Sony HCD-GNZ77D - Main Section Block Diagram

29 29
HCD-GNZ77D/GNZ88D
HCD-GNZ77D/GNZ88D
6-3. BLOCK DIAGRAM — MAIN SECTION —
57 FRONT
CENTER
SUBWOOFER
SURROUND L
FRONT L
DOWNMIX L
DVD/CD
Z0
TU–LCH
LINE
VIDEO
MIC
4
3
29 5VRSW
Z1
3
X0
23 12TONE L
1
SW CHANNEL
SELECT
28FRONT L
7MUSIC L+R
53L+R LIGHTING
26F/B
37FRONT R
GNZ88D
R–CH
R–CH
4Z
14X
5VOL1
6VOL2
7VO 3
29POOUT
15 MIC1P
16 MIC2P
21MCO
42TONE R
X1
13
Z–Z1
9
2
SURR CHANNEL
SELECT
X–X1
SL OUT
SW OUT
CENTER
SW OUT
FRONT L
ADC RESET
DBFB FEED BACK
11
88VACS IN
66IO EXP DATA OUT
68IO EXP RST
69IO EXP CLK
70IO EXP LAT
26D1
V
C
Y
YG
WIDE
CB/R
DSEL
INIT
NSP MUTE
SOFT MUTE
4LATCH
3CLK
2RESET
DATA
CLK
RST
DATA
LAT
LAT
CLK
RST
22VIDEO OUT SW
21VIDEO MUTE
24FAN CNT
22ADC RESET
8DO
6DI
7CL
9CE
1TUNED
R–CH
R–CH
FM 75Ω
COAXIAL
DIN
DOUT
CLK
CE
TUNED
ST A+9V
5LCH
3RCH
R–CH
4+9V
5
2
59
PB A
75
PB B
76
REC
17
CLK
34
DATA
35
CLK
84
DIN
37
DOUT
39
CLK
38
CE
ST
36
TUNED
40
DATA
83
DVD A MUTE
34
MIC DETECT
23
B SHUT
90
A SHUT
89
A HALF
63
B HALF
91
CY–IN
10
S1
25
C–IN
CVBS IN
2
P B /C B
P R /C R
Y
4
3
2
MUTE1
3
MUTE2
13
Y–IN
6
Y OUT
CYOUT
CB OUT
CR OUT
21
S–DC OUT
27
CVBSOUT
23
C OUT
26
20
18
16
CB–IN
12
I/P
9
CR/B
CR–IN
14
REC MUTE
7
REC BIAS
20
TC REALY
21
CAMP CNT
18
B TRIG
19
A TRIG
17
SM INIT
12
SM NSP MUTING
9
SM SOFT MUTING
10
1
SELECT
SWITCH
Q261
MUTE CONTROL
Q301,302
MUTE
Q175
MUTE CONTROL
Q110,111
MUTE
Q166
MUTE
Q285
MIC2
LEVLE
RV1401
ECHO AMP
IC1400
ECHO LEVEL
RV1401
MIC AMP
IC1401
MIC1
LEVLE
DVD/CD MUTE
CONTROL
Q307,308
RV1401
REC/PB AMP,
SOUND CONTROL
IC101
SIGNAL SELECT
IC205
MUTE
Q235
MUTE
Q236
MUTE
Q238
MUTE
Q237
SELECT
SWITCH
Q260
DBFB
FEED BACK
Q101
FAN
DETECT
Q580,582
FAN
CONTROL
Q584
FAN
DRIVE
Q585
AM
J501
J501
TU901
ANTENNA
TV/SAT IN
L
R
J1402
J1402
J1400
AUDIO
MIC 1
J1450
MIC 2
VIDEO
VIDEO
INPUT
L
R
D
AUDIO
SECTION
G
AUDIO
SECTION
B
VIDEO
SECTION
C
VIDEO
SECTION
F
AUDIO
SECTION
SCORE
VOICE
A
VIDEO
SECTION
E
AUDIO
SECTION
R-CH
PB
HEAD
HP901
BIAS OSC
Q112
T101
R-CH
ERASE
HEAD
REC/PB
HEAD
R-CH
BIAS+9V
MUTE CONTROL
Q107–109
HRPE901
(DECK B)
(DECK A)
TAPE
MECHANISM
DECK
BLOCK
B SHUT
A SHUT
A HALF
B HALF
REC(REV)
CAP M+
REC(FWD)
B TRGM+
A TRGM+
B TRG CONTROL
Q118,119
CAP CONTROL
Q120,121
A TRG CONTROL
Q122,123
UNREG+12V
FAN901
FAN DET
75 OHM DRIVER
IC1801
C
J1902 (2/2)
S VIDEO
OUT
Y
J1902 (1/2)
VIDEO SELECTOR
IC1805
VIDEO
OUT
D–LIGHT
SYNC OUT
J506
SUB WOOFER
OUT
J503
J1900
COMPONENT
OUT
Q154,
155
Q113,114
SIGNAL IN/OUT CONTROL
IC403
SYSTEM
CONTROL
IC401 (3/4)
MUSIC L+R
AC/DC CONVERTER
IC2000 (2/2)
MIC
AC/DC CONVERTER
IC2000 (1/2)
DETECT
COMPARATOR
IC2001
LIMIT VOICE
COMPARATOR
IC2002
• Signal Path
: TUNER
: AUDIO
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
: VIDEO
: COMPONENT VIDEO
• R-CH is omitted due to same as L-CH.
7
SOFT MUTE
CONTROL
Q305,306,311
MUTE
Q263,264
JW261
GNZ77D
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