Service manual

HT-X1
6 – 21
Figure 6-21 DVD PWB UNIT (4/7)
1 2 3 4
4321
D
C
B
A
S/W0
FR0
FL0
R1
681(1%)
+
C112
open
R3
412(1%)
R66 33
C17
0.1
C18
0.1
C19
0.1
C85
470PF
+
C98
10uF/16V
+
C2
100uF/16V
IN
3
OUT
2
ADJ
1
OUT
4
Q1
AMS1117
C20
0.1
R4
412(1%)
R7 33
C21
0.1
C22
0.1
R5
330(1%)
R8 33
+
C99 10uF/16V
R35
3.3 (0805)
+C3
100uF/16V
C23
0.1
C24
0.1
+
C4
100uF/16V
R36
249(1%)
L1
FB(0805)
+
C120 220uF/16V
+
C100
10uF/16V
+
C6
100uF/16V
+
C121 220uF/16V
C25
0.1
R72 33
R10 33
R11 33
R12 33
R2
681(1%)
DVDD
1
DGND
11
LATCH/12S
12
SCLK/IWL
13
SDIN/DM0
14
MUTE
9
MODE
8
LRCLK2
10
MCLK
2
BCLK
3
LRCLK
4
DIN0
5
DIN1
6
DIN2
7
AVDD1
15
AVDD2
28
AGND1
20
AGND2
24
GR0
26
GR1
22
GR2
18
OUT0R
27
OUT0L
25
OUT1R
23
OUT1L
21
OUT2R
19
OUT2L
17
CAP
16
U1
WM8746
R13 33
+
C101 10uF/16V
+
C7
100uF/16V
C26
0.1
IN
3
OUT
2
ADJ
1
OUT
4
Q2
AMS1117
IN
3
OUT
2
ADJ
1
OUT
4
Q3
AMS1117
+
C102
10uF/16V
C27
0.1
+
C122
220uF/16V
+
C8 100uF/16V
+
C103 10uF/16V
VCC
VCCA
VCC33
VCC
VCC20
GND
GND GND
GND
GND
GNDA
VCCA
VCC
GNDA
GND
VD33D
PLL33V
RFGND
RF33V
PLLGND
GNDA
VCC
GND
GND
GND
VCC
TSD2
TSD1
TSD0
TWS
TBCK
MCLK
3.3V REGUALTOR
(EZ1085)
6-CHANNEL AUDIO OUT
24C01
VCC1
GND
SVCC1
RFGND
VCCA1
SVCC
1
2
3
4
5
6
7
8
9
J1
CNW501
P6-5 1-C
FROM
MAIN PWB
FL
FR
L3
FB(0805)
VCC
+
C9
100uF/16V
L4
FB(0805)
C29
0.1
VCCV
GNDV
VCC1
L5
FB(0805)
SVCC
L6 FB(0805) VCCA
LCS1#
LCS1#
DAC_MD
DAC_MC
ML1196
R73 0
GND
GNDV
R38 0(0805)
R39 0(0805)
RFGND
GND
MGND
1
2
3
4
5
6
7
J2
CNS502
P6-6 7-A
FROM
MAIN PWB
GNDA2
D3
1N4001
D4
1N4001
+
C12
100uF/16V
GND
+
C123
220uF/16V
SVCC
R74 OPEN
L21
10uH
C34
0.1
R49
3R3
+
C14
100uF/16V
L7
FB(0805)
C35
0.1
+
C124
220uF/16V
L8
FB(0805)
C36
0.1
RF50V
MVCC
RFGND
MGND
SVCC
C37
0.1
R180
0(0805)
MVCC1
R182
OPEN
+
C32 10uF/16V
+
C110 10uF/16V
RS0
+
C111 10uF/16V
LS0
LS
CENTER0
RS
CENTER
S/W
RSD
SCKI
5
BCKIN
6
LRCIN
7
DOUT
8
VINR
2
VINL
1
FMT
10
BYPAS
9
VREF1
14
VDD
4
AGND
12
VCC
11
GND
3
VREF2
13
U4
AD1181
+
C31
10uF/16V
+
C33
10uF/16V
+
C104
10uF/16V
+
C105
10uF/16V
R44 33
R45 3
R47 OPEN
R
5
C109
47PF
R
5
5
C114
47PF
GND
GNDA
GND
GNDA
GNDA
RSD
KH 2-CHANNEL AUDIO ADC
R48 OPEN
R55 10K
C125
0.1
+
C106
10uF/16V
VCCA
GNDA
C11
0.1
GND
GNDA
S
PD
R91
10
C126
22
GNDA
R92
10
R93
10
R94
10
R95
10
R96
10
C127
22
C128
22
C129
22
C130
22
C131
22
FL
FR
LS
RS
CENTER
S/W
TBCK1
TWS1
TBCK1
TWS1
MCLK1
MCLK1
G
MUTE
R6 0
RWS
RBCK
R57 0
R58 0
C1
2200
GNDV
GND
R59 10K
R62 10K
R64 10K
R65 10K
R67 10K
R68 10K
GND
C5
2200
D11 RLS4148
D12
RLS4148
GNDA
C107
2200
RFGND
D13 RLS4148
D14 open