Philips AZ3830/55 Service Manual page 11

CIRCUIT DIAGRAM - WMA BOARD
2K5@100MHz
CD_3V3 FB6
C28
100uF/6.3V
L7 100uH
C31
100uF/6.3V
Q1 BC817-25
3 2
3V3_CD
C35
47uF/6.3V
R44 2K7
C39 R49
0.1uF 8K2
V5
V1,V2 is input,v2,v3,v4 is output
3V3_CD 3V3_CD VB
STATUS
SE_SCL
SE_SDA
SE_RESET
SE_BLCK
SE_LRCK
SE_DATA
SE_EF
DAC_BLCK
DAC_LRCK
DAC_DATA
C51 3V3_CD
0.1uF
SE_CFLG
3V3_CDA
MOTOR2
R34
3K3 C26
0.1uF
R36
5K1
SL
3V3_CD
C29 C27
0.1uF 0.1uF
R38
3K9
FO
C30
3V3_CDA
2.2nF
C32 R40
0.1uF 3K9
RA
C34
2.2nF
3V3_CD
1V7
VREF
+
C36 R45 R46
0.1uF 2R2 10K
C40 0.1uF
R51 100R
V4
R63
60 1
SBSY LPWR
59 2
SFSY EXTF
58 3
SUB MONITOR
57 4
RCK SENSE
56 5
STATUS VSSA1
55 6
SILD IREF
54 7
RAB VDDA1
53 8
SCL VRFO
52 9
SDA D1
IC4
51 10
RESET D2
SAA7824HL
50 11
CLK12 D3
49 12
CLK16 D4
48 13
SCLK R1
47 14
WCLK R2
46 15
DATA CEQ
45 16
EF VDDA2
44 17
SCLI VSSA2
43 18
WCLI OSCO
42 19
SDI OSCIN
41 20
VDDD VSSA3
R70 18R
+ +
100uF/6.3V
changed form
R35
0R to 6k8
0R
R37
12K changed from
5k1to 12K
15
16
17
R39
18
changed from 6K8 to 2K1
6K8
19
20
21
R41
22
5K6 changed from
23
8K2 to 5k6 24
*
25
6V
26
27
28
L5
100uH/1A
Moto_VCC
C38
0.1uF
+
HOME_SW
C49 C42 C43
470uF/10V 0.1uF 0.1uF
LD
0R
3V3_CDA
R53 2R2 Q4 BC807-25
R263 0R MD R57 4K7
R65 24K
VCC1
VREF
B
A
C
D
F
E
3V3_CDA
R64 2R2
X1
+
C50
0.1uF VREF
C46 C47
100uF/6.3V 47nF
SE_CLK
R69
DAC_RP
1K
DAC_RN
DAC_LN
DAC_LP
SLE-
SLE+
MOT-
MOT+
IC3
14
OPIN- OPOUT
13
OPIN+ GND2
12
DO3.1 DO2.2
11
DO3.2 DO2.1
10
DI3.1 DI2.2
9
DI3.2 DI2.1
8
VCC1 GND1
7
VCC2 MUTE
6
VREF REO
5
DI4.1 REG
4
DI4.2 DI1.2
3
DO4.1 DI1.1
2
DO4.2 DO1.2
1
GND3 DO1.1
FOC+
FOC-
RAD-
RAD+
3V3_CDA
R58
2R2
V5
VREF
VCC1
+ +
FOC-
RAD-
RAD+
FOC+
MD
VR
LD
F
C
B
VR
A
D
E
VCC1
VREF
R66
0R
CN1
MOT+
6
MOT-
5
SLE+
4
SLE-
3
HOME_SW 2
1
ph6
HOME_SW
T308
MOT+
T309
MOT-
T310
T311 SLE+
T312 SLE-
V4
CN9-
KSM213C(SONY)/DA11(SANYO)
16
FCS-
15
TRK-(+)
14
TRK+(-)
13
FCS+
12
PD
11
VR
10
LD
9
GND
8
F
7
C
6
B
5
A
4
D
3
E
2
VCC
1
VREF