Block Diagram (3) - Sony KP-53XBR300 Service Manual

BLOCK DIAGRAM (7)
CN2103
L 1
R 3
F
TO A (1/2) BOARD
CN512
SPSW 5
F MUTE 6
C MUTE BUFFER
C MUTE 7
Q2105
S MUTE 8
FIX MUTE 9
A MUTE 10
ON POP OFF POP
Q2103 Q2104
+12V
CN2102
CLK 1
DATA 2
ENABLE 3
G
MSCL 5
MSCL
TO A (1/2) BOARD MSDA 6 MSDA
A PROT 7
CN510
CN2101
OFF MUTE 1
–19V 2 –19V
H –19V 3
+19V 7
TO G BOARD
+19V 8
CN6102
– 77 –
IC2105 IC2302
PROLOGIC DECODER L. R TONE CONTROL
OUT IN
72 LIN LOUT 2 17 L1 19 18
(L) (L)
OUT
IN
73 RIN ROUT 3 13 R1 9 7
(R) (R)
MSDA 29 SDA
MSCL SCL
30
L/R MUTE
Q2606, 2607
XIN 21
X2101
4MHz
XOUT 22
D2116 IC2303
C. S TONE CONTROL
DATA
15
16 SCK
OUT
IN
REQ COUT 5 17 C1 19 18
17
(C) (C)
OUT IN
SOUT 7 S1
13 9 7
(S) (S)
MSDA 29 SDA
MSCL SCL
30
+12VREG
+12V
I O
IC2104
+9VREG
I O +9V
IC2103
+15VREG
I O +15V
IC2102
S MUTE
Q2601, 2602
FIXED L
Q2101
FIXED R
Q2102
IC2601
L. R AMP
LOUT 27 7
4
8
ROUT 26 11
2
10
MUTE
5
5
3
IC2602
C AMP
6
1
COUT 27 7
5
3
SOUT 26
C MUTE
Q2603
Q2608 – 2610
IC2603
S AMP
7
4
8
11
2
10
MUTE
5
FIX MUTE BUFFER
Q2806
MUTE MUTE
Q2804 Q2803
IC2301
VAR OUT AMP
7
6
1
2
VAR MUTE BUFFER
Q2805
MUTE
MUTE
Q2801 Q2802
+12V
RY2601
C SP/SW1
Q2605
+9V
PROT
C SP/SW2
Q2604
K ( )
AUDIO AMP, TONE CONTROL,
PROLOGIC DECODER
KP–53-61XBR200–BD–P–M
– 78 –
CN2602
1 SP (L)
(L)
2 LE SPEAKER
4
RE
(R)
3 SP (R)
CN2601
1
TW L
(L)
2 LE TWEETERS
SPEAKER
3 TW R
(R)
4 RE
J2601
VAR L
AUDIO OUT
FIXED L
J2602
VAR R
AUDIO OUT
FIXED R
SPEAKER (C)
CN2603
1
SP (C) +
SPEAKER (C)
2
SP (C) –
TB2601
+
CENTER SP
– IN
TB2602
+
L
–
REAR SP
OUT
+
R
–