Read Sony HCD-GNX660 / MHC-GNX660 Service Manual online
HCD-GNX660
26
26
HCD-GNX660
7-1. BLOCK DIAGRAM – CDG SECTION –
A
MAIN
SECTION
(Page 28)
OPTICAL PICK-UP
BLOCK
(KSM-215DCP/C2NP)
LD
DRIVER
Q10
CD MUTE
Q237,287
Q237,287
+3.3V
LD
GND
FOCUS
COIL
F+
F
T+
T
TRACKING
COIL
IC251
X171
16.9MHz
SL/SP MOTOR
DRIVER
12
6
11
13
14
VR
PD
15
16
17
18
4
26
23
2
20
MUTE
CH2OUT-F
CH1FIN
OUT
VREF
CH1RIN
CH2FIN
SFDR
OPIN+
CH2OUT-R
CH1OUT-R
CH1OUT-F
CH4OUT-R
CH4OUT-F
CH3OUT-F
CH3OUT-R
M
M
M101
(SPINDLE)
M102
(SLED)
S101
(LIMIT)
VCC
VC
A
B
C
D
E
F
DETECTOR
A
B
E
19
F
20
LD
36
PD
37
TFDR
11
FFDR
13
CH3FIN
9
SSTP
7
MDP
6
95
XTACN
100
XRST
102
DATA
104
XLAT
105
CLOCK
86
AOUT2
81
AOUT1
61
PCMD1
62
LRCKI
63
LRCK
65
PCMD
IC301
MP3 DECODER
SYSTEM
IC401 (1/5)
CONTROL
21
40
SDO0
11
LRCKIA
16
SFSY/LRCK1B
19
SDI0
14
77 XTAO
78 XTAI
55
VDD
VDD
VDDM
26
25 VC
27
C
28
D
29
107
SENS
XTACN
XRST
DATA
XLT
CLOCK
SENS
TRDR
12
22
SRDR
CH3RIN
10
CH2RIN
FRDR
14
XRST
100
66
BCK
60
BCK1
BCKIA
15
SBSY/BCK1B
18
5
+3.3V
IC303
7
5
1
3
26
27
25
7
5
24
23
22
49
48
47
46
42
45
44
6
19
21
43
41
82
3
2
1
28
35
34
STANBY
36
PO11/BUCK/AD14
8
MIACK
7
MICK
6
MIDIO
4
MICS
5
MILP
2
RESET
41
SRMSTB
115
SCOR
SCOR
REG
CD MUTE DRIVE
Q307, 308
IC101
RF AMP, DSP, DAC
IC1002
DRAM
IC1001
VIDEO D/A
IC1003
+5V REG
IC1006
VIDEO BUFFER
25,27,29,30
VA0-7
15-22
VD0-3
14
4
26
23
RAS
CAS
A0-7
DQ1-4
X1002
14.31818MHz
60
XO1
59
XI1
+B SWITCH
Q1007,1008
NO401
CN402
IIC-CLK
IIC-DATA
3
4
CNVSS
RESET
J1001
TXD1
RTS1
ON BOARD
PROGRAM
PROGRAM
CLK1
RXD1
CN VSS
RESET
VIDEO
OUT
VMUTE
13
3
WE
28
22
CE
3
2
6
9
7
8
RAS
CAS
WE
CE
3
98
DATA
SBSO
5
110
SFSY
WFCK
2
99
CLCK
EXCK
6
MUTE
56
PDOWN
1,2,24,25
9-12,14-17
9
8
5
4
Q1004
SBSY
Q1005,1009
6
3
4
1
2
11
10
13
12
IC1005
Q1010
VCC
55
SENTSC
54
RESET
Q1002,1006
52
DEN
37
GDET
MUTE DATA
HALT_CLK
PAL/_NTSC
CDG-RST
EVER+3.3V
CDG-DET
CDG-DET
MUTE DATA
CDG-RST
44
VDOUT
Q1001
33 31 32 12
MUTE DATA
HALT_CLK
VMUTE
CDG-POWER
CDG-RST
CDG-DET
RESET
VMUTE
CDG-POWER
CDG RST
CDG-DET
RESET
9
CNVSS
CNVSS
VMUTE
CDG-POWER
1
4
3
2
PWR
SAVE
SAVE
VIN
VSAG
6
VCC
VOUT
1
3
VIN
VOUT
: CD
: CDG
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
: VIDEO
R-CH
CD-L
MP3 STB
MP3 REQ
XTACN
MP3 REQ
MP3 STB
MP3 CLK
MP3 CLK
MP3 ACK
MP3 ACK
MP3 DATA OUT
MP3 DATA
MP3 LP
MP3 LP
MP3 CS
MP3 RST
MP3 CS
MP3 RST
MP3 DATA IN
SCOR
SENS
CD-CLK
XLAT
CD-DATA
XRST
XTACN
SCOR
SENS
CLOCK
XLT
DATA
XRST
CD MUTE
LM-R
LM-F
TM-R
TM-F
TBL_SENS
E-1
E-2
E-3
OPEN SW
30
IIC-DATA
29
IIC-CLK
IC701
TABLE LOADING
MOTOR DRIVER
4
2
9
7
RIN
FIN
OUT1
OUT2
IC712
TABLE MOTOR DRIVER
4
2
9
7
RIN
FIN
OUT1
OUT2
M751
(TABLE LOADING)
M741
(TABLE)
S751
(OPEN)
ROTARY
ENCODER
INVERTER
M
M
IC731
TBL ADDRESS
SENS
S711
E-3
E-2
E-1
M+9V
Q731
Click on the first or last page to see other HCD-GNX660 / MHC-GNX660 service manuals if exist.