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Major Ic Internal Block Diagram And Pin Description - LG GCC-4241N Service Manual

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MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION

IC101 (AN22107A) : RF Signal Processor for Drive
Block Diagram
WBL
76
SCFCLK
77
Comp. BPF
(NC4)
78
CLK
gen.
WSH
79
SSH
80
CLKO
GND1
81
AIN
82
BIN
83
CIN
84
DIN
85
EIN
86
GIN
87
GIN
88
HIN
89
HDVREF
90
F01
91
VGA
F02
92
offset
TR1
93
TR2
94
TR3
95
TR4
96
TR5
97
TR6
98
VCC4
99
SERVO
TEZX
100
Band-gap
Ref-current
WOBBLE
CLKO
RECD
S/H
AGC
SERVO
Focus error
SSD, ASD, DASD, NE
Tracking error
DPP, PP
DPD
AS, TC, LE
&
Comparator
MPX
RECD
RFSUM
RRF, WRF signal
MPX
CLKO
ADO-MONO-2
TOK
CD APC
DVD
DAC
LPC
AGC, EQ
AGC
EQ
DET
BDO, OFTR
MIRROR
OPC/RFENV
RFENV
ROPC
LOGIC
Serial-I.F
STANBY
Read APC
DAC
Write APC
DAC
50 (NC2)
49 VCC5
48 BMC
47 PKC
46 RFENV
45 CDEFECT
44 GND2
43 ROPCSH2
/DTRD
42 ROPCSH1
/IDGT
41 OFTR
40 BDO
39 VDD
38 (NC1)
37 SCK
36 SEN
35 STDIO
34 TOK
33 XWTGT
32 ADCLR
31 ADCK
30 VSS
29 XSTANBY
RAPC
28 /VFOSHORT
27 WAPC
26 VCC3
25

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