Read Sony HCD-GTR333 / HCD-GTR555 / HCD-GTR777 / HCD-GTR888 / MHC-GTR333 / MHC-GTR555 / MHC-GTR777 / MHC-GTR888 Service Manual online
HCD-GTR333/GTR555/GTR777/GTR888
HCD-GTR333/GTR555/GTR777/GTR888
18
18
5-2. BLOCK DIAGRAM – RF/SERVO Section –
J
: CD PLAY
F
: AUDIO
Signal path
DETECTOR
125
1
2
3
4
2
3
4
5
6
6
RFIP
OPOUT
OPOUT
RF_A
RF_B
RF_C
RF_D
RF_B
RF_C
RF_D
RF_E
RF_F
RF_F
LDO1
MDI2
LDO2
MSW
MDI1
CD RF AMP
FOCUS/TRACKING ERROR AMP
CD SYSTEM PROCESSOR
DIGITAL SERVO PROCESSOR
IC101
DEVICE,
OPTICAL
KHM-313CAB/C2NP
2AXIS
DEVICE
FOCUS/
FOCUS/
TRACKING
COIL
17
16
18
15
36
48
43
12
9
37
1
LD SWITCH
Q105
LD SWITCH
Q104
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
FOCUS COIL
DRIVE
42
41
41
BUFFER
35
3
34
4
TRACKING COIL
DRIVE
32
31
31
21
25
20
24
25
20
24
13
SLED MOTOR
DRIVE
FOCUS/TRACKING COIL DRIVER,
SPINDLE/SLED MOTOR DRIVER
IC201
27
28
28
SPINDLE MOTOR
DRIVE
M
M
M1
(SPINDLE)
46
47
47
FMO
FOO
DMO
TRO
FOO
DMO
TRO
V14/VREF0
127 IOPMON/OPINP
FOO
RF
A
B
B
C
D
D
E+H
E+G
CD LD
VC
PD
VR650
VR780
DVD LD
FCS+
MSW
FCS–
TRK+
REG02 REG01
TRK–
SP+
SP–
SP–
SL+
SL–
NC
NC
NC
VREFO
V20
12
30
29
29
SLED MOTOR
DRIVE
M
M
M2
(SLED)
23
BUFFER
21
20
22
20
22
45
19
42
40
SYSTEM
CONTROLLER
IC500 (2/7)
64M SDRAM
IC104
91
TX
40
IFSCK
MTK-CLK
37
TXD
CN105
ASYNCHRONOUS SAMPLE
RATE CONVERTER
IC4607
AUDIO DSP
IC4605
RXD
RFMON
89
RX
43
PRST#
37
SF_DO
38
SF_DI
39
SF_CK
36
SF_CS#
MTK-RESET
40
88
MTK_XIFCS
IFCS#
41
35
IFSDI
87
MTK-BUSY
IFBSY
38
MTK-SOD
35
78
BA0
BA0
20
80
BA1
BA1
21
55
DQM0
LDQM
15
75
RWE#
WE
16
76
CAS#
CAS
17
77
RAS#
RAS
18
66
RCLK
CLK
38
65
DQM1
UDQM
39
TRO
10
13
13
FMO
IOP
IOPMON
DMO
116 GPIO
22 MUTE4
94 GPIO
94 GPIO
128 SPFG/OPINN
MUTE123
MUTE
TSD M
TSD M
SPFG
Q101
Q103
7
6
(FOR TEST)
1
2
2
6
126
41
IFSOD
MTK-SIO
36
EEPROM
IC102
1.8V REG
IC111
3.3V REG
IC107
SI
2
SCK
5
_CS
6
SO
1
114
GPIO
GPIO
GPIO
GPIO19
119
115
GPIO 120
106
RA0
I
RA11
RD0
I
RD15
DG0,
DQ1
I
DQ15
A0
I
A11
USB_DP 27
USB_DM
USB_DP
USB_DM
28
DVDD3.3V
1.8V
DVDD5V
X101
27MHz
2,4,5,7,8,10,11,13,42, 44,45,47,48,50,51,53
9
10
6
5
4
25
23
22
11
19
21
23
27
SIGNAL SELECTOR
IC4608
2
6
5
1
SIGNAL SELECTOR
IC4609
5
1
STEREO A/D CONVERTER
IC4601
6
7
8
7
8
8
1
1
5
9
14
13
LRCKI
SCLKOUT1
XTALI
XTALO
BCKI
B
SEL
CK
SCKI
LRCK
BCK
DOUT
LRCK
BCK
DOUT
Q
SDOUT
LRCK
MCLKO
SCLKOUT2
SDOUT1
STEREO A/D CONVERTER
IC4602
7
8
3
16
1
2
VOUTL
VOUTR
BCKO
24
2
RCKI
LRCKO
SDIN
Y
A
VINL
R IN
L IN
VINR
X002
12.288MHz
3
4
SDIN1
LRCK
SCK
BCK
DATA
82-83,
85-86,
74-69,
85-86,
74-69,
81,67
45-49,
51-53,
64-61,
51-53,
64-61,
59-56
23-26,
29-34,
29-34,
22,35
L OUT
R OUT
MAIN
SECTION
(Page 20)
(Page 20)
USB
SECTION
(Page 17)
(Page 17)
MAIN
SECTION
(Page 20)
(Page 20)
A
C
B
Ver. 1.3
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