Sharp CD-XP200 Service Manual page 47

IC1 VHiLC78645NE1: CD Servo (LC78645NE)
SLCO
SLCIST
EFMIN
RF
RFVDD
RFVSS
FIN1
FIN2
TIN1
TIN2
VREF
REF1
FE
TEC
TE
RFMON
JITTC
ADAVDD
ADAVSS
TDO
80 79 78 77 76 75 74
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21 22 23 24 25 26 27
+
FIN1
–
MIX
+
–
FIN2 +
LPF
–
TIN1 +
+
TBAL
–
+
TIN2
TBAL
–
LEVEL SET
REF1
RAM
DETECT
SERVO PROCESSOR
A/D
ADIN
ADAVDD
ADAVSS
JITTER
JITTC
DETECT
SLCO
SLICE LEVEL
EFMIN
CONTROL
SLCIST
PCK
PDO1
PDO2
PLL
FR
PCKIST VCEC
VVDD
CLV,CAV
VVSS
CONTROL
SBCK/FG
XIN
XOUT
CLOCK
16MOUT
XVDD
GENERATOR
XVSS
*RES
*WRQ
CL
COMMAND
CE
DI
INTERFACE
DO
VDD5V
GENERAL-PURPOSE
CONT1, 2, 3
CONT4, 5 PORTS
SBCK/CONT6
8FS
DIGITAL FILTER
1bit DAC
TEST
Figure 47 BLOCK DIAGRAM OF IC
73 72 71 70 69 68 67 66 65
LC78645NE
28 29 30 31 32 33 34 35 36
AGC EQ PH
BH
LPF SW
+
– –
LPF +
+
– –
MONI
–
+ CONT
TRACK JUMP
APC
AUTO ADJUST
SW
D/A
S/H
DRF
RUPTURE DEFECT
FRAME SYNC
DETECT,PROTECT INSERT,
EFN DECODE
SUBCODE DECODE CRC
MONITOR SIGNAL SELECTOR
RAM
ERROR
CORRECTION
AUDIO CD
AUDIO OUT
INTERPOLATION
SERIAL
MUTE
OUT
ATTENUATION
DEEMPHSIS
EXTERNAL
LPF
AUDIO IN
– 47 –
CD-XP200/CD-XP2200
64 63 62 61
60 DATA
59 BCK
58 LRCK
ASDFIN
57
56 ASDACK
55 ASLRCK
54
16MOUT
53 EFLG
52
C2F
51
XVSS
50
FSX/16MIN
49
XIN
48
XOUT
47 XVDD
46
RVDD
45
RCHO
44
RVSS
43
LVSS
42 LCHO
41
LVDD
37 38 39 40
RFVDD
RFVSS
RFMON
VREF
LDD
LDS
FD0
TD0
SLD0
SPD0
GPDAC
DRF
VDD
FSEQ
V/*P
VDD
VSS
MONI1~5
FSK/16MIN
C2F
EFLG
DOUT
LRCK
BCK
DATA
ASLRCK
ASDQCK
ASDFIN