DOWNLOAD Sony HCD-GZR88D / HCD-GZR99D / MHC-GZR88D / MHC-GZR99D Service Manual ↓ Size: 5.23 MB | Pages: 110 in PDF or view online for FREE

Model
HCD-GZR88D HCD-GZR99D MHC-GZR88D MHC-GZR99D
Pages
110
Size
5.23 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-gzr88d-hcd-gzr99d-mhc-gzr88d-mhc-gzr99d.pdf
Date
PREV: Sony MHC-GZR88D / MHC-GZR99D / SA-VS150H / SA-VS350H / SA-WVS350 / SS-CNV350 / SS-FCR350H / SS-FVS350 / SS-SRV350 Service Manual

Sony HCD-GZR88D / HCD-GZR99D / MHC-GZR88D / MHC-GZR99D Service Manual ▷ View online

HCD-GZR88D/GZR99D
29
3.  Mode:  Playback
4.  After the adjustments, apply suitable locking compound to 
the pats adjusted.
Adjustment Location:  Record/Playback/Erase Head (Deck B)
oscilloscope
waveform of oscilloscope
in phase
good
wrong
45°
90°
135° 180°
V
R
L
R-CH
L-CH
H
test tape
P-4-A063
(6.3 kHz, –10 dB)
MAIN
board
IC101
pin wh
pin t;
pin ql
reverse
forward
HCD-GZR88D/GZR99D
30
SECTION  6
DIAGRAMS
•  Circuit Boards Location
VOLUME board
FRONT board
LCD CTRL board
TC-AMP board
(except HCD-GZR99D: E2, E51, AR, MX model)
DMB19 board
DRIVER board
SW board
SENSOR board
TRANS-SUB board
VIDEO board
MOTOR (LD) board
MOTOR (TB) board
MIC board
USB-LED board
HP board
LEFT board
RIGHT board
POWER AMP board
MAIN board
TRANS board
HCD-GZR88D/GZR99D
HCD-GZR88D/GZR99D
31
31
6-1.  BLOCK  DIAGRAM  – RF/SERVO Section –
: DVD (AUDIO)
: DVD (RF)
: DVD (DIGITAL)
‡6LJQDO3DWK
DETECTOR
125
3
2
1
4
5
6
5),3
RF_C
RF_B
RF_A
RF_D
RF_E
RF_F
LD01
MDI1
LD02
06:
MDI2
&''9'5)$03
)2&8675$&.,1*(5525$03
'9'6<67(0352&(6625
',*,7$/6(592352&(6625
IC101 (1/2)
237,&$/3,&.83
%/2&.
$;,6
DEVICE
)2&86
75$&.,1*
COIL
17
15
/,0,76:
118
18
16
36
48
43
37
1
/$6(5'5,9(5
&21752/
Q102 (2/2)
0(',$6:,7&+
&21752/
4
/$6(5'5,9(5
&21752/
Q102 (1/2)
/$6(5
DIODE
(FOR CD)
/$6(5
DIODE
(FOR DVD)
)2&86&2,/
DRIVE
42
41
BUFFER
35
3
34
4
75$&.,1*&2,/
DRIVE
32
21
25
20
24
13
128
116
22
94
)2&8675$&.,1*&2,/'5,9(5
63,1'/(6/('02725'5,9(5
IC201
27
28
63,1'/(02725
DRIVE
M
M
63,1'/(
46
47
FMO
FOO
DMO
TRO
VREFO
63)*
127 ,23021
FOO
RF
A
B
C
D
F
E
CD LD
3'
LIMIT
VR650
VR780
06:
DVD LD
)&6
)&6±
75.
75.±
63
63±
6/
6/±
VREFO
VREFO
V2O
12
VC
VCC
30
29
6/('02725
DRIVE
M
M
23
BUFFER
19
20
22
21
40
45
6<67(0
&21752/
IC501 (1/5)
40
,)6&.
,07.&/.
46
91
TX
TXD
5)021
&1
FOR
/,1(-,*
6
1
2
4
5
89
RX
RXD
9
'9''9
V2RFO
,)&6
,'9';,)6
42
3567
207.07567
41
41
88
87
35
43
,)6'2
,07.'$7$
45
,)6',
,)%6<
207.,)%6<
43
207.'$7$
44
TRO
FMO
FOO
DMO
TRO
10
13
FMO
DMO
MUTE123
MUTE4
76'0
6/('
HCD-GZR88D/GZR99D
HCD-GZR88D/GZR99D
32
32
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
106
114
115
119
120
28
93
10
9
8
DOUT
7
BCK
LRCK
6 SCKI
CVBUS OUT
CR
Y
CB
1 SDATA
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+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 33)
(Page 34)
(Page 33)
Page of 110
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