akira LCT-37KX1DSTP, Руководство по обслуживанию

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A
B
C
D
8 7 6 5 4 3 2 1
D
C
B
A
Title
Number Revision Size
A3
Date: 26-Oct-2006 Sheet of
File: E:\ \Pcb&Sch\ex52-37 .ddb
电视 欧
Drawn By:
VS2_R
VS2_L
YUV2_L
YUV2_R
VS1_R
VS1_L
+
C229
100uF
C202
100nF
C226
0.47uF
C212
330pF
C203
470pF
C204
470pF
+
C234 100uF
C227
0.47uF
C217
0.47uF
C206
470pF
R200
47K
R217
75
+
C231 100uF
R205
47K
L200
120@100M
C223
0.47uF
+
C232 100uF
C209
330P
C228
0.47uF
C222
0.47uF
C221
0.47uF
L202 120@100M
R204
47K
+
C230
100uF
R201
47K
C216
0.47uF
C205
470pF
C224
0.47uF
C214
330P
C213
330P
+
1
1
2
2
E202
10uF/16V
R219
75
R203
47K
R202
47K
C220
0.47uF
R210 33
C215
0.47uF
2Y0
1
2Y2
2
2-COM
3
2Y3
4
2Y1
5
INH
6
GND
7
GND
8
VCC
16
1Y2
15
1Y1
14
1-COM
13
1Y0
12
1Y3
11
A
10
B
9
U200
74LV4052
R206 33
+
1
1
2
2
E201
10uF/16V
L201
120@100M
R208
33
R218
75
C225
0.47uF
C208
470pF
C218
0.47uF
2Y0
1
2Y2
2
2-COM
3
2Y3
4
2Y1
5
INH
6
GND
7
GND
8
VCC
16
1Y2
15
1Y1
14
1-COM
13
1Y0
12
1Y3
11
A
10
B
9
U201
74LV4052
R207 33
R212 33
R209 33
R211
33
C219
0.47uF
C211
330pF
C207
470pF
+
1
1
2
2
E200
10uF/16V
C200
100nF
C210
330P
C201
100nF
5VAA_1
5VAA_1
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
5VAA_2
SW7
SW8
Audio2_R
Audio2_L
SCART1_R_IN
SCART1_L_IN
SCART2_R_IN
SCART2_L_IN
AOUT_L
AOUT_R
SW4
Audio4_R
Audio4_L
SW3
Audio1_R
C2 Y2
SCART3_R_IN
SCART3_L_IN
Audio1_L
CVBS1
CVBS3
SW2
SW5
SW1
CVBS_S
S1_Y
S2_Y
SW1 SW2 CVBS_M
0 0
0
0
1
1
1 1
S1_Y
S2_Y
AV3
AV2 1
YPbPr2
1
1
0
0
SW3
1
AOUT
0
SW4
DIGITAL_TV
0
Audio4
1
SCART1
1
1
0
0
SW7
AV3
1
SCART2
0
SW8
AV2+SVIDEO2
0
Audio2
SW5
0
0
0
0
0 0 1 TV_MAIN
SVIDEO2_Y 1 0 1
AV1+SVIDEO1
VGA AUDIO--R
VGA AUDIO--L
YUV2_R
YUV2_L
Y0
13
Y1
14
Y2
15
Y3
12
Y4
1
Y5
5
Y6
2
Y7
4
VCC
16
COM
3
A
11
B
10
C
9
INH
6
GND
8
GND
7
74LV4051A
U202
IC-4051
GND
SW9
0
0
0
0
0
0
1
X X X NONE
SCART1_R_IN
SCART2_R_IN
SCART3_R_IN
SCART1_L_IN
SCART2_L_IN
SCART3_L_IN
SW7
SW8
C2 Y2
CVBS2
VS1_R
VS1_L
CVBS2
VS2_R
VS2_L
1
2
3
4
5
6
J200
2RCA
Audio1_R
Audio1_L
1
2
3
4
5
6
7
8
PHO100
CON8
S1_Y
S2_Y
CVBS3
CVBS1
Audio2_R
Audio2_L
AOUT_R
AOUT_L
Audio4_R
Audio4_L
SW3
SW4
SW1
SW2
SW5
CVBS_S
1 2 3 4 5 6 7 8 9
CON200
CON9
CVBS1
+
C239 100uF
+
C243
100uF
+
C238
100uF
+
C242
100uF
+
C237
100uF
2Y0
1
2Y2
2
2-COM
3
2Y3
4
2Y1
5
INH
6
GND
7
GND
8
VCC
16
1Y2
15
1Y1
14
1-COM
13
1Y0
12
1Y3
11
A
10
B
9
U203
74LV4052
R222
33
+
C240
100uF
R223
33
+
C241 100uF
+
1
1
2
2
E200
10uF/16V
C200
100nF
GND
GND
GND
Y
C
Y1
C1
Y2
C2
Y3
C3
Y1
Y2
Y3
C1
C2
C3
Y
C
SW10
SW11
SW10
SW11
5VAA_2
C235
0.47UF
C236
0.47UF
D3_R
D3_L
1
SVIDEO1
1
1
0
0
SW10
1
SVIDEO2
0
SW11
AV1
0
Audio4
DIGITAL_TV
R230
47K R233
47K R231
47K R232
47K R228
47K R229
47K
R227
47K
R226
47K
R242
47K
R241
47K
R238
47K
R243
47K
R240
47K
R239
47K
R237
47K
R236
47K
R234
47K
R235
47K
R225
47K
R224
47K
GND
+
C?
CAPACITOR POL
+ C245
100uF/16V
+ C246
100uF/16V
+ C248
100uF/16V
+ C247
100uF/16V
R258
47K R254
47K R256
47K R255
47K R257
47K R252
47K R253
47K R251
47K
R245
47K
R244
47K R246
47K R247
47K R248
47K R249
47K R214
47K
R250
47K
GND
GND