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

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