LG Z15LCD1 Service Manual - Page 42

Decoder-c

Page 42 highlights

change from +5V_SW to +5V_SW1 Mar-22-06 +5V_SW1 Hout VIN UIN YIN YOUT UOUT VOUT FBLIN PR_CR HD_Y PB_CB R286 47K + C221 100u C279 0.1UF SANDC FB213 600 R309 R307 R308 R232 100 NC C270 0.1UF NC C272 0.1UF NC C274 0.1UF R275 GND5 27K R262 10K REF R220 10 GND5 C271 0.1UF C281 0.1UF C284 0.1UF C266 0.1UF U401E B17 SVM B16 FBISO|CSY A16 HOUT C15 VSSCOMB D15 VDD_COMB B15 VIN A15 UIN B14 YIN E26 YSYNC F26 YOUT T25 UOUT T26 VOUT U24 INSSW3 U23 R|Pr|N3 V24 G|YIN3 V23 B|Pb|N3 C320 nc C321 nc C322 nc LOCI REF reduce NOISE effect + C220 100u C283 0.1uF C265 0.1uF C219 100u DIG4 + C273 0.1uF DIG3 +1.8V_2 +3.3Vstb VDDadc VSSadc VDDA2 VDDA GNDA VREFAD VREFAD_POS VREFAD_NEG VDDA1 BO GO RO BLKIN BCLIN VP3 GND1 T16 T15 R16 R15 P16 P15 N15 N16 M16 Y25 Y23 Y24 W23 W24 L16 L15 FB214 600 FB216 600 DIG5 R219 100 R218 100 R221 100 C297 0.22uF +5V_SW1 FB211 600 + C228 470u C269 0.1UF + C230 10u C238 0.001uF C278 C212 0.1uF 47pF C213 47pF C214 47pF VDDA1 C268 0.1uF + C229 C275 10u 0.1uF REF DIG1 change from 10 uF to 470 uF Mar-23-06 GND3 change from +5V_SW to +5V_SW1 Mar-22-06 FB210 600 FB215 600 FB217 600 C239 0.001uF BOUT GOUT ROUT C277 C282 C280 0.1uF 0.1uF 0.1uF REF SANDC YOUT +8V FB212 600 R209 0 R237 100 R236 100 R235 100 C227 + 10u C267 C276 0.1uF 0.1uF U201 2 10 2 10 12 12 13 20 13 23 24 23 24 8 15 VCC UIN 9 DECDIG VIN GND3 UOUT VOUT 1 3 SC SCL 11 14 4 ADEXT1 SDA 5 6 7 18 ADEXT2 ADEXT3VOUT UOUT YIN YOUT ADR SOUT 16 17 19 21 22 VEE CF R233 100 R234 100 R229 100 R230 100 R231 100 SCL SDA VIN UIN YIN TDA9178T/N1 C310 22pF C311 22pF C312 22pF GND3 AOC (Top Victory) Electronics Co., Ltd. Title Size A3 Date: DECODER-C Document Number 07 Monday, April 24, 2006 Sheet 7 of Rev 1 14 - 42 -

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- 42 -
REF
ROUT
C238
0.001uF
R237
100
SANDC
UIN
FB214
600
C279
0.1UF
C297
0.22uF
R286
47K
DIG3
UOUT
R262
10K
R309
NC
YOUT
C271
0.1UF
GND3
R231
100
VOUT
+5V_SW1
VOUT
FB216
600
C274
0.1UF
DIG5
+
C221
100u
R220
10
+
C219
100u
C311
22pF
GND3
+
C230
10u
DIG4
VIN
FB217
600
GND3
C212
47pF
C265
0.1uF
C283
0.1uF
C320
nc
07
1
DECODER-C
AOC (Top Victory) Electronics Co., Ltd.
A3
7
14
Monday, April 24, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
R209
0
R221
100
DIG1
+
C220
100u
+5V_SW1
FB210
600
+3.3Vstb
R236
100
C269
0.1UF
C278
0.1uF
C266
0.1UF
YIN
+
C229
10u
R235
100
GND5
GOUT
SANDC
C275
0.1uF
change from +5V_SW
to +5V_SW1
Mar-22-06
Hout
FB211
600
REF
C270
0.1UF
R234
100
R229
100
C272
0.1UF
VIN
reduce NOISE
effect
UIN
C276
0.1uF
C214
47pF
C310
22pF
+8V
FB212
600
C312
22pF
FB213
600
C321
nc
YOUT
C280
0.1uF
R233
100
R218
100
C284
0.1UF
R307
NC
R219
100
PB_CB
change from +5V_SW
to +5V_SW1
Mar-22-06
U401E
LOCI
B17
B16
A16
C15
D15
B15
A15
B14
E26
F26
T25
U24
U23
V24
V23
L16
W24
W23
Y24
Y23
Y25
M16
N16
N15
P15
P16
R15
L15
R16
T15
T16
T26
SVM
FBISO|CSY
HOUT
VSSCOMB
VDD_COMB
VIN
UIN
YIN
YSYNC
YOUT
UOUT
INSSW3
R|Pr|N3
G|YIN3
B|Pb|N3
VP3
BCLIN
BLKIN
RO
GO
BO
VDDA1
VREFAD_NEG
VREFAD_POS
VREFAD
GNDA
VDDA
GND1
VDDA2
VSSadc
VDDadc
VOUT
BOUT
C267
0.1uF
R308
NC
C239
0.001uF
PR_CR
YIN
C281
0.1UF
R275
27K
+1.8V_2
VDDA1
+
C228
470u
R230
100
GND5
R232
100
change from 10 uF to 470 uF Mar-23-06
SCL
C282
0.1uF
HD_Y
FB215
600
C277
0.1uF
REF
REF
U201
TDA9178T/N1
2
10
12
13
23
24
8
9
11
14
16
17
19
21
22
20
15
1
3
4
5
6
7
18
2
10
12
13
23
24
UIN
VIN
SCL
SDA
VOUT
UOUT
YOUT
SOUT
CF
VCC
DECDIG
SC
ADEXT1
ADEXT2
ADEXT3
YIN
ADR
VEE
UOUT
FBLIN
C268
0.1uF
C322
nc
SDA
C273
0.1uF
C213
47pF
+
C227
10u