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7-3. BLOCK DIAGRAM – MAIN Section –<br />
VIDEO/SAT<br />
J301<br />
-1<br />
L<br />
AUDIO IN -2<br />
R<br />
ANTENNA<br />
J851<br />
MIC 1<br />
J852<br />
MIC 2<br />
FM 75Ω<br />
COAXIAL<br />
AM<br />
HP901<br />
PB<br />
HEAD<br />
(DECK A)<br />
L-CH<br />
R-CH<br />
L-CH<br />
REC/PB<br />
HEAD<br />
R-CH<br />
HRPE901<br />
REC/PB/ERASE<br />
HEAD<br />
(DECK B)<br />
ERASE<br />
HEAD<br />
<strong>HCD</strong>-<strong>GZR7D</strong>/<strong>GZR8D</strong>/GZR9D<br />
R-CH<br />
TM901<br />
LCH 1<br />
RCH 3<br />
+9V 2<br />
DO 9<br />
DI 7<br />
CL 8<br />
CE 6<br />
TUNED 5<br />
TAPE MECHANISM<br />
DECK BLOCK<br />
A-PHOTO<br />
B-PHOTO<br />
B-REC-REV<br />
A-HALF<br />
B-HALF<br />
B-REC-FWD<br />
CAP M+<br />
B-SOL<br />
A-SOL<br />
R-CH<br />
R-CH<br />
DO<br />
DI<br />
CL<br />
CE<br />
TUNE<br />
R-CH<br />
+9V<br />
16 MIC2P<br />
T001<br />
MUTE<br />
Q305<br />
MIC/ECHO LEVEL AMP<br />
IC851<br />
BIAS OSC<br />
Q453<br />
MUTE<br />
Q301<br />
MUTE<br />
Q303<br />
MUTE<br />
Q405<br />
P0OUT 29<br />
15 MIC1P<br />
VOL1 VOL2<br />
MCO 21<br />
VOL3<br />
5 6 7<br />
RV852<br />
RV853<br />
MIC 2<br />
LEVEL<br />
RV851<br />
MIC 1<br />
LEVEL<br />
ECHO<br />
LEVEL<br />
REC/PB<br />
SWITCH<br />
Q408<br />
Q454,455<br />
CAPSTAN/<br />
REEL MOTOR<br />
CONTROL<br />
Q103,105<br />
SOLENOID A<br />
CONTROL<br />
Q107,916<br />
REC MUTE<br />
CONTROL<br />
Q410<br />
AUDIO<br />
SECTION D<br />
(Page 46)<br />
MIC SIGNAL<br />
AMP<br />
IC852<br />
PB AMP<br />
IC301<br />
REC AMP<br />
IC401<br />
+9V<br />
SOLENOID B<br />
CONTROL<br />
Q104,106<br />
REC MUTE<br />
Q409<br />
CD-L<br />
DPL-L<br />
42 SAT/VIDEO-L<br />
43 TUNER-L<br />
44 CD-L<br />
52 DPLL/SURL<br />
21 DATA<br />
22 CLK<br />
46 MIC<br />
45 TAPE-L<br />
36 RECBL<br />
41 DMPORT-L<br />
15<br />
16<br />
28<br />
26<br />
27<br />
29<br />
31<br />
18 O-TC-REC-MUTE<br />
17 O-TC-REC/PB-SW<br />
45<br />
RECAL 37<br />
TONEOUTL 30<br />
SWOUT 23<br />
OUTL 26<br />
PB1L 27<br />
PB2L 28<br />
9<br />
8<br />
1<br />
O-VIDEO-SEL 11<br />
I-VACS 58<br />
19 O-TC-REC-BIAS<br />
I-ILLUMINATION 59<br />
14 O-TC-CAPM-CNT<br />
6<br />
TAPE REC/PB AMP,SOUND CONTROL<br />
IC101<br />
10 O-TC-A-TRIG<br />
SYSTEM CONTROL<br />
IC401 (2/4)<br />
O-AUDIO-IC-DATA<br />
O-AUDIO-IC-CLK<br />
I-TU-DO<br />
O-TU-DI<br />
O-TU-CLK<br />
O-TU-CE<br />
I-TU-TUNE<br />
74 TC-A-SHUT<br />
75 TC-B-SHUT<br />
5 REC-REV<br />
60 I-TC-STAT<br />
O-TC-B-TRIG<br />
SA2<br />
SA1<br />
O-FRONT-A-MUTE<br />
O-DVD-POWER 24<br />
I-MIC/HP-DET 57<br />
O-DMP-DATA 76<br />
I-DMP-DATA 77<br />
I-DMP-DET 62<br />
O-VIDEO-MUTE 12<br />
VIDEO<br />
SECTION B<br />
(Page 44)<br />
45<br />
DBFB FEED<br />
BACK AMP<br />
Q128<br />
BUFFER<br />
IC703 (2/2)<br />
BUFFER<br />
IC703 (1/2)<br />
VACS<br />
CONTROL<br />
Q101,102<br />
MUTE<br />
Q252<br />
FL,FR<br />
MUTE<br />
Q261<br />
V<br />
C<br />
Y<br />
YG<br />
WIDE<br />
CB/B<br />
DSEL<br />
CR/R<br />
BUFFER<br />
IC702<br />
BUFFER<br />
IC701<br />
J903<br />
VIDEO/SAT<br />
VIDEO IN<br />
DVD9V<br />
D201<br />
POWER<br />
CONTROL<br />
Q303,304<br />
RECA L<br />
TONEOUT L<br />
SW OUT<br />
FL OUT<br />
4 CVBS IN<br />
CVBS OUT 23<br />
2 C-IN<br />
S-DC OUT 27<br />
C OUT 26<br />
6 Y-IN<br />
Y OUT 21<br />
10 CY-IN<br />
25<br />
12<br />
S1<br />
CB-IN<br />
CY OUT 20<br />
CB OUT 18<br />
9 I/P<br />
CR OUT 16<br />
14 CR-IN<br />
MUTE1 MUTE2<br />
3 13<br />
1<br />
SOUND<br />
HP DET<br />
Q302<br />
BUFFER<br />
IC202<br />
COMPONENT VIDEO/S VIDEO AMP<br />
IC901<br />
3<br />
2<br />
E<br />
EXCEPT AUS MODEL<br />
D-LIGHT<br />
+4.5V REG<br />
Q301<br />
SCORE<br />
XVOICE<br />
A<br />
DMP+5V<br />
AUDIO<br />
SECTION<br />
(Page 46)<br />
DLIGHT<br />
VIDEO<br />
SECTION<br />
(Page 44)<br />
R-CH<br />
R-CH<br />
6<br />
4<br />
1<br />
J304<br />
3<br />
4<br />
CN204<br />
13<br />
11<br />
14<br />
12<br />
2<br />
4<br />
5<br />
6<br />
7<br />
2<br />
VIDEO SELECTOR<br />
IC902<br />
C<br />
Y<br />
• Signal Path<br />
<strong>HCD</strong>-<strong>GZR7D</strong>/<strong>GZR8D</strong>/GZR9D<br />
• R-CH is omitted due to same as L-CH.<br />
• Abbreviation<br />
AUS: Australian model<br />
D-LIGHT<br />
SYNC OUT<br />
Lch+<br />
Lch-<br />
Rch+<br />
Rch-<br />
DMPORT<br />
VBUS(5V)<br />
DC5V 0.7A MAX<br />
VDIDEO(5V)<br />
RXD<br />
TXD<br />
DET<br />
: AUDIO<br />
: TUNER<br />
: TAPE PLAY (DECK A)<br />
: TAPE PLAY (DECK B)<br />
: TAPE REC (DECK B)<br />
: VIDEO<br />
: COMPONENT VIDEO<br />
-3<br />
Y<br />
-2<br />
PB/CB<br />
-1<br />
PR/CR<br />
J904<br />
S VIDEO<br />
OUT<br />
J902<br />
VIDEO<br />
OUT<br />
J901<br />
COMPONENT<br />
VIDEO OUT
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