Read Sharp LC-46DH66 (serv.man8) Service Manual online
LC-46DH65E/S, LC-46DH66E
7 – 2
[2] SCHEMATIC DIAGRAM
1
2
3
10
9
7
6
5
4
8
J
A
B
C
D
E
F
G
H
I
13
11
19
18
16
15
14
12
17
MAIN Unit-1
D5V
D1.2V
R7511
2.2K
2.2K
2
1
3
4
FB7501
0210TA
C7536
0.1u
0.1u
Z
25V
SIF
TUNER_CVBS
D5V
SCL1
SDA1
+5V(CONT)
FECLK
FE_RST
FESTR_PSYNC
FERR_UNCOR
FEVAL_DEN
AGC_SEL
FED_D
C7529
0.1u
0.1u
Z
25V
C7531
0.1u
0.1u
Z
25V
C7530
0.1u
0.1u
Z
25V
C7533
1000P
1000P
N_TUNER_INT
D3.3V
R7512
1K
C7516
100P
(CH)
100P
(CH)
C7502
1000P
TU7501
AA019WJQZ
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)
AK4255ET
1
SDA
2
VSS
3
VDD
4
VIN
5
VOUT
6
CAD
7
PDN
8
SCL
R7521
330
C7540
0.1u
Z
25V
R7518
10K
R7519
3.9K
3.9K
R7522
150
150
C7538
10u
16V
KZA237WJ
10u
16V
KZA237WJ
Q7503
2SC3928AR
C7528
0.1u
0.1u
Z
25V
C7537
0.01u
0.01u
25V
R7524
47
2
1
3
4
R7525
47
47
R7531
47
47
C7549
22P
(CH)
22P
(CH)
C7550
22P
(CH)
22P
(CH)
R7530
10K
10K
C7548
0.01u
25V
L7508
10uH
SBN
C7547
0.1u
25V
0.1u
25V
Z
C7545
100u
16V
RML
16V
RML
C7511
0.01u
25V
0.01u
25V
C7515
470u
16V
RMZ
RMZ
C7508
100u
16V
RML
16V
RML
C7501
33u
10V
RML
33u
10V
RML
D8V
R7527
10K
10K
TL7504
TL7503
TL7521
TL7505
TL7516
TL7520
TL7509
TL7502
TL7519
TL7501
TL7522
TL7512
TL7511
TL7508
TL7510
TL7515
TL7507
TL7506
TL7513
TL7514
D1.8V
C7518
10u
16V
16V
KZA510WJPZ
C7520
10u
10u
16V
KZA510WJPZ
KZA510WJPZ
C7527
0.1u
0.1u
Z
25V
TL7517
C7522
10u
16V
10u
16V
KZA237WJ
C7532
0.1u
0.1u
Z
25V
TL7518
C7526
10u
16V
10u
16V
KZA237WJ
C7525
10u
16V
10u
16V
KZA237WJ
C7524
10u
16V
10u
16V
KZA237WJ
R7523
6.8K
6.8K
C7539
0.027u
10V
C7534
1000P
1000P
C7541
0.1u
25V
0.1u
25V
Z
C7542
0.1u
25V
0.1u
25V
Z
C7544
18P
(CH)
18P
(CH)
C7543
18P
(CH)
18P
(CH)
X7501
SCA112WJ
20.25MHz
SCA112WJ
20.25MHz
FED_D
FESTR_PSYNC
FEVAL_DEN
FECLK_H264
R7547
47
47
R7548
47
47
TL7523
TL7524
TL7525
TL7526
DRX3913K
1
I2S_WS
2
VDDL
3
VSSL
4
GPIO1
5
MSTRT
6
MERR
7
VSSH
8
VDDH
9
MCLK
10
MVAL
11
MD_0
12
MD_1
13
MD_2
14
MD_3
15
VSSL
16
VDDL
17
VSSH
18
VDDH
19
MD_4
20
MD_5
21
MD_6
22
MD_7
23
I2C_SCL1
24
I2C_SDA1
25
VSSH
26
VDDH
27
VDDL
28
VSSL
29
VSYNC
30
GPIO2
31
SAW_SW
32
RSTN
33
RF_AGC
34
IF_AGC
35
VSSAL_AFE1
36
VDDAL_AFE1
37
VDDAH_AFE1
38
VSSAH_AFE1
39
INN
40
INP
41
VSSAH_CVBS
42
VDDAH_CVBS
43
CVBS
44
SIF
45
VSSAL_AFE2
46
VDDAL_AFE2
47
PDP
48
PDN
49
XI
50
XO
51
VSSAH_OSC
52
VDDAH_OSC
53
VDDH
54
VSSH
55
VSSL
56
VDDL
57
TDO
58
TMS
59
TCK
60
TDI
61
I2C_SDA2
62
I2C_SCL2
63
I2S_CL
64
I2S_DA
R7553
47
47
CODEC_RST
R7555
10K
FERR_UNCOR
C7546
0.1u
Z
25V
R1173S12
1
VOUT
2
GND
3
NC
4
CE
5
GND
6
VDD
D1.2V
TXA026WJ
1
2
3
4
5
6
Q7504
DTA124EKA
R7544
10K
10K
R7560
560
560
R7561
560K
560K
R7509
0
R7508
0
TO MAIN16(POWER2)
TO MAIN3(AUDIO)
TO MAIN2(TERMINAL)
TO MAIN17(H264DEC)
TO MAIN9(CPU)
TO MAIN12(CPLD)
TO MAIN7(UCON)
TO MAIN14(EXBUS)
TO MAIN16(POWER2)
IC7503
IC7508
IC7502
Q7505
MAIN1(TUNER)
3.3
0
5
1.8
1.12
0
0
3.3
1.6
4.8
2.3
01
.25
000003
.3
00000001
.25
0
3.3
0
0
0
0
3.3
3.3
0
3.3
1.25
0
0
3.3
0
3.3
0
2.6
0
1.2
3.3
0
0.7
0.7
0
3.3
0
0
0
1.2
1.7
1.7
1.83
1.86
0
3.3
3.3
0
0
0
0
3.3
3.3
3.3
3.3
3.3
0
0
0
0
0
0
3.3
5
!
AND SHADED COMPONENTS=SAFETY RELATED PARTS
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