Sharp CD-MPS700 Service Manual page 79

IC1 VHiLC78648E-1: CD Servo (LC78648E)
PHLPF/RFMON
80 79 78 77 76 75 74
AVDD1
1
SLCO 2
EFMIN 3
RF
4
5
LPF
JITTC 6
7
AIN
CIN 8
9
BIN
10
DIN
11
FEC
12
13
VREF
EIN 14
15
FIN
16
TEC
TE 17
18
TEIN
19
LDD
LDS 20
21 22 23 24 25 26 27
MONITOR
PHLPF/RFMON
VREF
VREF
LDD
APC
LDS
LPF
RF SIGNAL
RF
PROCESSOR
AIN
CIN
BIN
DIN
FEC FOCUS ERROR
PROCESSOR
EIN
FIN TRACKING ERROR
TEC
PROCESSOR
TE
TEIN
JITTER/DETECT
JITTC
SLCO
SLICE LEVEL
EFMIN
CONTROL
PDO1
PDO2
PLL
PCKIST
VVDD
VVSS
XVDD
RAM
XVSS
XIN
CLOCK
XOUT
GENERATOR
F16MIN
F16MOUT
ASLRCK EXTERNAL
ASDACK
AUDIO IN
ASDFIN
RVDD
RCHO
LPF
LRVSS
LCHO
LVDD
RESB
TEST
IOMODE
Figure 8-3 BLOCK DIAGRAM OF IC
73 72 71 70 69 68 67 66 65 64
LC78648E
28 29 30 31 32 33 34 35 36 37
A/D A/D
SERVO
PROCESSOR
AUTO RAM
ADJUST
TRACK RUPTURE
JUMP DEFECT
CLV
DRF
CAV
CONTROL
CPU I/F
PORT
FRAME SYNC
DETECT,PROTECT,
INSERT,
EFM DECODE
ERROR
CORRECTION
MONITOR SIGNAL
SELECTOR
INTERPOLATION
MUTE
SUBCODE DECODE
ATTENUATION
CRC & TEXT
AUDIO OUT
8FS DIGITAL
FILTER
DEEMPHASIS
SERIAL
OUT
1bit DAC
8 – 3
CD-MPS700
63 62 61
60
DVDD
59
DATA
58
DATACK
57
LRSY
56
ASDFIN
55
ASDACK
54
ASLRCK
53
F16MOUT
52
OUT1
51
F16MIN
50
IOMODE
49
XVDD
48
XIN
47
XOUT
46
XVSS
45
RVDD
44
RCHO
43
LRVSS
42
LCHO
41
LVDD
38 39 40
FDO
TDO
SPDO
SLDO
AVDD1
AVSS
AVDD2
DEFECT
DRF
VPB
CL
CE
DI
DO
WRQB
CONT1~6
OUT1
FSEQ
FSX
EFLG
C2F
MONI1~5
DOUT
LRSY
DATACK
DATA
DVDD
DVDD
DVSS
DVSS