Panasonic SL-CT700GD, Service Manual

Page: 46 / 50

20 27
6
RW TBAL
28
1
21
AN8885SBE1V
IC101
SERVO AMP
4
5
13
LDON
NRF
DET.
8 9
7
OFTR
10
+B6
SUBTRA-
CTOR
RFENV
NRFDET
3
+B6
25
24
FE
15
12
BDO
17
OFTR
19
26
BDO
11
3TENV
+B6
ENV
OFTR
BDO
/RFDET
FE IN
FE OUT
V
DD
VREF
FBAL
TBAL
2
E E
F F
GCTL
PDF
PDE
PDB
PDA
LD
LPD
RF RF IN CSBRT CEA
C
A
D
D
B
C
LDON
OUT1R
45
42
OUT1F
H-BRIDGE
PRE
DRIVER
F+
F-
T+
T-
C0GBF0000017
IC401
4ch MOTOR DRIVE
7
CPC2
FBAL
MN6627911AC
IC501
SERVO PROCESSOR / DIGITAL SIGNAL PROCESSOR
DIGITAL FILTER & D/A CONVERTER
39 ARF
DSL/PLL VCO
61
63
MLD
MCLK MCLK
MLD
40
IREF
42
DSLF
45
PLLFO
44
PLLF
EFM
DEMODULATION/
SYNC
INTERPOLATION/
SUBCODE
DEMODULATION
73 67 64
TXTD
SBCK
BLKCK
16K SRAM
CIRC ERROR
CORRECTION
DEINTERLEAVE
55
FLAG
62
MDATA MDATA
68
STAT
STAT
MICRO
COMPUTER
INTERFACE
37
INPUT
PORT
36
35
BDO
NRFDET
OFTR
BDO
NRFDET
OFT
A/D
CONVERTER
33
34
FE
TE
RFENV
FE
TE
RFENV
32
BLKCK
D/A CONVERTER
OUTPUT
PORT
(DIRECT PWM)
26
TIMING
GENERATOR
SMCK
66
X2
EXT2
77 76 56
X1
SERVO
TIMING
GENERATOR
ANTI SHOCK
MEMORY
CONTROLLER
A0~9
10~19 2,3,
6,7
SMCK
DIGITAL
DEEMPHASIS
INTER
POLATION
4TIMES
OVER SAMPLING/
DIGITAL FILTER/
SOFT MUTING/
DIGITAL
ATTENUATION
1 BIT
DAC
PWM
LOGIC
PWM
(L)
PWM
(R)
L.P.F.
L.P.F.
OUTL
OUTR
48
50
DIGITAL
AUDIO INTERFACE
60
TX
49 47
A
Vss1
A
Vss2
20
Vss2
78
DVss1
79
DV
DD
1
51
AV
DD
1
+B7 +B2
DV
DD
2
21 52 54
DVss3
TMOD2
75
NTEST
C3ABMB000033
IC502
16M DRAM
X501
(16.9MHz)
A0~9
23
DQ0~3
9~12,
15~19,
21
4 5 9 8
NCAS0 NCAS1 NRAS NWE
NCAS
8
A10
NWE
5 4
NRAS
+B3
1,13
V
DD
V
SS
14,26
SERVO
CPU
CLV
SERVO
SPPOL
70
SPPOL
TR-
TR+
25
TR- SPOUT
22
SPOUT
TBAL FBAL FO+ FO-
30 31 27 28
TR
V
-
TR
V+
LDON
24 23 38
FO+
FBAL TBAL FO-
TR
V+
TR
V
-
LDON
CP2
6
5
4
CP1
CPC1
SPOUT
1
DR
V
DD
D0~3
2,3,
24,25
RF
VREF
VREF
46
AV
DD
2
+B4
AD PVcc
41
TR+
NRST
69
RFSW
43
EXT0 57
TRAVERSE
MOTOR
M
SPINDLE
MOTOR
M
FEEDBACK
V-I AMP
LASER DIODE
DRIVER
9
12
1
PULSE CONTROL
LOGIC
x 2
MPX
DUTY
RATE
ADJUSTOR
5
3
11 6 4
PCK
LD-OFF
GND
8
C1BB00000695
IC201
LASER POWER
DRIVE
Vcc
13
OPEN
16 14
SEMICONDUCTOR
LASER
PHOTO DETECTOR
FOCUS
COIL
TRACKING
COIL
OPTICAL PICK-UP
OUT2R
41
38
OUT2F
H-BRIDGE
PRE
DRIVER
32 31
IN1F
IN1R
30 29
FO-
FO+
IN2F IN2R
TR-
TR+
OUT3R
37
35
OUT3F
H-BRIDGE
PRE
DRIVER
TRV-
TRV+
CHARGE PUMP
OSCILLATOR
PRE DRIVE PRE DRIVE
LOGIC
PWM
14
33 48 40 47 39 46 43 3 44
VS1
+B5
VS FGND1 W
OUT
VS2
+B5
V
OUT
FGND2
UOUT
VS3
+B5
2
COM
28 27
IN3R IN3F
TR
V
-
TR
V+
8
VG
PVcc/2
MONITOR
PHASE
CONTROL
SLOPE
SIGNAL
MUTE
11 12 34
23
COMN
FIL
S/S
MUTE
VSMON
PC2
X2
RFEQ1
RFEQ2
AMP GCA BCA
AMP GCA BCA
SUBTRA-
CTOR
AMP GCA
VREF
BCA
AMP GCA BCA
22
23
TE
TE IN
TE OUT
EQSW
Vcc
VREF
14
GND
18
DEFLVL
BAND
GAP
16
PDO
WN
PDOWN
IO
V
DD
1
IO
V
DD
2
29 59
R ch
MUTE
LD
+B3
9 36
Vcc PGND3
FG
BRK
10
15
FG
SPPOL
GND
25
24
TGND
PCK
58
EXT1
VREF
+B3
+B5
PC1
NOE
22
POWER
SUPPLY
RFOFF
Q101
OPEN
NRST
PMCK
71
RFOFF
+B6
D101
13
DV
DD
3
53
CLK
26
SL-CT700(GK,GD) BLOCK DIAGRAM