Sharp LC-26D44

Training course: D44
62
SEES Engineering Department
6. Electrical Diagrams
VIN1
FEVALID
TSCL
TSDA
FESTROUT
DTI2CSEL
FE_SCL
FERESET
FE_SDA
SIF
IFAGCI
SCL3
SDA3
VIN7
FERESET
HPOUTL
HPOUTR
VIN7
VIN8
EXT_DTV
DTI2CSEL
SDA3
SDA3 SCL3
HPOUTL
HPOUTR
HP_MUTE
SV1JSW
HP_MUTE
HP_PLG
IFAGC
VIN8
HP_PLG
EXT_DTV
FE_SDA FE_SCL
B+ANT5V
DTV_CVBS
DTV_CVBS
SV1JSW
SIF
VIN1
3.3V
B+5V
S+8V
C254
0.1u
25V
Z
R228
10K
R229
180
C253
0.1u
25V
Z
C207
470u
16V
ASX
R209
1K
Q202
RN4904
123
456
C220
0.1u
25V
Z
L207
2.2uH
CNN
C209
0.01u
25V
TL204
R204
0
C210
0.01u
25V
Q262
RN4904
123
456
LV4053FT
1
1Y
2
0Y
3
1Z
4
ZC
5
0Z
6
INH
7
VEE
8
G
9
C
10
B
11
A
12
0X
13
1X
14
XC
15
Y1
16
VDD
FB201
0210TA
R283
3.3K
TL207
C242
0.1u Z
25V
TL202
C201
33u
10V
ASX
TL214
TL203
TL201
TL216
TL206
R222
4.7K
2
13
4
R218
150
TL205
SSM6J51TU
1
D
2
D
3
G
4
S
5
D
6
D
TL209 TL210 TL208
C219
0.1u
25V
Z
TL232
TL212
C248
1000P
L206
2.2uH
CNN
C245
0.1u Z
25V
C249
1000P
C243
0.1u Z
25V
C236
0.1u Z
25V
C228
0.1u Z
25V
C229
0.1u Z
25V
C230
1000P
R232
10K
R231
10K
R230
10K
R234
10K
L205
2.2uH
CNN
C244
1000P
C237
0.1u Z
25V
R236
47
R237
47
R238
47
R239
47
1
2
3
4
5
6
7
8
C231
1000P
C246
0.1u Z
25V
R226
560
R227
560
C233
0.1u Z
25V
L204
2.2uH
CNN
C239
1000P
C235
0.1u Z
25V
C241
1000P
L203
2.2uH
CNN
X201
SCA039WJ
C250
10P
(CH)
C251
10P
(CH)
C252
1000P
C247
0.1u Z
25V
R240
47
1
2
3
4
5
6
7
8
C226
0.1u Z
25V
C224
0.1u
25V
Z
PQ1M335M
1
Nr
2
GND
3
Vc
4
VIN
5
Vo
C214
0.01u
25V
C222
0.1u
25V
Z
C225
0.01u
K
C221
10u
KZA510WJPZ
16V
IXB964WJ
1 RF_LEVEL
2 VDDA2V5
3OP
4OM
5 VDDA2V5_ISO
6 VDDA2V5
7REFF
8REFM
9 INCM
10 IM
11 IP
12 VDDA1V
13 VDDA2V5
14 XTAL0
15 XTAL1
16 VDDA2V5
17
AGCBB
18
AGCRF
19
VDD1V
20
SCLT
21
SDAT
22
VDD0V0
23
AUX_CLK
24
VDD1V
25
CS0
26
CS1
27
D RCLK
28
VDD3V3
29
SDA
30
SCL
31
VDD1V
32
RESET
33D0
34VDD3V3
35D1
36D2
37D3
38VDD1V
39D4
40D5
41VDD3V3
42D6
43D7
44CLK_OUT
45VDD1V
46STR_OUT
47D8
48ERROR
49
GPIO1
50
VDD3V3
51
VDD1V
52
GPIO8
53
GPIO7
54
GPIO6
55
VDD1V
56
VDD3V3
57
GPIO5
58
GPIO4
59
GPIO3
60
GPIO2
61
GPIO0
62
VDD1V
63
VDD3V3
64
SCANMODE
MM3271AN
1
VDD
2
GND
3
CE
4
NC
5
VOUT
BH25FB1G
1
Vin
2
GND
3
Vc
4
Nr
5
Vo
C255
0.01u
K
FECLK
FED0
FED1
FED2
FED3
FED4
FED5
FED6
FED7
FEVALID
FERESET
FE_SCL
FE_SDA
FESTROUT
DTI2CSEL
FEERROR
TL215TL213
B+ANT5V
B+5V
IFAGCI
SIF
VIN1
SCL3
SDA3
R1011
100
R1017
100
C1011
10u
16V
KZA510WJPZ
C1017
0.1u
CYB
C1007
0.1u
25V
Z
R1010
3.9K
R1006
6.8K
C1005
0.01u
25V
C1008
10u
16V
KZA510WJPZ
C1006
0.1u
CYB
C1018
10u
16V
KZA510WJPZ
22u
35V
C1010
ASX
22u
35V
C1009
ASX
R1020
1.2K
R1015
82 1/2W
R1018
10K
C1015
33P
(CH)
R1019
1.2K
C1016
33P
(CH)
NJM4558M
1234
5678
R1016
10K
C1012
47u
16V
ASY
R1022
10K
2
1
3
4
C1013
47P
(CH)
C1014
47P
(CH)
22u
16V
C1019
ASX
R1013
56
1/4W
R1012
56
1/4W
R1014
1.8K
2
1
3
4
R1021
10K
2
1
3
4
R1023
10K
2
1
3
4
S+8V
DTV_CVBS
HPOUTL
HPOUTR
VIN7
VIN8
IN3R
IN3L
EXT_DTV
SV1JSW
Q1001
IMH23T110
123
456
R223
22
2
1
3
4
R233
22
2
1
3
4
R206
22
2
1 3
4
HP_MUTE
HP_PLG
L263
12uH
CNN
C271
100u
16V
ASX
C269
0.1u
25V
Z
TL211
TU201
AA019WJQZ
1
DC-POW
2
RF-AGC
3
MB(IF5V)
4
SIF
5
AFT
6
VIDEO-OUT
7
AS
8
SCL
9
SDA
10
AGC
11
MB(5V)
12
NC
13
NC
14
GND
15
IF-AGC
16
IF(D2)
17
IF(D1)
TL231 TL219
R213
10K
R212
150
Q203
2SC3928AR
R211
3.9K
R214
330
C213
0.01u K
P1001
MA012WJ
TO MiniAV
1
HP_R
2
GND
3
HP_L
4
GND
5
HP_PLG
6
IN3R
7
GND
8
IN3L
9
GND
10
CVBS
11
GND
12
S_C
13
GND
14
S_Y
15
S_PLG
TL1001
TL1002
TL1003
TL1004
TL1005
TL1007
TL1008
TL1010
TL1011
TL1006
TL1009
TL1012
TL220
NJM2234V
1
IN1
2
SW1
3
IN2
4
SW2
5
IN3
6
Vcc
7
OUT
8
GND
C215
10u
16V
KZA510WJPZ
C238
10u
16V
KZA510WJPZ
C240
10u
16V
KZA510WJPZ
C227
10u
16V
KZA510WJPZ
C232
10u
16V
KZA510WJPZ
C234
10u 16V
KZA510WJPZ
C218
10u
16V
KZA510WJPZ
C223
10u
16V
KZA510WJPZ
TL222
TL223
TL224
C1032
10P
(CH)
R1036
160 F
R1035
33
F
R1033
10K
C1031
47P
(CH)
10u
16V
C1034
ASX
10uH
L1031
D9Mj
C1033
47P
(CH)
Q1031
2SC3928AR
R1032
330
F
R1031
330
F
FB1031
A188WJ
R1034
10K
C1035
10u
16V
KZA510WJPZ
C216
0.1u
C217
0.1u
C256
0.1u
TL217
()
TO MAIN6(DTV CI)
TO MAIN4(DTV STI5105)
TO MAIN8(UCON/PANEL_IF)
TO MAIN7(VCT-PRO)
TO MAIN10(POWER SUPPLY)
TO MAIN2(TERMINAL)
(SW1.SW2)=
00: 1 CVBS
10: 2 S-VIDEO
*1: 3 DTV CVBS
!*
DUNTKE449WE01
IC203
IC261
IC202
IC207
IC205
IC204
IC1002
VD
IC1001
5.18
(0)
5.12
(0.02)
5.12
(0.02)
00
(3.3)
0
(5.09)
(0)
5.18
(0)
5.18(0) 5.12
(0)
5.12
(0)
0
(5.1)0
0
(3.3) (0)
3.3 0 0
00
00
0
(5.09)
0
(5.09)
0
(5.09)(0)
3.30
(3.3)
(0)
3.3
(0)
3.3
(0)
5.16
(0)
5.18
(0)
5.18 0
(5.1)
(0)5.18
(0)
5.18
(0)
5.18
0
0
(1.77)
0
(1.75)
0
0
0
(0.83)
0
0
(3.36)
0
(1.7)
0
(1.7)
0
0
(3.29)
0
(1.74)
0
(0.8)
0
0
00
(3.3)
0
(3.3)
0
(3.3)
0
(3.3)
0
(3.35)
0
(0.1)
00
(1.5)
0
(1.5)
0
(1.5)
0
(0.74)
0
(1.5)
00
(1.5)
0
(1.5)
0
(1.5)
0
(1.5)
0
(3.35)
0
(1.7)
0
0
(0.7)
0
(1.74)
0
0
0
(3.3)
0
(3.3)
0
(3.35)
0
(3.3)
0
0
(1.6)
0
(1.6)
0
(1.6)
0
(1.2)
0
(3.3)
0
(3.35)
00000
(1.74)
0
(1.7)
000
(1.76)
0
(0.4)
0
(0.9)
0
4.2 4.2 4.0 0
4.04.24.28.0
1.6
4.8
2.3
1.79
5.18
2.5
Main 1/13 (TUNER.OFDM) Schematic Diagram
TUNER ATV/DTV
OFDM DECODER
ATV/DTV TUNER SELECTOR
HEADPHONES
AMPLIFIER
VIDEO SELECTOR CVBS EXT3/
SVIDEO EXT3/CVBS DTV