Panasonic SL-CT520EB, Service Manual

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13 Block Diagram
+B8
F F
E E
C
A
D
D
B
C
FO-
27
28
FO+
H-BRIDGE1
PRE
DRIVER1
FO+
FO-
TR+
TR-
TRAVERSE
MOTOR
M
SPINDLE
MOTOR
SEMICONDUCTOR
LASER
PHOTO DETECTOR
FOCUS COIL
TRACKING COIL
TR-
29
30
TR+
H-BRIDGE2
PRE
DRIVER2
RI1
FI1
TRV-
32
33
TRV+
H-BRIDGE3
PRE
DRIVER3
TRV+
TRV-
14
PVcc1
+B2
4
A
Vcc
PVcc/2
MONITOR
25
MON
MON
PMCK
15
GND
9,16,
26,36,
47
CLK
LASER
POWER
DRIVE
Q201
LOGIC2
LOGIC3
LOGIC1
M
SP-
34
35
SP+
H-BRIDGE4
PRE
DRIVER4
SP+
SP-
LOGIC4
23
24
21
22
FI2
RI2
19
20
17
18
FI3
RI3
SPPOL
SPOUT
FO+
FO-
TR+
TR-
TRV+
TRV-
SPPOL
SPOUT
37
SHORT
PROTECT
SOFT
SPR
T
38
OSC START/
OFF
41
POWER
OFF/
ST
AR
T
UP
CON
1 48
VMI CIN
VMIC
VG
2 3
+B2
RIPPLE
FILTER
45
CRIP
SUB UP
CONVERTER
5
VSUB
UP/DOWN
CONVERTER
6
SSW
7
SVcc
+B6
8
10
USW
DSW
REG.
ERROR
AMP
13
PVcc2
+B1
46 CHARGE
12
REGB REGB
43 44
EO EI
SOFT
START
VG LG
C0DBFFB00005
IC11
POWER SUPPLY /
MOTOR DRIVE
RESET1
39
RESET1
RESET1 REGU.
REGOUT
40
PVcc
+B2
11 31
PVcc
+B2
CHARGE2
+B8
OPTICAL PICK-UP
+B9
+B4
+B2
GCTL
MN6627962JB
IC501
SERVO AMP / SERVO PROCESSOR /
DIGITAL SIGNAL PROCESSOR
DIGITAL FILTER & D/A CONVERTER
58 RFV
DD
TIMING
GENERATOR
55
54
C
B
101
PMCK
85
X1
100
SMCK
86
X2
EFM
DEMODULATION/
SYNC
INTERPOLATION/
CIRC ECC/
CDROM ECC
56 A
MICRO
COMPUTER
INTERFACE
48
RF
AMPLIFIER
47
57
PD
LD
PD
DCDET
A/D
CONVERTER
34
FEIN
TEIN
36
AUDIO OUTPUT
BUFFER
77
REGULATOR
14 REGON
FLAG0
103
70
AV
DD
2
64
AV
SS
2
SERVO
CPU
74 LOOUTR
HPV
DD
L
HPCNT
76
HPV
SS
R
HPV
DD
R
HPOUTL
HPV
SS
L
82 80 78 79
AV
DD
1
AV
SS
1
HPOUTR
75
72
81
HPOUTL
98
S
TAT
AD PVcc
33
HPCNT
CIRC RAM
SUBCODE
INTERFACE
BUS CONTROL
UNIT
96 65
M
D
ATA
ARFIN
95
MCLK
67
IREF
SERIAL OUTPUT
INTERFACE(DAC)
BLKCK 99
NCAS 7
NRAS 8
FS
CONVERTER
NRAS
6 NWE
9
CKE
NWE
125
SDRCK
CLK
19 BA0
BA1 18
MLD
97 66
DSLF
68
PLLF
69
PLLFO
DSL/PLL/VCO
DRAM
INTERFACE
A0~A10
1~4,127,128
10~13,17
D0~D15
107~116,
118~123 D0~15
UDQM 124
LDQM 5
X501
(16.9344MHz)
20
DV
SS
1
84
DV
SS
2
106
DV
SS
3
44
52
53
VREF
E
F
62 CAGC
63 ARFOUT
60
RFOUT
61
RFIN
41 FEN
42 TEN
40 FEOUT
43 TEOUT
51 VDDLD
50 CLD
45 DUTYADJ
46 CKMON
RF
INTERFACE SPINDLE
SERVO
INPUT
PORT
ADPCM
COMPRESSION
AUDIO
DECODER
AV
DD
3
31
AV
SS
3
32
ANALOG
LOWPASS
FILTER
DIGITAL FILTER
1bit DAC(MASH)
OWM LOGIC
DIGITAL
OUT
102 TX
OUTPUT PORT
23
SPPOL
PWMSEL
21
TRP TR
VM
TR
VP
SPOUT
26 25 24 22
TRM
27
FI3
RI2
30
IOV
DD
1
87
IOV
DD
2
16
DV
DD
1
88
DV
DD
2
105
DV
DD
3
91 92 89 90
VM4SEL PMSEL1 PMSEL2
LASERSEL
FOP
28
FI1
FOM
29
RI1
SPPOL SPOUT
RI3 FI2
BLKCK
A0~10
NCAS
CKE
UDQM
LDQM
71
LOOUTL
+B3
+B6
+B7
MON
+B8
ARF
A
B
F
E
+B7
SMCK
S
TAT
M
D
ATA
MCLK
MLD
+B7
+B7 +B6 +B5
117
DR
V
DD
2
15
DR
V
DD
1
+B4
NTEST
104
NRST
83
NRST
+B6
VREF
GND
F
A
B
E
RF
PD
C
C
LD
38
CEA
+B7
LD
OPEN
RF
ARF
HPOUTR
+B5
+B7
+B8
+B3
V
DD
OPEN
RF
PMCK
A11 126 A11
+B6
SL-CT520(EG,EB,EE,SG) BLOCK DIAGRAM
SL-CT520EB / SL-CT520EG / SL-CT520EE / SL-CT520SG
21