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Block Diagram (3) - Sony KF-42WE610K Service Manual

Lcd projection tv sony kf-42we610k/ kf-50we610k/ kf-60we610k.
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BLOCK DIAGRAM (3)

CN4702
SUR-L
8
SUR-R
6
L CH_OUT
10
R CH_OUT
12
SP-MUTE
13
SP-DC-DET
14
D
AU-17V
15
GND
16
GND
17
To A(2/2) BOARD
AU+17V
18
CN8903
CLK
4
SDA
3
SET 9V
1
+9V
IC4701
SURROUND PROCESSOR
LIN
64
FLIN
BBE/
62
RIN
TONE
63
FRIN
61
RLIN
BBE/
60
TONE
RRIN
59
CIN
58
SWIN
57
BUFFER
I
2
C
BUS I/F
BUFFER
28
22 23
+9V
IC4703
+12V REG.
I
O
+12V
+17V
IC4705
-12V REG.
I
O
-12V
-17V
OUTA
16
OUTB
36
LFINB
35
LFINA
17
IC4702
LPF
LFONA
Q4712
18
3
1
BUFFER
Q4710
LPF
LFOUTB
Q4713
34
5
7
BUFFER
Q4711
LPF
Q4702,4703
MUTE
Q4701
Q4704
+17V
INITIALMUTE
– 91 –
KF-42WE610K/50WE610K/60WE610K
K
RM-Y913K
IC4704
POWER AMP
CN4703
H-R IN
H-R OUT
7
4
3
H-L(+)
(L)
4
H-L(-)
H-R IN
H-R OUT
11
2
1
H-R(+)
(R)
2
H-R(-)
+17V
+VS
3
5
MUTE
H-L -VS
6
-17V
Q4706,4707,4708
DC LEVEL DETECT
Q4709
D4707
D4705
(SPEED UP)
Q4705
AU
( AUDIO AMP )
RM-Y913K
RM-Y913K

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Kf-60we610kKf-50we610k

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