TCL LCD20VSHN, Service Manual

Page: 37 / 80

20’’ LCD TV TCL LCD20VSHN
37
R201
0Ω 1/10W
C215
5P NC
C216
5P NC
C249
0.1uF/16V
DIG1
C290
0.22uF
DIG1
C248
0.1uF
C250
0.1uF
C255
0.1uF
REF
+3.3Vstb
DECDIG 13
+1.8V_1
C292
0.22uF C251 0.1uF/16V
C252
0.1uF
R269
1KΩ 1/10W
GND1
R273
22Ω 1/10W
XTAL2LI 10
+5V_SW1
C247
0.1uF
C244
0.0068uF
R265
12KΩ 1/10W
GND1
C291
0.22uF
C246
0.1uF
+
C224 10uF
GND1
1 2 FB201
1 2 FB202
R284
47KΩ 1/10W
R257
10KΩ
1 2 FB203
R215
10Ω 1/10W
Vdrb 5
R281
4.7KΩ 1/10W
R279
39KΩ
R272
1MΩ 1/10W
C302
0.47uF/16V
R287
680Ω 1/10W
AGC 3
C245
0.01uF
R254
100KΩ 1/10W
INPUT
1
SWITCHING INPUT
2
CHIP CARRIER GROUND
3
OUTPUT
4
OUTPUT
5
U202
MVF38A2D
R213
1.2KΩ
CHIP CARRIER GROUND
3
OUTPUT
4
OUTPUT
5
INPUT CHANNEL1/INPUT GROUND
1
INPUT GROUND/INPUT CHANNEL 2
2
U203
AF38A7DC
+
C218
100uF
R294
0Ω 1/10W
C289
0.22uF
1 2
FB205
600 OHM
+ C225
10uF
VSSP2
T23
VSSC4
R23
VDDC4
R24
VDDA3
P23
VREF_POS_LSL
P24
VREF_HPR
P25
VREF_HPR
N23
VREF_HPR
N25
VREF_POS_HPR
N24
XTALIN
N26
XTALOUT
M26
VGUARD|SWIO
M25
DECDIG
M24
VP1
L23
PH2LF
L26
GND1
L24
SECPLL
K26
DECBG
K25
EWD|AVL
J26
VDRB
J25
VDRA
H26
VIFIN1
K24
VIFIN2
K23
VSC
G26
IREF
H25
GNDIF
J24
SIFIN1|DVBIN1
J23
PH1LF
L25
SIFIN2|DVBIN2
H23
AGCOUT
G25
EHTD
H24
GND1
M23
U401C
LOCI
DIG1
C217 1.5u
Q201
PMBS3904
Q202
PMBS3904 R285
47KΩ
TUNGND
R212
1.2KΩ
SAW_SW 9
C254
0.1uF/16V
L203
0.56uH
IF 3
TUNGND
C253
0.1uF/16V
Title
Size Document Number Rev
Date: Sheet of
T1802-2-X-X-1-070111
B
Decoder-A
AOC (Top Victory) Electronics Co., Ltd.
A3
6
14
Friday , January 19, 2007
1 2 FB207
R223
100Ω 1/10W
+5V_SW
R256
10KΩ
SIFIN2
VIFIN1
VIFIN2
SIFIN1
SIFIN1
SIFIN2
VIFIN1
VIFIN2
1 2 FB204
600 OHM
REF
+
C222 100u/16V
D201
BA792
1
2
X201
24.576MHz
change from +5V_SW
to +5V_SW1 Mar-22-06
R211
1.2KΩ