Panasonic SA-HT995EE, Service Manual, Page: 66 / 124

CLOCK DATA
56 55
RESET
12
X IN
15
X OUT
13
HOP DA
67
ASP CK
ASP DAT
83 84
VREF
98
JOG A
76 77
JOG B
RMT VCC VCC
AVCC
18 16 62 99
(REMOTE SENSOR)
Z6900
(VOLUME)
VR6800
SUB IN
MIC IN
79
97
C IN
82
81(80)
VCC
VEE
86
85
84(83)
96(95)
90(89)
92(91)
94(93)
88(87)
100(99)
H BASS7 H BASS8
64 65
31
48
47
1 2 3 4 11 10
6 5
OP IN 1
OP IN 2 OP OUT 2
FLVOL OUT
(FRVOL OUT)
FLF IN
(FRF IN)
SL OUT
(SR OUT)
FL OUT
(FR OUT)
C OUT
FRONT L (R)
CENTER
SUBWOOFER
OSC
SUBOUT
OP OUT 1
46
45
44
32
(39) (40)
SYSTEM CONTROL
IC2018
C2CBYY000294
15(20)
16(19)
17(18)
30(41)
28
X2001
X5500
10MHz
375KHz
X5501
415KHz
Q2003
RESET
+
_
7
3
2
SUBWOOFER PHASE
INVERTER
C0ABBB000230
C1BB00001098
ASP(INPUT SELECT/DIGITAL SOUND PROCESSOR/ELECTRONIC VOLUME/TONE)
(FRIN)
FL IN
(SR IN) SL IN
(INR1)
INL1
(INR2)
INL2
(INR3)
INL3
(INR4)
INL4
(INR5)
INL5
AUX
JK2001
SA-HT995EE BLOCK DIAGRAM
FLSEL OUT
(FRSEL OUT)
FLVOL IN
(FRVOL IN)
SLVOL IN
(SRVOL IN)
CVOL IN
SUBVOL IN
SLSEL OUT
(SRSEL OUT)
CSEL OUT
SUBSEL OUT 53 52
AMP
27 26
IC2102
VREF+
AMP
AMP
AMP
AMP
AMP
AMP
AMP
SWITCH
AMP
AGC
AMP
AMP
H BASS
MCU I/F
ASS
TONE
AMP
+B
-B
+B +B
+B
KA ENABLE
51
IC2600
SWITCH
C0JBAB000011
INVERTER (CLOCK GENERATOR)
IC5500
TV
JK2001
46
Q5500
Q5501
(36)
35
(37)
34
13
(22)
14
(21)
C0ABCB000052
OPERATIONAL AMP
IC2104, IC2205
C0JBAR000326
SWITCHING
IC2301
WIDE
SURROUND
CIRCUIT
Q2305,2306
BUFFER
WIDE SURR
43
Q2303, 2304
42
28
15
16
19
20
21
22
26
27
24 BIT AUDIO DIGITAL TO ANALOG CONVERTER
C0FBBK000050
DVD MIX L
DVD MIX R
DVD FL
DVD FR
DVD SL
DVD SR
DVD CNT
SUBW
QR8420
Q2006
MUTING
SCK SCK
MD
MC
MS
DATA1
DATA4
DATA3
DATA2
LRCK
MANAGER
CLOCK
SYSTEM
CLOCK
SYSTEM
ZERO DETECT
ZERO2
5
BCK SRCK
LRCK
AD OUT0
AD OUT1
AD OUT2
AD OUT3
MS
MC
MD
AMUTE
I/F
CONTROL
FUNCTION
I/F
INPUT
SERIAL
V OUT8
V OUT7
V OUT6
V OUT5
V OUT4
V OUT3
DAC
DAC
DAC
DAC
DAC
DAC
DAC
V OUT2
MODULATOR
DELTA-SIGMA
MULTI-LEVEL
ENHANCED
V OUT1
DAC
4
3
2
6
13
12
11
7
8
DVD MUTE
MUTING
CONTROLLER
FUNCTION
WITH
DIGITAL FILTER
OVERSAMPLING
4X/8X
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
OUTPUT AMP AND
IC8421
DVD-SUBW
77(76)
DVD CNT
DVD SL(SR)
DVD MIX L(R)
DVD FL(FR)
TUNER L(R)
EXTOUT L(R)
EXTOUT L(R) EXTOUT L(R)
RECOUT L(R)
24 23
+
_
+
_
MIC AMP
IC2204
C0ABBB000230
VR6081
JK6802
MIC
MIC SW
66 52 53 54
2
3
1 7
5
7
6
1
2
3
4
5
6
75
74
77
LPF
SRAM LOGIC
MCU
INTERFACE
SOURCE
SELECTOR
PHASE
SHIFTER
EQUALIZER
32 33 34
+
_
3
(5)
2(6)
KARAOKE AMP
IC2300
KA LIN
KA RIN
MIC IN
KA
LOUT
KA
ROUT
KA DAT KA CLK KA CS
KA DAT KA CLK KA CS
C0ABBB000230
1
(7)
KARAOKE PROCESSOR
IC2210
C1BB00001012
MIC LEVEL
64,65
62,63
SA-HT995EE
66