Block Diagram -Main Section - Sony HCD-GZR888D Service Manual

6-3. BLOCK DIAGRAM – MAIN Section –
J221
-1
L
VIDEO/SAT AUDIO IN -2
R R-CH
TM901
LCH
1
FM
3 R-CH
RCH
75
+9V 2 +9V
COAXIAL
DO
DO 9
ANTENNA
DI
DI 7
PLL
CL
CLK 8
AM
CE
CE 6
TUNE
TUNED 5
RV891
MIC AMP LEVEL
IC871 (1/2)
J871 3 1
MIC
EXCEPT E2,E51,AR,MX MODEL
L-CH
HRP901
REC/PB
HEAD MUTE
R-CH
R-CH
Q1401,1403
T1301
HE901
ERASE
HEAD
TAPE
MECHANISM
DECK
VCC 9V
SOL
PHOTO
REC SW(FWD)
HALF SW
HCD-GZR888D/GZR999D
VIDEO
B
LOUT
SECTION
(Page 32)
MIC ECHO AMP
MIC IC781
MIC AMP
IC871 (2/2)
5 7
BUFFER
9 MIX IN MIX OUT 8
Q891
ECHO VOL
2
RV795
ECHO
LEVEL
PB AMP
IC1301
3 1
MUTE
Q1303
MUTE
Q1305
REC AMP
IC1401
1 3
MUTE
Q1405
MUTE
CONTROL
REC MUTE REC
Q1407
CONTROL MUTE
Q1410 Q1409
REC/PB
BASE OSC
SWITCH
Q1453 Q1408
REC BIAS
CONTROL +9V
Q1454,1455
CAPSTAN/REEL
MOTOR CONTROL
Q631,634
SOLENOID
CONTROL
Q632,635
TAPE REC/PB AMP,
SOUND CONTROL
IC101
42 VIDEO-L
RECAL 37
43 TUNER-L
SWOUT 23
OUTL 26
44 DMB-L DBFB FEED
BACK AMP
BB1L 27
Q128
BB2L 28
FL MUTE
Q242
21 DATA
22 CLK
FRONT
SPEAKER
MUTE
Q691
9
SA2
46 MIC
45 TAPE-L
36 RECBL
SYSTEM CONTROL
IC501 (3/5)
15 O-AUDIO-IC-DATA
O-FRONT-MUTE 3
16 O-AUDIO-IC-CLK
57
I-MIC/HP-DET
28 I-TU-DO
O-VIDEO-SW-A 85
26
O-TU-DI
27 O-TU-CLK O-VIDEO-SW-B 86
29 O-TU-CE
I-TU-TUNE
31
VACS
I-VACS 58
CONTROL
I-ILLUMINATION 59
Q101,102
18 O-TC-REC-MUTE
17 O-TC-REC/PB_SW
19
O-TC-REC-BIAS
CVBUS OUT
Y
VIDEO
A
SECTION
CB
5 O-TC-CAPM-CNT
(Page 32)
CR
6
O-TC-TRIG
O-VIDEO-I/P 88
7
I-TC-SHUT
O-VIDEO-MUTE 87
60 I-TC-STAT
33 33
RECA L
MIC_SCORE
SW OUT
AUDIO
D
FL OUT
SECTION
(Page 34)
D417
DBFB
HP DET
S P
: AUDIO
: TUNER
: TAPE PLAY
: TAPE REC
: VIDEO
: COMPONENT VIDEO
R-CH L-CH
A
AR A
E2 120V AC E
E51 C P
MX M
10 11
B A
D3 COM
12 3
J1500
D1
VIDEO/SAT
14
VIDEO SELECTOR
VIDEO IN
COMPONENT VIDEO AMP
IC1500
IC1501
E
4 CVBS IN CVBS OUT 23
LCD VIDEO
6 Y-IN
J1502
VIDEO
Y OUT 21
10 CY-IN
OUT
-3
CY OUT 20 Y
12 CB-IN -2
COMPONENT
CB OUT 18 P
B
VIDEO OUT
9 I/P -1
16
CR OUT P
R
14 CR-IN
MUTE1 MUTE2
3 13
HCD-GZR888D/GZR999D
DISPLAY/
POWER
SECTION
(Page 35)
J1501