Read Sony HCD-GPX33 / HCD-GPX55 / HCD-GPX77 / HCD-GPX88 Service Manual online
HCD-GPX33/GPX55/GPX77/GPX88
HCD-GPX33/GPX55/GPX77/GPX88
23
23
6-1. BLOCK DIAGRAM - CD/USB Section -
SECTION 6
DIAGRAMS
SERVICE,
OPTICAL DEVICE
CD RF AMP
FOCUS/TRACKING ERROR AMP
CD SYSTEM PROCESSOR
DIGITAL SERVO PROCESSOR
IC501
SYSTEM
CONTROLLER
IC100 (1/4)
5CH SYSTEM
MOTOR DRIVER
IC851
AUTO
POWER CTRL
Q891
RFIP
RF_C
1
128
127
127
RF_B
RF_A
RF_D
RF_A
RF_D
2
RF
VOA/A
VOB/B
VOC/C
VOD/D
VOD/D
RF_F
4
VOE/E+G
RF_E
3
VOF/F+H
V2O
10
VC
LDO1
14
LD(780)
AUTO
POWER CTRL
Q881
LDO2
15
LD(650)
FOO
22
VR(780)
DVD_VR
20
CD_VR
19
MSW
23
VR(650)
FCS+
(LO:DVD,HI:CD)MSW
MDI1
13
PD
64M SDRAM
IC504
X501
27MHz
14
FCS–
13
1
TRO
21
TRK+
16
TRK–
15
26
FMO
18
SL+
17
SL–
18
23
DMO
17
SP+
11
SP–
12
9
10
4
V14/VREF0
11
27
DG0, DQ1 – DQ15
RD0 – RD15
PRST#
A0 – A11
RA0 – RA11
2, 4, 5, 7, 8, 10, 11, 13, 42,
44, 45, 47, 48, 50, 51, 53
52 – 55, 57 – 60,
69 - 62
89 - 92, 79 - 74,
88, 73
23 – 26,
29 – 34, 22, 35
XT
ALI
7
BA0
BA0
85
20
BA1
BA1
86
21
RCLK
CLK
72
38
DQM0
LDQM
61
15
DQM1
UDQM
70
39
RAS#
RAS
83
18
CAS#
CAS
82
17
R
WE#
WE
80
16
MUTE
45
28
38
XT
ALO
8
USB CONTROLLER
IC300
31 USBDP_UP
30 USBDM_UP
USB_DP 25
USB_DM 24
2
USBDP_DN1
1
USBDM_DN1
84
/I-HUB-OC-USB B
CN2102
3
2
1
86
/I-HUB-OC-USB A
USB
COMPARATOR
IC280
USBA+5V
USBB+5V
4
USBDP_DN2
3
USBDM_DN2
3
2
1
O-MTK-RESET
57
I-CDM-LOAD-SW
63
I-CDM-UNLOAD-SW
64
O-MTK-SDO
45
I-MTK-SDI
46
I-MTK-CLK
47
I-MTK-XIFCS
56
O-MTK-BUSY
55
IFSDI 40
IFSDO 35
IFSCK 34
IFCS# 42
IFBSY 41
IFBSY 41
O-HUB-RESET
88
O-HUB-VBUS-DETECT
87
VBUS_DET
27
RESET_N
26
X300
24MHz
XTALIN
33
XTALOUT
32
CN2103
1
7
3
5
SF_CS#
_CS
30
1
SF_CK
SCK
33
6
EEPROM
IC502
SO
2
SI
5
SF_DO 31
SF_DI 32
ACLK
ALRCK
ABCK
ADIN
118
L-OUT
ASDATA0
113
14
13
STEREO A/D CONVERTER
IC920
8
L-IN
D+
D-
VBUS
D+
D-
VBUS
R-CH
117
7
112
6
106
9
VOUTL
8
7
VOUTR
STEREO A/D CONVERTER
IC750
2 DATA
1 BCK
1 BCK
3 LRCK
16 SCK
DOUT 9
STEREO A/D CONVERTER
IC900
6 SCKI
7 LRCK
7 LRCK
13 VINL
23
27
AUDIO DSP
IC701
11
22
19
21
19
21
25
23
24
13
13
ASYNCHRONOUS SAMPLE
RATE CONVERTER
IC740
4
6
5
SIGNAL SELECTOR
IC780
2
1
R-CH
61
48 75 76
32 15 16 12
SDIN1
26 SDOUT2
SDA1
SCL1
SDIN2
LRCK
MCLKO
MCLKO
SCLKOUT1
SCLKOUT2
SDOUT1
4
3
XTALO
XTALI
RESET
8
7
STEREO A/D CONVERTER
IC765
16
3
2
2
SCK
DATA
LRCK
VOUTR
1
BCK
VOUTL
2 RCKI
SDIN
RST
SDOUT
LRCKO
BCKO
B
A
Y
SEL
SCKI
LRCK
BCK
LRCK
BCK
DOUT
VINL
VINR
O-DIGITAL-SEL
I-DSP
SDA
I-DSP
SCL
O-DSP-RESET
VOFC+
VOFC-
VOFC-
VOTK-
VOTK+
VOTK+
VOLD+
VOLD-
VOLD-
VOSL+
VOSL-
VOSL-
VINFC
VINTK
VINLD
VINSL+
BIAS
MUTE
VOTR-
VOTR+
VOTR+
L-OUT
R-CH
123
CN681
5
1
2
3
2
3
CDM
X762
12.288MHz
LOAD-
LOAD+
TRAY-IN
TRAY-OUT
LOAD+
TRAY-IN
TRAY-OUT
500mA
5V
B
REC/PLAY
500mA
5V
A
PLAY
GPX55/GPX77/GPX88
GPX88
6LJQDOSDWK
: CD PLAY
: AUDIO
: USB
5FKLVRPLWWHGGXHWR
VDPHDV/FK
: AUDIO
: USB
5FKLVRPLWWHGGXHWR
VDPHDV/FK
MAIN
SECTION
(Page 24)
(Page 24)
A
MAIN
SECTION
(Page 24)
(Page 24)
B
MAIN
SECTION
(Page 24)
(Page 24)
C
MAIN
SECTION
(Page 24)
(Page 24)
D
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