEST1
25
FB3P3V
PCB layout
24
LOAD+
REG3P3V
23
LOAD-
PGND_SW
Must to put these test pad
22
REG1PxV
21
on the top side
P5V_SW
20
FB1PxV
CO_A-
19
STP2-
18
CO_A+
COA+1
STP2+
CO_B-
COA-1
17
STP1-
CO_B+
COB-1
16
STP1+
Default ASA:
COB+1
Nidec:
FE_GND
SLED &
SPINDER
U
V
W
C903
C904
C905
C922
C923
C900
100pF/50V/NP0
100pF/50V/NP0
100pF/50V/NP0
100pF/50V/NP0
100pF/50V/NP0
100pF/50V/NP0
PART
M
M
CODE:900~999
B
C
MOTOR DRIVER
MOTOR
GAINSW2
MUTE2
DRIVER
MUTE1
TRAYPWM
TRAYPWM
Sensorless
DMSO
C916
C917
FOSO
0.1uF/25V
4.7uF/10V
TRSO
TLSO
M
M
FMSO
MVCC
FMSO2
FMSO3
FMSO4
C910
C909
TRAYIN#
+
TRAYIN#
10uF/10V/NC
10uF/10V/NC
CE901
TRAYOUT#
TRAYOUT#
0805-C
0805-C
220uF/16V
0
M12V
M
0/NC
FG
MVCC
FG
0805-R
V14REF
12V(FB703) for ASA loader;
V14REF
OPU
CO_B-
CO_B+
CO_A+
CO_A-
TR+
TR-
FOC1-
FOC1+
FOC2-
FOC2+
TRY
Trout#
L+
HA901
L-
GD3
4
4
3
3
R917
0
2
2
0
R916
1
1
C901
C929
C930
4PIN/2.0mm
100pF/50V/NP0
100pF/50V/NP0
100pF/50V/NP0
TRAY
M
M
M
M
GIO9
GIO9
VCC
VCC
C
6-5
D
GAINSW2 (10)
MUTE2
(10)
MUTE1
(10)
(10)
DMSO
(10)
FOSO
(10)
TRSO
(10)
TLSO
(10)
FMSO
(10)
FMSO2
(10)
FMSO3
(10)
FMSO4
(10)
(10)
(10)
(10)
(10)
CO_B-
(10)
CO_B+
(10)
CO_A+
(10)
CO_A-
(10)
TR+
(10)
TR-
(10)
FOC1-
(10)
FOC1+
(10)
FOC2-
(10)
FOC2+
(10)
D
E
1
2
3
4
E
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