2-8(No.YA492)
(No.YA492)2-7
MAIN PWB ASS'Y(1/4)
SFT-1051A-U2 [LT-26A70BJ, LT-26A70BU, LT-26A70SJ, LT-26A70SU]
SFT-1052A-U2 [LT-32A70BJ, LT-32A70BU, LT-32A70GU, LT-32A70SJ, LT-32A70SU]
SHEET 3
SHEET 3
SHEET 3
SHEET 3,4
SHEET 3,4
SHEET 2,3,4
SHEET 4
SHEET 2
SHEET 4
SHEET 3
SHEET 3
SHEET 2,3
CONTROL PWB
CN70R
SHEET 6
c10496001a001_1106_1/4_0.0
IC11
AUDIO
SIGNAL
SELECT
&
DSP
R241
C261
R242
C262
L15
C131
C235
C90
C94
C263
R344
IC601
C264
Q605
C343
C610
C265
C240
C609
C266
C623
C624
R245
R246
C230
C228
L604
L603
R247
R248
C229
C231
L601
L602
C206
C205
L17
C190
C204
C611
C622
C132
C202
C612
C613
SCL5
SDA5
C241
C621
C133
C200
C183
C620
C89
R239
C91
L16
R83
R138
C257
C258
R20
X3
C259
C260
TP2
Q18
R82
R59
C150
TP1
R237
L39
C149
C130
C201
TU_AGC
R8
R27
C203
C253
R238
R37
Q17
C88
R296
C92
R297
TU_CVBS
FB50
R623
R617
C626
C618
C616
C614
C615
FB37
FB36
C605
C604
C606
C603
C619
R608
Y603
Y602
Y601
C338
D301
C146
C147
C152
D303
Q39
C342
R331
D302
R618
R249
Q37
TU
U/V TUNER
1
R329
R330
Q38
R328
R327
D602
C151
C238
R55
R89
R303
C273
C337
R88
R302
C272
C340
FB22
C339
R54
R284
R285
D604
C617
S_PWR
Q607
Y613
Q602
Q601
Q606
R601
R602
Q610
R622
R626
D601
R616
S_MUTE
Y611
Y612
Y614
CN0LR
R293
R308
TU_AFT
D57
C305
R312
R314
R90
R310
Q27
R94
C289
C290
R292
C304
C291
L38
R326
R313
R316
Q28
Q26
C255
C256
R240
JP1
JP3
R317
JP2
RESET_L
R621
R619
Q6
Q7
R213
R139
R211
R140
D605
Q609
SCL3
SDA3
Q608
FB23
FB24
HP_DET
KEYB
KEYA
CN00R
C303
POWER AMP
IC601
C302
C301
R605
Y607
R615
Q604
D606
R620
A_MUTE
R606
Q603
R613
R612
R607
R614
D603
C625
FB39
FB40
FB46
FB10
FB61
FB65
FB62
FB63
FB64
Y608
AVL_IN
AVR_IN
SC2_AL_IN
SC2_AR_IN
SC2_AR_OUT
SC2_AL_OUT
SC1_AR_OUT
SC1_AL_OUT
SC1_AL_IN
SC1_AR_IN
HDMI_AR_IN
HDMI_AL_IN
C254
R309
R235
R236
C8
C7
C607
C608
R611
R610
R609
R603
R604
C602
C601
C627
R311
C87
C292
C252
L37
R95
R315
C753
C758
C754
C755
C756
C757
C759
C760
C761
C762
IC13
HP AMP
100
33p
100
33p
.01/16
47/16
.1/16
6800p
56k
6800p
NPN
OPEN
.22/16
3900p
1/16
.22/16
3900p
0.22
0.22
100
100
330p
330p
100
100
330p
330p
10/16
10/16
1000p
10/16
.33/25
0.33
.01/16
.22/16
.22/16
1/16
.22
.01/16
4700p
.22
.1/16
100
.1/16
1k
4.7k
47p
47p
100
1p
1p
OPEN
NPN
1k
10
100/16
OPEN
100
.01/16
220k
100k
OPEN
100
OPEN
NPN
.1/16
0
.1/16
820
OPEN
OPEN
1/16
1/25
1/16
1/16
1/16
1/16
1/25
100K
OPEN
OPEN
OPEN
1/10
1/10
1/10
PNP
100/16
100k
10k
4.7k
PNP
100k
0
47k
0
100/16
OPEN
1k
22
.1/50
47/16
1k
22
.1/50
.0022
.0022
OPEN
0
0
1/16
PNP
0
OPEN
OPEN
OPEN
1K
1K
OPEN
OPEN
56k
100k
0
0
0
100k
100k
OPEN
2.2k
680
1k
330
NPN
1k
.01/16
.01/16
1k
820p
47p
180
2.2k
270
NPN
NPN
.01/16
.01/16
0
OPEN
OPEN
47
OPEN
OPEN
OPEN
4.7k
4.7k
4.7k
4.7k
OPEN
OPEN
OPEN
100p
100p
100p
OPEN
OPEN
2.7k
NPN
OPEN
OPEN
OPEN
NPN
12k
100K
100K
2.7k
.1/25
0
OPEN
OPEN
100
100
OPEN
OPEN
0.01
1/16
100K
100K
100K
33K
33K
100p
100p
OPEN
0.1
47p
18p
1k
270
.1/50
.1/50
.1/50
.1/50
.1/50
.1/50
.1/50
.1/50
.1/50
.1/50
GND
GND
5V0
GND
SCL5
GND
GND
HP_L
HP_R
GND
SP_L
SP_R
SC2_AR_OUT
SC2_AL_OUT
8V0
SC1_AR_OUT
SC1_AL_OUT
5V0
SDA5
SP.GND
5V0
HP_SW
GND
GND
GND
GND
GND
GND
SP.GND
5V0
GND
GND
5V0
SIF
TU_AGC
GND
SCL5
SDA5
GND
GND
TU_CVBS
GND
GND
5V0
TU_AFT
GND
GND
HP_L
SP.GND
GND
GND
KEYA
GND
KEYB
GND
SP.GND
HP_DET
SP.GND
GND
SP.GND
5V0
SP.GND
SP.GND
HP_R
SP.GND
GND
SP.GND
HP_SW
SP.GND
SP.GND
SP.GND
GND
5V0
GND
GND
GND
SP_VCC
GND
GND
GND
SP.GND
GND
GND
SP.GND
GND
SP_VCC
SP.GND
8V0
RESET_L
SCL5
SP.GND
SDA5
SP_VCC
SP.GND
8V0
GND
BT32V
GND
RESET_L
SDA5
5V0_SB
3V3_SB
SDA3
SCL5
5V0_SB
3V3_SB
SCL3
SP.GND
GND
SP.GND
SP.GND
GND
GND
GND
GND
GND
GND
GND
5V0_SB
GND
GND
SP_VCC
GND
GND
GND
SP.GND
5V0_SB
SP_R
SP_L
HDMI_AL_IN
HDMI_AR_IN
AVL_IN
AVR_IN
SC2_AL_IN
SC2_AR_IN
SC1_AL_IN
SC1_AR_IN
SC2_AL_OUT
SC2_AR_OUT
SC1_AL_OUT
SC1_AR_OUT
AVL_IN
AVR_IN
SC2_AL_IN
SC2_AR_IN
SC1_AL_IN
SC1_AR_IN
HDMI_AL_IN
HDMI_AR_IN
SPEAKER
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM (1/4) SHEET1