Sony HCD-GZR888DA / HCD-GZR999DA Service Manual ▷ View online
HCD-GZR888DA/GZR999DA
29
3. Mode: Playback
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)
P-4-A063
(6.3 kHz, –10 dB)
MAIN
board
IC101
board
IC101
pin wh
pin t;
pin ql
4. After the adjustments, apply suitable locking compound to the
pats adjusted.
Adjustment Location: Record/Playback Head
HCD-GZR888DA/GZR999DA
30
SECTION 6
DIAGRAMS
• Circuit Boards Location
FRONT board
LCD CTRL board
DMB19 board
DRIVER board
SW board
SENSOR board
TRANS-SUB board
TC-AMP board
(Except E2, E51, MX model)
(Except E2, E51, MX model)
VIDEO board
MOTOR (LD) board
MOTOR (TB) board
MIC board
USB-LED board
LEFT board
VOL-LED board
CENTER board
RIGHT board
POWER AMP board
MAIN board
TRANS board
• Abbreviation
E2
E2
: 120V AC area in E model
E51
: Chilean and Peruvian models
MX
: Mexican model
HCD-GZR888DA/GZR999DA
HCD-GZR888DA/GZR999DA
31
31
6-1. BLOCK DIAGRAM – RF/SERVO Section –
DETECTOR
125
3
2
1
4
2
1
4
5
6
6
RFIP
RF_C
RF_B
RF_A
RF_D
RF_B
RF_A
RF_D
RF_E
RF_F
LD01
MDI1
LD02
MSW
MDI2
CD/DVD RF AMP,
FOCUS/TRACKING ERROR AMP,
DVD SYSTEM PROCESSOR,
DIGITAL SERVO PROCESSOR
IC101 (1/2)
OPTICAL PICK-UP
BLOCK
2AXIS
DEVICE
FOCUS/
FOCUS/
TRACKING
COIL
17
15
LIMITSW
118
18
16
36
48
43
37
1
LASER DRIVER
CONTROL
Q102 (2/2)
Q102 (2/2)
MEDIA SWITCH
CONTROL
Q101,103
LASER DRIVER
CONTROL
Q102 (1/2)
Q102 (1/2)
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
FOCUS COIL
DRIVE
42
41
41
BUFFER
35
3
34
4
TRACKING COIL
DRIVE
32
21
25
25
20
24
24
13
128
116
22
94
94
FOCUS/TRACKING COIL DRIVER,
SPINDLE/SLED MOTOR DRIVER
IC201
27
28
28
SPINDLE MOTOR
DRIVE
M
M
SPINDLE
46
47
47
FMO
FOO
FOO
DMO
TRO
TRO
VREFO
SPFG
127 IOPMON
FOO
RF
A
B
C
D
D
F
E
CD LD
PD
LIMIT
VR650
VR780
MSW
DVD LD
FCS+
FCS–
FCS–
TRK+
TRK–
TRK–
SP+
SP–
SP–
SL+
SL–
VREFO
VREFO
V2O
12
VC
VCC
30
29
29
SLED MOTOR
DRIVE
M
M
23
BUFFER
19
20
22
21
20
22
21
40
45
SYSTEM
CONTROL
IC501 (1/5)
40
IFSCK
I-MTK-CLK
46
91
TX
TXD
RF MON
CN105
FOR
LINE-JIG
6
1
2
4
5
89
RX
RXD
+3.3V
DVDD3.3V
V2REFO
IFCS
I-DVD-XIFS
42
PRST
O-MTK-MTRST
41
41
88
87
35
43
IFSDO
I-MTK-DATA
45
IFSDI
IFBSY
O-MTK-IFBSY
43
O-MTK-DATA
44
TRO
FMO
FOO
FOO
DMO
TRO
TRO
10
13
13
FMO
DMO
MUTE123
MUTE4
TSDM
MUTE4
TSDM
SLED
: DVD (AUDIO)
: DVD (RF)
: DVD (DIGITAL)
SLJQDO PDWK
HCD-GZR888DA/GZR999DA
HCD-GZR888DA/GZR999DA
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
CLK
RD0 – RD15
RA0 – RA11
RA0 – RA11
RD0 – RD15
RW
E
16
RW
RAS
18
RAS
CAS
17
CAS
DQM0
15
LDQM
DQM1
39
UDQM
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
5
3
CN798
IC931
+5V
REG
IC971
Q933,934
23
10
SYSTEM CONTROL
IC501 (2/5)
OVER-CURRENT
DETECT
(USB)
2
1
D+
D–
D–
VBUS
4
1
1
5
IC105
+3.3V REG
+3.3V REG
+1.8V REG
VDD3.3V
DVDD5V
D+3.3V
1
8
IC111
4
5
IC107
RF+3.3V
UNREG10V
X101
27MHz
POWER
CONTROL
SLJQDO PDWK
: VIDEO
: COMPONENT VIDEO
: AUDIO
: DVD (RF)
: DVD (AUDIO)
: USB
: DVD (DIGITAL)
6-2. BLOCK DIAGRAM – VIDEO Section –
(Page 33)
(Page 33)
(Page 34)
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