Sony HCD-GZR77D / MHC-GZR77D Service Manual ▷ View online
HCD-GZR77D
HCD-GZR77D
29
29
6-1. BLOCK DIAGRAM – RF/SERVO Section –
: DVD (AUDIO)
: DVD (RF)
: DVD (DIGITAL)
6LJQDO3DWK
DETECTOR
125
3
2
1
4
2
1
4
5
6
6
5),3
RF_C
RF_B
RF_A
RF_D
RF_B
RF_A
RF_D
RF_E
RF_F
LD01
MDI1
LD02
06:
MDI2
&''9'5)$03
)2&8675$&.,1*(5525$03
'9'6<67(0352&(6625
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IC101 (1/2)
237,&$/3,&.83
%/2&.
$;,6
DEVICE
)2&86
)2&86
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COIL
17
15
/,0,76:
118
18
16
36
48
43
37
1
/$6(5'5,9(5
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Q102 (2/2)
Q102 (2/2)
0(',$6:,7&+
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4
/$6(5'5,9(5
&21752/
Q102 (1/2)
Q102 (1/2)
/$6(5
DIODE
(FOR CD)
/$6(5
DIODE
(FOR DVD)
)2&86&2,/
DRIVE
42
41
41
BUFFER
35
3
34
4
75$&.,1*&2,/
DRIVE
32
21
25
25
20
24
24
13
128
116
22
94
94
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63,1'/(6/('02725'5,9(5
IC201
27
28
28
63,1'/(02725
DRIVE
M
M
63,1'/(
46
47
47
FMO
FOO
FOO
DMO
TRO
TRO
VREFO
63)*
127 ,23021
FOO
RF
A
B
C
D
D
F
E
CD LD
3'
LIMIT
VR650
VR780
06:
DVD LD
)&6
)&6±
)&6±
75.
75.±
75.±
63
63±
63±
6/
6/±
VREFO
VREFO
V2O
12
VC
VCC
30
29
29
6/('02725
DRIVE
M
M
23
BUFFER
19
20
22
21
20
22
21
40
45
6<67(0
&21752/
IC501 (1/5)
40
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,07.&/.
46
91
TX
TXD
5)021
&1
FOR
/,1(-,*
6
1
2
4
5
89
RX
RXD
9
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41
88
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44
TRO
FMO
FOO
FOO
DMO
TRO
TRO
10
13
13
FMO
DMO
MUTE123
MUTE4
76'0
MUTE4
76'0
6/('
HCD-GZR77D
HCD-GZR77D
30
30
DVD SYSTEM PROCESSOR
IC101 (2/2)
EEPROM
IC103
64M SDRAM
IC104
A
MAIN
SECTION
C
AUDIO
SECTION
B
MAIN
SECTION
SF-ROM
IC102
AVDD3.3V
VDD1.8V
ASDAT0
ADIN
SDPIF
O-USB-POWER
I-USB-OVER-CURRENT
6 5
SCL
SDA
22-26,
29-35
45-49,51-53,56-59,61-64
67,69-74,81-83,85,86
RCLK
38
RCLK
RD0 – RD15
RA0 – RA11
RA0 – RA11
RD0 – RD15
RW
E
16
RW
E
RAS
18
RAS
CAS
17
CAS
DQM0
15
DQM0
DQM1
39
DQM1
SCL
SDA
BA0
20
BA0
BA1
21
66
75 77 76 55 65
78 80
BA1
2,4,5,7,8,10,11,13,42,44,45,47,48,50,51,53
L IN
A/D CONVERTER
IC4601
D/A CONVERTER
IC4602
13
VINL
CR/R
SY/Y/G
SC/CB/B
CVBS
ACLK
ABCK
ALRCK
27
99
104
102
103
102
103
106
114
115
119
115
119
120
28
93
10
9
8
8
DOUT
7
BCK
LRCK
LRCK
6 SCKI
CVBUS OUT
CR
Y
CB
CR
Y
CB
1 SDATA
4 MCLK
2 SCLK
3 LRCK
4 MCLK
2 SCLK
3 LRCK
2
14
R-CH
R-CH
8
LOUT
5
OPTICAL
TRANSMITTER
DVD
DIGITAL OUT
OPTICAL
VINR
AOUT-L
AOUT-R
IC1502
7
33 34
26
WP
EEWP
5 6
SI
SCK
SF_DI
SF_CK
2
38 39
37
SO
SF_DO
1
36
CS
SF_CS
XTALI
XTALO
9
USB DP
USB DM
1
2
7
5
3
CN700
IC931
+5V
REG
IC971
23
73
SYSTEM CONTROL
IC501 (2/5)
OVER-CURRENT
DETECT
(USB)
2
1
USB DP
USB DM
USB DM
USB+5V
5
4
1
1
5
IC105
+3.3V REG
+3.3V REG
+1.8V REG
VDD3.3V
DVDD5V
1
8
IC111
4
5
IC107
RF+3.3V
UNREG10V
X101
27MHz
POWER
CONTROL
Q933,934
6LJQDO3DWK
: VIDEO
: COMPONENT VIDEO
: AUDIO
: DVD (RF)
: DVD (AUDIO)
: USB
: DVD (DIGITAL)
6-2. BLOCK DIAGRAM – VIDEO Section –
(Page 32)
(Page 31)
(Page 31)
HCD-GZR77D
HCD-GZR77D
31
31
VIDEO
SECTION
B
VIDEO
SECTION
A
AUDIO
SECTION
D
1
21
3
2
9
22
15
16
28
26
27
29
31
16
28
26
27
29
31
45
46
8
9
T1301
HRPE901
REC/PB/ERASE
HEAD
(DECK B)
HP901
PB
HEAD
(DECK A)
REC/PB
HEAD
TAPE MECHANISM
DECK BLOCK
ERASE
HEAD
A-PHOTO
B-PHOTO
B-PHOTO
B-REC-REV
A-HALF
B-HALF
B-REC-FWD
CAP M+
R-CH
R-CH
R-CH
L-CH
R-CH
L-CH
2
43
42
44
37
3
57
85
85
86
58
4
10
B
A
11
14
3
21
20
18
16
6
10
12
9
14
3
13
59
87
23
26
9
27
28
36
18
17
19
14
6
10
8
7
6
5
B-SOL
A-SOL
LOUT
VIDEO-L
TUNER-L
DMB-L
TAPE REC/PB AMP,SOUND CONTROL
IC101
SYSTEM CONTROL
IC501 (3/5)
RECAL
SWOUT
OUTL
BB1L
BB2L
RECA L
MIC_SCORE
SW OUT
FL OUT
DBFB
D417
HP DET
SA2
DATA
CLK
MIC
O-AUDIO-IC-DATA
O-AUDIO-IC-CLK
I-TU-DO
O-TU-DI
O-TU-CLK
O-TU-CE
I-TU-TUNE
O-AUDIO-IC-CLK
I-TU-DO
O-TU-DI
O-TU-CLK
O-TU-CE
I-TU-TUNE
O-TC-REC-MUTE
O-TC-REC/PB-SW
O-TC-REC-BIAS
O-TC-CAPM-CNT
O-TC-B-TRIG
O-VIDEO-MUTE
88
O-VIDEO-I/P
I-ILLUMINATION
I-VACS
O-VIDEO-SW-A
I-MIC/HP-DET
O-VIDEO-SW-B
O-FRONT-MUTE
O-TC-A-TRIG
TC-A-SHUT
TC-B-SHUT
O-TC-REC-REV
I-TC-STAT
TC-B-SHUT
O-TC-REC-REV
I-TC-STAT
TAPE-L
RECBL
CAPSTAN/
REEL MOTOR
CONTROL
Q631,634
SOLENOID A
CONTROL
Q633,636
SOLENOID B
CONTROL
Q632,635
BIAS OSC
Q1453
MUTE
Q1305
MUTE
Q1401,1403
MUTE
Q1405
MUTE
Q1303
MUTE
Q1301
BUFFER
Q815
MIC 1
LEVEL
MIC AMP
IC700
MIC AMP
IC701 (2/2)
MIC AMP
IC701 (1/2)
RV700
3
1
3
1
5
7
MIC 2
LEVEL
RV701
MIX IN
MIX OUT
MIC ECHO AMP
IC720
ECHO VOL
ECHO
LEVEL
RV720
REC/PB
SWITCH
Q1408
MUTE
Q252
FRONT
SPEAKER
MUTE
Q691
DBFB FEED
BACK AMP
Q128
VACS
CONTROL
Q101,102
CVBUS OUT
Y
CB
CR
CVBS IN
D3
D1
COMPONENT VIDEO AMP
IC1501
VIDEO SELECTOR
IC1500
Y-IN
CY-IN
CB-IN
I/P
CR-IN
COM
Y OUT
MUTE1
MUTE2
CY OUT
CB OUT
CR OUT
REC MUTE
CONTROL
Q1410
MUTE
CONTROL
Q1407
REC MUTE
Q1409
PB AMP
IC1301
REC AMP
IC1401
3
1
3
1
Q1454,1455
+9V
74
75
75
5
60
FM 75ȍ
COAXIAL
AM
J221
TM901
R-CH
L
R
R-CH
+9V
DO
DI
CL
CE
TUNE
RCH
LCH
+9V
DO
DI
CLK
CE
TUNED
AUDIO IN
-2
-1
ANTENNA
MIC 1
J700
MIC 2
J701
VIDEO/SAT
VIDEO
OUT
Y
-3
-2
-1
P
B
/C
B
P
R
/C
R
J1502
COMPONENT
VIDEO OUT
J1501
VIDEO/SAT
VIDEO IN
J1500
12
SLJQDO PDWK
R-CH LV RPLWWHG GXH WR VDPH DV L-CH
: TAPE PLAY (DECK B)
: TUNER
: TAPE PLAY (DECK A)
: TAPE REC (DECK B)
: AUDIO
: VIDEO
: COMPONENT VIDEO
6-3. BLOCK DIAGRAM – MAIN Section –
(Page 30)
(Page 30)
(Page 32)
HCD-GZR77D
HCD-GZR77D
32
32
6-4. BLOCK DIAGRAM – AUDIO Section –
(Page 30)
(Page 33)
(Page 31)
MAIN
SECTION
D
DISPLAY/
POWER
SECTION
E
VIDEO
SECTION
C
+
–
6LJQDO3DWK
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