Tuner - Sony HBD-E780W Service Manual

HBD-E780W/E980W/E985W
Ver. 1.2
5-31. Placa de Circuito Impresso - Placa TUNER -
• See page 37 for Circuit Boards Location.
•
1
TUNER BOARD
JW113
C106
A
JW109
X101
(CHASSIS)
ET101 L101
JW104
CL103
20
CL102
C105
IC101
1
JW106
CN102
CL108
ANTENNA
R118
FL101
FM
COAXIAL
R107
75
B
CL122
C122
CL101
CL123
D101
CL121
5-32. Placa de Circuito Impresso - Placa TUNER -
1 2 3
TUNER BOARD
A
C123 C106
B
1 2200p
R123
100k
CL111
L101 X101
10uH 32.768kHz
CL103
C
31
20 19 18 17 16 15 14 13
CN102
5P
ANTENNA
FM COAXIAL
D 75
CL101
1 2 3 4 5 6 7 8
C122
0.1
FL101
I O
BPF
D101
MC2837 G
R118 C107
100 0.047
E
CL102 CL104
HBD-E780W/E980W/E985W
: Uses unleaded solder.
2 3
R123
CL106
C123
CL111
JW107
JW102 R125
11
IC104 R112 CL113
C108
2 1
C110
3 4 R108
CL104
10
C111
CL110
CL109
R122
CL120
R120
CL107
JR101
CN101 R124
7 1
2
6
CL117
CL119 1-883-018-
MB-141 BOARD
J
CN5909
(Page 38)
• See page 63 for IC Block Diagrams.
4 5 6 7
C111
1
IC B/D R108
1k
IC104
+3.3V REGULATOR
IC104
MM3404A33URE
5 5
1 CE Vdd 4
3.3
2 GND Vout 3
R125 R120
0 100
IC B/D
12 11
IC101
FM RECEIVER
IC101
RS5B700-0001E2 (US, CND, AUS, EA, SP, TW, TH)
RS5B700-0002E2 (AEP, IT, UK)
9 10
R124
100
CL116
CL117
C105 C110 C108 C109 R101 R105
CL118
180p 100 680p 10k 22
1
10V
CL119
CL120
R122
R107
100
100
CL121
CL105 CL122
R106
22
• Waveforms
– MB-141 Board –
IC5907 6 (SCKI)
1
4
40.8 ns
1 V/DIV, 20 ns/DIV
IC5907 7 (LRCK)
2
20.8 s
1 V/DIV, 10 s/DIV
IC5907 8 (BCK)
3
11
(11)
326 ns
1 V/DIV, 100 ns/DIV
4 IC6201 qd (Xout)
8 9
ET101
(CHASSIS)
126 ns
1 V/DIV, 50 ns/DIV
CN101
7P
1 R-CH
2 A5V J
3 L-CH
4 AGND MB-141
BOARD
5 I2C_DATA
(8/12)
6 RDS CN5909
(Page 47)
7 I2C_CLK
62 62
– AMP Board –
IC3010 rk (XFSOIN)
wa
4 Vp-p
1.8 Vp-p
20.4 ns
1 V/DIV, 10 ns/DIV
3.4 Vp-p
– TUNER Board –
IC101 ql (X2)
ea
3.3 Vp-p 0.4 Vp-p
30.4 s
200 mV/DIV, 10 s/DIV
2.6 Vp-p