Schematic Diagram - Fm-Tuner Board; Printed Wiring Board - Power Button Board; Schematic Diagram - Power Button Board - Sony MHC-V77DW Service Manual

MHC-V77DW

6-36. SCHEMATIC DIAGRAM - FM-TUNER Board -

1 2 3
A
FM-TUNER BOARD
B
C
CN8901
9P
NC 9
>033S
A5V 8
LOUT 7
BENTEN-MOTHERBOARD
D
TUNER_OE 6
BOARD
ROUT 5
(5/11)
TUNER_GND 4
CN6402 TUNER_SDA_UCOM_RX 3
RDS_INT 2
(Page 43)
TUNER_SCL_UCOM_TX 1
E
F

6-37. PRINTED WIRING BOARD - POWER BUTTON Board -

• See page 30 for Circuit Boards Location.
1 2 3
A POWER BUTTON BOARD
(COMPONENT SIDE)
B
1
C
S3403
D
1-980-879-
MHC-V77DW
• See page 70 for IC Block Diagrams.
4 5 6 7
L8901
FB001
22nH
0uH
C8907
10u
5.5 3.3
C8908 C8910
4 3
4p
IC8901
MM3411A33URE
X8901
IC8901
12MHz
+3.3V REG.
C8901 C8904
1u
1u
1 2
R8908
0
0
R8901
10k
CL8901
15
CP1
CL8902 JL8901
14
R8910
IISD
CL8903 0
13
LRCK/LOUT
CL8904
1.6 12
BCLK/ROUT
CL8905 11
1.5
R8909
DA
CL8906 0
0
R8902
CL8907 22
CL8908
CL8909
C8909
0.0022u
•
: Uses unleaded solder.
4 5 6 7
POWER BUTTON BOARD
(CONDUCTOR SIDE)
Q001 Q002
E E
C002 C001
CL6706
CL6707
CL6705
CL6704
CL6703
11
(11)
1-980-879-
8 9 10
C8912
10p
4p
C8911
0.0022u
0.1 0.2 3.3 3.3
C8915
L8904
68p
68nH
1 0
FRF1
IC8902
2
RN5B701-0002 FRF2
C8914 L8903 R8905
3
IC8902 47p 68nH 100 D8901
GNDRF_3
BAV99-215
4 0
C8913 0.047u
FM RECEIVER CP2
5
GNDRF_5
3.3 3.3 3.3
R8907
10k
L8902
22nH

6-38. SCHEMATIC DIAGRAM - POWER BUTTON Board -

8 1
A
B
>055S
SENSOR BOARD
C
(1/3)
>012P
CN1007
SENSOR BOARD
(Page 52)
CN1007
(Page 51)
D
11
(11)
66 66
11 12 13 14
CN8902
2P
JL8903
1 GND ANTENNA
JL8904
FM
2 RF
JL8902
Note: IC8902 on the FM-TUNER board cannot exchange
with single. When this part on the FM-TUNER board is
damaged, exchange the entire mounted board.
2 3 4 5
POWER BUTTON BOARD
D3402
CL-165HR/HG5-D-T
R004 R002
150 330
CN3400 Q001
5P
DTC014YMT2L DTC014YMT2L
CL6706
LED DRIVER LED DRIVER
0.7 0.1
M+5.2V 5
CL6707
POWER_LED_RED 4
CL6705 0
POWER_LED_GREEN 3
C002
CL6704
DGND 2
0.1u
PWR-KEY 1
CL6703
S3403
1
15 16 17
6 7 8
Q002
4.7
C001
0.1u