Block Diagrams - Cd-R Section (1/2) - Sony RCD-W1 Service Manual

5-2. BLOCK DIAGRAMS – CD-R SECTION (1/2) –
OPTICAL
PICK-UP BLOCK
(KRS-220C)
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
D401
VWDCLMT
LD VWDC1
VWDC2 VWDC2
FPDO
VRDC
ODON ODON
W/XR W/XR
Q404 Q401 Q403
IN3- ENBL
OSCEN OSCEN
PD +4V
EPDVC
1 3
PDVC
Q402
7 5
IC406
HAVCOFS
BUFFER
BTL MOTOR DRIVE
IC501
OPOUT1
4
FCS+ VO1-
OPIN1-
13
3
FOCUS
OPIN1+
VO1+ DRV
FCS-
COIL 2
14
OPOUT2
7
TRK+ VO2-
11 OPIN2-
TRACKING 6
DRV OPIN2+
TRK- VO2+
COIL 5
12
+8V(A) 10 PWR VCC1 STBY1 9
+8V(B) 19 PWR VCC2
STBY2 20
OPOUT4
VO4+ 25
TRAY+
M701
M 15 OPIN4-
26
LOADING
OPIN4+
VO4- DRV
TRAY-
27
MOTOR 16
OPOUT3
22
VO3+
SLD+
17 OPIN3-
23
VO3- DRV OPIN3+
M SLD-
24
18
MOTOR CONTROLER
M501 IC502
SLED
MOTOR SW_IN1
27
HA+
2 SW_CNT
25
HA-
SW_OUT
3
26
HB-
VLO
9
CONTROL
19
HB+
ADD AMP
10
VH+
23 16
VH-
24
OUT2
17
HB_IN
22
18
EDGE
B+ 8
MOTOR DRIVER
IC510
W A3
2
A2
V
M DRIVE
4
U A1
7
HU+ H1+
M502
PS
9
23
SPINDUL HU- H1-
10 EC
MOTOR
22
HV+ H2+
11 FR
H2- 20
HV-
12 S3
CONTROL
HW+ 18
H3+
13
HW- H3-
FG3
14
19
H- VH
15
H+
A+5V
IC407
RF AMP 4
IC413 (1/2)
2 1
IC403 (1/4)
RF EQUALIZER, 3
3 1 BUFFER
FOCUS/TRACKING,ERROR
DETECT
IC401
86 85 65
AIN
100
BIN
99
RFO
CIN
98
SRFO RF EQ
DIN
97 S/H
EIN
95 MATRIX
FEO
FIN
94
GIN
93
HIN
92
6
9
APC
10
CE
FPDIN
17
FPDO
16
VRDC
14
13
12
WREF
5 11 38 39 50 3 40 41 42 43 80 81 2
Q405
+8V +8V REG
+12V
IC511
(A)
D/A CONVERTER
FAO +8V REG IC409
+8V
IC512
(B)
RPOWER
18 AO1
VWDC2
TAO 19 AO2
WREF
3 AO4
4 AO5
HAVCOFS
5 AO6
ACT-MUTE
TRAY-MUTE 6 AO7
7 AO8
AO9
8
9 AO10
TRAYCTL
12 AO11
VWDCLMT
13 AO12
IC514 (1/2)
2V_ACT 1
BUFFER
IC514 (2/2)
7
+2.5V
BUFFER
SLO
WBLOCK
+4V
SLD_MOVE
SLD_MUTE
AMP GAIN SELECT
IC508
SLDFG
HALL1
3
SLD_OUT
5
HALL/SLDO
4
ADSEL
Z
9
SPNBOOST
10 Y
SPN8/12 X
IC509 (2/2)
11
IC509 (1/2)
5 7 13
DMO
BUFFER
14 2
12
SPNON
SPNREV
SBRK
SPNFG
1
64
RF AMP
IC413 (2/2)
EQREP
71 6
7
EQRFN
72 5
IC403 (2/4,3/4)
5
PH01
PH/BH 75
TEIN
58
IC403 (4/4)
9 8
TE
57 TE AMP
FE TE FE
56
XTOR
53
REGISTER
ASYM2
Y0
PH02 73 1
Y1
ASYM1
BH02 74 5
Y2
BETA
BETAOUT
82 2
BELEVELO Y3
SWRF
4 4
46 47 48 49 88 26 51 61 62 55 X0
12
X1
14
X2
15
X3
11
COMPARATOR
TEBC IC404
6
7
5
IC411 (2/2)
5
RIPBC
BUFFER
RIPBC
DADATA
DO 17
DACLK
16
CLK
DACS
LD
15
17MCPLD
1
ERGCNT
3
14
+2V
WLDON
13
REPDSH
5
WFPDSH
(2.5V)
5 3
WBLSH
6
SPDSH
7
MPDSH
8
+4V
A+5V
4 REG. 2
W/XR
IC103
18
OSCEN
19
ENBL
20
ODON
21
CDR/RW
33
Y
WR/RE
34
ATIP/EFM
1
36
15
WBLOCK
2 37
ADTRIG
38
EEFS
39
EFM3
I
40
POPC1
41
-A
1 RESAMP1
42
EFCK
43
RESAMP2
2
44
25 25
EFM(RFAC)
14
BS
BUFFER
2,3 1 RP
DIFERENTIAL
IC411 (1/2)
TE
FE
SELECT
IC405
Y
3
96
ASYM2/OUT
AMYS2/LVL1
79
X
ASYM1/BETA
13 78 AMYS2/LVL0
CTLX
10 20 CDR/RW #
CTLY
9 7 WR/RE #
53
XTOR
IC412
AGCON
2
7 59 AGCON
1 RECOD1
48 RECD1
RECOD2
49 RECD2
IC414
7
1 2
4
/CXACS
23 /CXACS
EEPROM
CXADATA
IC702
SCLK
CS 1 21 /EPCS
EPCLK
CK
2
EPDATA
DI 3
DADATA
18 SDATA
DACLK
19 SCLK
/DACS
/DACS
24
17MHz
ERGCNT RDPCON
RDPCON 32 60 RDPCON
WLDON
REPDSH
WFPDSH
WBLSH SYSTEM
CONTROL
SPDSH
IC701 (1/2)
MPDSH
LPCD
IC601
W/XR
OSCEN
ENBL
ODON
CDR/RW
WR/RE
ATIP/EFM
WBLOCK WRSMP
WRSMP 12
ADTRIG
MONTITO
MONTITO 22
EEFS
LDON
LDON 23 HOLL/SLDO
EFM3
WGATE 22 HALL/SLDOUT
WGATE 27
POPC1
ADSEL
EFM1
RESAMP1
ADSEL
EFM1 6
29
SPNBOOST
EFCK EFM2
100 SPNBOOST
EFM2 30
SPN8/12
HRSW
99 SPN8/12
HRSW 31
RESAMP2
/RST
16
34MCLK /RST
RESET
63
RCD-W
EFM
BS
RP
CD-R
1
SECTION
(2/2)
TE
(Page 26)
FE
RX
TX
•Signal Path
: CD PLAY
I
: CD REC
SYS BUS CD-R
2
SECTION
34MCLK
(2/2)
(Page 26)