Service manual

CD-SW250DVD
8 – 6
IC3101 VHiLA9703W/-1:DVD Player Front End Processor (LA9703W)
L-RNS
SRAF
56K
XHTR
BBT
BRFF
AGDF
RGDF
VDC
GU
VCC
CAP
123
4
5 6 7 8 9 10111213141516
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
VCC PDRF
48 47 46
45
44 43 42 41 40 39 38 37 36 35 34 33
PD1 PD2 PD3 PD4
GND FIN1 FIN2 N/C N/C TIN1 TIN2
LDD1 LDS1
LDD2
LDS2
GND
LDTH
LDON1
LDON2
AGOF
DVD/CD
DPD/TE
BCA
N/C
VCC
TH
XHTR
SGC
GU
272P 4.3K
SREF
SREF
SREF SREF
DPD/TE
200KHZ
XHTR
30KHZ
TH
GU
SGC
18P
70K 70K
1K 1K
10P
LDCN1 LDCN2 AGDF GU DVD/CD DVD-TE VOC TH XHTR SGC
BST
FCFEEL
BST
FC FEBL
TEEL
TEBL CP RREC
FE TE WO PP PPN WOC ISET
N/C
N/C
N/C
RFP
CAO
VCC
CAN
GND
FSET
PREF
RFN
RFON
RFOP
PHC
SREF
LPC
BH PH SREFI
SREF
TEEL TEEL
PREF
680 680
LDCN1
LDCN2
VOC
LDTH
56K
SGC
GU
SGC
GU
FERL FERL
PREF
47K 47K
1K
87P
87P
25K 25K
1K
1K
1K
GU
FCDVD/CD
PH
EQ
DPD
PH BH
LPF1 LPF2
LA9703W
APC APC
Figure 8-4 BLOCK DIAGRAM OF IC