Philips MBD7020/12 Service Manual page 51

Decoder Board -- Circuit Diagram 9
VCC MVCC
FB902 BLM21P
BEAD/SMD/0805
C928
0.1uF/10V
M
M12V
+12V
L901 10uH
BEAD/SMD/0805
C925
C926 C927
10uF/16V/X5R
4.7uF/16V 0.1uF/16V
C0805/SMD
C0805B
M
A+ LOAD_B+
8
TP914
A- LOAD_B-
7
TP915
B- LOAD_A+
6
TP916
B+ LOAD_A-
5
TP917
U
4
TP918
V
3
TP919
W
2
TP920
R914 0 COMMON
1
R0603/SMD
HA901
FFC8
MVCC
A3.3V
R932 1K
R933 1K/NC
R944 R934 1K
4.7K/NC R935 1K/NC
R942 1K
FE_GND R943 1K/NC
GAINSW2
GAINSW2
MVCC
R945 F M S O 4
4.7K/NC F M S O 3
A3.3V
R946
R947
GIO9 R949
FE_GND
R948
R2A30209SP-W02Z
SSOP42/SMD
DMSO
1
SPIN
FMSO
2
SL1IN
FMSO2
3
SL2IN
R907 8.2K
4
SPLIN
R0603/SMD
5
M12V
VM2
A+
6
SL2+
C913 7
GND
A-
8
10uF/16V SL2-
B+
9
C0805/SMD SL1+
B-
10
SL1-
11
GND
U
12
U
V
M 13
V
W
14
W
R909 NC
15
ACTFLG
R0603/SMD COMMON
16
COMMON
17
TEST
R910 10K
18
SLLIM
R0603/SMD FG
19
FG FG
MUTE1
20
EN1
MUTE2 21
EN2
M12V
C912 C911
10uF/16V 10uF/16V
C0805/SMD C0805/SMD
M
B+
B- U
A- V
A+ W
C902 C903 C904 C905 C922
0.1uF/16V 0.1uF/16V 0.1uF/16V 0.1uF/16V 0.1uF/16V
M
U901
1 30
TP907
LED0 Latch_RSOUT
2 29
TP905 Latch_SET Latch_XRSOUT
3 28
TP903 Latch_CLR CSWI
4 27
SWR_SEQ1 CSWO
5 26
SWR_SEQ2 TEST1
6 25
SWR_OUTSEL/XMUTE FB3P3V
7 24
STEP_ENA REG3P3V
F M S O _ 4
8 23
STP1_IN PGND_SW
F M S O _ 3
9 22
STP2_IN REG1PxV
1K
10 21
XLEDON P5V_SW
11 20
CSWON FB1PxV
33K COA-
12 19
COLLIENDZ STP2-
0/NC COA+
13 18
XRESET STP2+
COB-
14 17
MVCC
A5V STP1-
COB+
15 16
AGND STP1+
C931
33K
10uF
TPC1391G4
FE_GND
PDSO30/SMD/P0.5/TPIC1391DBTRG4
FE_GND
12-19
U900
V14REF
42
REF
TRAYPWM
41
LOIN
FOSO
40 C917
FOIN
TRSO
39
TOIN 0.1uF/6.3V
TLSO
38
TLIN
TL- FOC1-
37
TP910
TL-
TL+ FOC1+
36
TP911
TL+
FO- FOC2-
35 M
TP912
FO-
FO+ FOC2+
34
TP913
FO+
33
GND
32
5VCC
TR+ C920 C908 C910
31
TR+
TO+
TR-
30
TO- TR-
0.1uF/10V 10uF/10V/NC 10uF/10V/NC
29
GND
LOAD- C0805/SMD C0805/SMD
28
LO-
LOAD+
27 M
LO+
26 R921 0
VM3
ACTRST C915 R0805/SMD
25
ACTRST
R920 0/NC
24
STTH
4.7uF/16V R0805/SMD
23
SPGS
22 C0805B
VM1
M
M
C914 C919
10uF/16V
C0805/SMD 0.1uF/16V
MVCC
M
TRAYIN#
C923 C900
R915
0.1uF/16V 0.1uF/16V
LOAD+ R917
LOAD- R916
R918
M
TP904
TP906
TP901
TP902
MVCC
TP908
R938 0/NC
TP909
R937 0
FE_GND
R936 0 CO_A-
COA-
R939 0 CO_A+
COA+
R940 0 CO_B-
COB-
R941 0 CO_B+
COB+
MOTOR DRIVER
GAINSW2
MUTE2
MUTE1
TRAYPWM
DMSO
FOSO
TRSO
FMSO
C916
FMSO2
4.7uF/6.3V
FMSO3
C0603/SMD
FMSO4
TRAYIN#
M
MVCC
GIO9
C909
+ CE901 FG
10uF/10V/NC
220uF/16V
C0805/SMD V14REF
M12V
OPU
M
MVCC
CO_B-
CO_B+
CO_A+
CO_A-
FOC1-
FOC1+
FOC2-
FOC2+
0/NC
0
0
0/NC
C929
C901 C930
0.1uF/16V/NC
0.1uF/16V/NC 0.1uF/16V/NC
M M M M
12-19
GAINSW2 (10)
MUTE2 (10)
MUTE1 (10)
TRAYPWM (10)
DMSO (10)
FOSO (10)
TRSO (10)
TLSO
TLSO (10)
FMSO (10)
FMSO2 (10)
FMSO3 (10)
FMSO4 (10)
TRAYIN# (10)
GIO9 (10)
FG (10)
V14REF (10)
CO_B- (10)
CO_B+ (10)
CO_A+ (10)
CO_A- (10)
TR+
TR+ (10)
TR-
TR- (10)
FOC1- (10)
FOC1+ (10)
FOC2- (10)
FOC2+ (10)
1
2
3
4
J900
CON2.0-4
5x1 W/HOUSING