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HCD-ZX70DVD
26
26
67
66
70
69
65
68
INPUT SELECT
33 32 34
30
63
62
64
60
61
53
52
42
41
37
72
80
99
74
76
77
22 23 24
8
7
6
9
3
1
17
16
15
26
27
MIC
MIC VOL
RV1601
VIDEO (AUDIO) IN
MD IN
L
R
L
R
J1601
MIC AMP
IC1601 (1/2)
MIC AMP
IC1601 (2/2)
MUTING
Q603, 616
MUTING
Q601, 618
MUTING
Q607, 613
INPUT
AUTO-BALANCE
DELAY
VOLUME
MODIFIED
BNR
TRIMMER,
VOLUME
TRIMMER,
VOLUME
PSEUDO
STEREO
NOISE
SEQUENCER
TRIMMER,
VOLUME
TONE CONTROL,
SOUND EFFECT
VOLUME
CONTROL
MUTING
Q102
LINE AMP
IC203 (1/2)
MUTING
Q130
MUTING
Q203
MUTING
Q202
LINE AMP
IC203 (2/2)
LINE AMP
IC204
WOOFER
OUT
L+R
2
L–R
MUTING
Q608, 612
MUTING
Q605, 611
CPU
INTERFACE
CPU
INTERFACE
LOW-PASS
FILTER
IC602
SOUND
CONTROL
CIRCUIT
LOW-PASS
FILTER
IC601
LOW-PASS
FILTER
IC604 (1/2)
LOW-PASS
FILTER
IC603
MUTING
CONTROL
Q609, 610
LOW-PASS
FILTER
IC604 (2/2)
MD OUT
L
R
J101 (1/2)
R-CH
R-CH
AUDIOL
PB-L
ST-L
AUDIOLT
DATA
LATCH
CLK
DATA
REQ
SCK
DATA
LATCH
CLK
SO2-DATA
SO2-LAT
SO2-CLK
PL-DATA
PL-LAT
PL-CLK
SPEANA
AUDIOLFE
AUDIOC
AUDIOLS
AMUTE
MAMUTE
BUSM
ZFL, ZFLS, ZFC,
ZFLFE, ZFLT
D601
D603
ZFLT
ZFL
IND2
INE2
INA2
INB2
INF2
INC2
COMMAND
COMMAND
D607
ZFLFE
D608
D605
ZFC
05
ZFLS
MIC IN
+
+
R-CH
L+R
OUT
KEY
IN2
DPL IN2
R-CH
DOLBY SURROUD
PRO LOGIC
PROCESSOR
IC201
SLIN
CIN
LTIN
SWIN
VRSW IN
R-CH
R-CH
SELECTOR
CENTER
MODE
CONTROL
10KBIT S-RAM
LOGIC
CIRCUIT
ADAPTIVE
MATRIX
R-CH
PS
RIN
PS
LIN
DSEL
OUT
DIN
L
C
R
SW
OUT
SWVOL
IN
S
GRAPHIC
EQUALIZER
CONTROL
CIRCUIT
J101 (2/2)
R-CH
INPUT SELECT SWITCH,
GREPHIC EQUALIZER,
ELECTRICAL VOLUME
IC101
REC
B2
REC
A2
F3
B2
TC
IN2
SEFF
OUT2
VOL
IN2
BASS BOOST
CONROL
CIRCUIT
+
39, 40
BUF
OUT2
MIC
REC-L
L IN
SW
OUT2
R-CH
R-CH
R-CH
BB B2,
BB A2
FEED
BACK
FEED BACK SWITCH
Q101
J102
MUTING
CONTROL
Q183
MUTING
CONTROL
Q181, 182
MUTING
CONTROL
Q184
C
SL
R-CH
D182
D181
D184
RESET
42
40
4
5
10
11
DVOL
OUT
R-CH
LOUT
CVOL OUT
SLVOL OUT
SLVOL
IN
CVOL
IN
BNR
IN
+
SWVOL OUT
50
51
30
34
54
33
32
31
41
46
35
53
52
56
57
58
59
62
55
C
OUT
SL
OUT
42 41 40
44 45 43
33
SYSTEM CONTROLLER
IC401 (2/4)
36
26
25
24
35
28
61
60
LINE MUTE
FRONT-RY
STK-MUTE
PROTECT
HEAD-PHONE
SORROUND RELAY
FRONT RY
SURROUND RY
RY SW
FRONT RY,
SURROUND RY, RY SW
SP PROTECT
STK MUTE
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44
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OVER DVD
• SIGNAL PATH
• R-ch is omitted due to same as L-ch.
: TAPE (PLAY)
: DVD/CD PLAY (AUDIO)
: MIC
: TAPE (REC)
: TUNER
6-6.
BLOCK DIAGRAM – MAIN Section (1/2) –
Summary of Contents for HCD-ZX70DVD
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