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SA-HT640WPL
IC2102
C1AB00002463
ASP(INPUT SELECT/DIGITAL SOUND PROCESSOR/ELECTRONIC VOLUME/TONE)
INL5
88(87)
(INR5)
INL4
(INR4)
90(89)
JK2001
INL3
AUX
92(91)
(INR3)
INL2
(INR2)
TUNER L(R)
94(93)
INL1
DVD MIX L(R)
96(95)
(INR1)
FL IN
DVD FL(FR)
84(83)
(FRIN)
85
-B
VEE
86
+B
VCC
81(80)
SL IN
(SR IN)
DVD CNT
82
C IN
DVD-SUBW
SUB IN
79
ASS
Q2307
MUTING
Q2308
MUTING
Q2309
Q2310
BUFFER
Z6900
VR6800
(REMOTE SENSOR)
(VOLUME)
VREF+
+B
+B
18
92
91
11
100
10
26
TONE
FLSEL OUT
13
14
FLVOL IN
(FRSEL OUT)
(22)
(21)
(FRVOL IN)
AMP
SLSEL OUT
(36)
(37)
SLVOL IN
(SRSEL OUT)
35
24
(SRVOL IN)
AMP
AMP
CSEL OUT
23
24
CVOL IN
AMP
SUBSEL OUT
53
52
SUBVOL IN
H BASS
AMP
AGC
MCU I/F
56
55
64
65
6
7
+
5
_
IC2105-(2)
C0ABCB000088
H BASS AMP
+B
D6906
Q6901
LED
DRIVE
83
49
50
65
FLVOL OUT
(FRVOL OUT)
15(20)
FLF IN
(FRF IN)
16(19)
SL OUT
(39)
(40)
(SR OUT)
30(41)
32
31
FL OUT
17(18)
(FR OUT)
28
26
27
C OUT
AMP
SUBOUT
48
AMP
46
47
OP IN 1
AMP
45
44
OP OUT 1
46
OP IN 2
OP OUT 2
AMP
IC5500
C0JBAB000011
INVERTER (CLOCK GENERATOR)
1
2
3
4
11
10
X5500
375KHz
5
6
SWITCH
X5501
415KHz
SWITCH
Q2003
X2001
RESET
+B
8MHz
12
13
33
IC2001
MN101C49GHG
SYSTEM CONTROL
6
IC2103
C0AABB000125
HEADPHONES AMP
(6)2
-
7(1)
(5)3
+
4
8
-B
+B
Q2201
Q2101
MUTING
MUTING
CONTROL
FRONT L (R)
CENTER
SUBWOOFER
OSC
50
SA-HT640WPL BLOCK DIAGRAM
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