Sharp CD-BK100W Service Manual page 48

CD-BK100W/CD-BP90W
IC2 VHiLC78641E-1: Servo/Signal Control (LC78641E)
PCKIST
PH(RFENV)
ADAVDD
ADAVSS
IC1 VHiLA9235M-1: Servo Amp. (LA9235M)
FIN1 1
FIN2 2
TIN1 3
TIN2 4
REF1 5
VREF 6
LDS 7
LDD 8
GND 9
LDOF 10
ODRV 11
AGON 12
EFBL 13
TESTO 14
TESI 15
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PDO1
1
PDO2
2
VVSS 3
4
VVDD 5
FR 6
HFL 7
SLCIST
8
SLCO
9
EFMIN 10
JITTV 11
JITTC 12
LC78641E
BH 13
14
FE
15
TE
16
VREF 17
18
19
PHREF 20
BHREF 21
TBLO
22
TDO
23
FDO
24
LA9235M
REF
REF
REF
REF
REF
APC
ODRV
AGCON
REF
LPF
REF
Figure 48 BLOCK DIAGRAM OF IC
64
63
62
61
61
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
ODRV
REF
AGCON
REF
PH
BH
ODRV
PH/BH
REF
LPF
REF
REF
LPF
REF
REF
REF
– 48 –
SBCK
PW
SBSY
SFSY
16M
DATA
DATACK
LRSY
ASDFIN
ASDACK
ASLRCK
XVSS
XOUT
XIN
XVDD
RVDD
RCHO
RVSS
LVSS
LCHO
LVDD
MUTER
MUTEL
EMPH
30 VCC
29 RFSW
28 RF-
27 RF
26 NC
25 PH
24 BH
23 NC
22 RFEV
21 FE-
20 FE
19 TE-
18 TE
17 HFL
16 TEST