LG Z20LCD1 Service Manual page 43

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+1.8V_1
C215
5P
24.576
X201
DIG1
C216
5P
R273
22
XTAL2LI
DECDIG
+5V_SW
+5V_SW
R223
100
IF
L203
560nH
R212
1
SAW_SW
1.2K
R211
1.2K
TUNGND
C255
C248
C250
C290
C289
0.1uF
0.1uF
0.1uF
0.22uF
0.22uF
REF
DIG1
T23
R23
FB207
600
R24
FB202
600
P23
FB203
600
P24
P25
+3.3Vstb
C222 100u/16V
N23
DIG1
N25
C249
0.1uF
N24
N26
M26
M23
C251
0.1uF
C292 0.22uF
M25
FB201
600
M24
FB205
600
L23
R269 1K
L26
C247 0.1uF
C218
C252
+
100u
0.1uF
GND1
R213
R256
D201
BA792
10K
R285
47K
1
Q202
BC847B
C225
10u
+
Q201
C253
BC847B
0.1uF
C254
0.1uF
U401C
H24
VSSP2
EHTD
G25
VSSC4
AGCOUT
H23
VDDC4
SIFIN2|DVBIN2
J23
VDDA3
SIFIN1|DVBIN1
J24
FB204
VREF_POS_LSL
GNDIF
H25
VREF_NEG_LSR+HPR
IREF
G26
VREF_POS_LSR+HPR
VSC
K23
VREF_NEG_HPL+HPR
VIFIN2
K24
VREF_POS_HPR
VIFIN1
H26
XTALIN
VDRA
J25
XTALOUT
VDRB
J26
R284
47K
GND1
EWD|AVL
K25
VGUARD|SWIO
DECBG
K26
DECDIG
SECPLL
L24
VP1
GND1
L25
PH2LF
PH1LF
LOCI
C244
0.0068uF
GND1
R265
12K
C217
1.5u
- 43 -
1.2K
U202 K3953M
VIFIN2
VIFIN1
U203
K9650M
R294
0
SIFIN2
R201
SIFIN1
0
TUNGND
R254
100K
R287
SIFIN2
SIFIN1
600
C245
REF
R279
39K
0.01uF
R272
1M
VIFIN2
C302 0.33uF
VIFIN1
R215
C224
10u
R257
R281
C246 0.1uF
10K
4.7K
C291 0.22uF
GND1
A O C ( Top V i ct or y) E l ect r oni cs C o. , Lt d.
Title
Size
Document Number
A3
Date:
Friday , April 28, 2006
680
AGC
10
Vdrb
Decoder-A
Rev
1
05
14
Sheet
5
of

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