Sharp LC-26SB14U - 26" LCD TV, Service Manual

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A B C D E F G H
A B C D E F G H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC5801 AN5832SA-E1V
BTSC DEMODULATOR IC
1
10
11
12
13
14
15
16 17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
4567
8
9
TU5801 ENG36E19KF
1
11 12 14 15 16 17 18 19
2
20 21
22
23
24
25
3 4 5 7 8 9
L5801
22uHNLV25
L5805
0.22uHLQW18AN
W878
S D
G
Q5802
2SK3019_TL
LEVEL SHIFT
S D
G
Q5801
2SK3019_TL
LEVEL SHIFT
R5809
4.7K
R5822
47
R5820
100
R5819
100
R5823
1K
R5821
47
R5818
3.3K
R5824 47K
R5817
3.3K
R5825 47K
R5811 180K
R5812 100
R5810 100
R5808
4.7K
R5813
3.3K
R5807 100K
R5802
47K
R5801 150K R5804
100
R5803
100
C5817
0.001 B
C5814
33P
CH
C5806 0.1
B
C5805
0.1
50V(1608)
B
C5857 0.1
B
C5856 0.1
B
C5845
0.01 B
C5846
56P
CH
C5844
0.01 B
C5847
0.1
B
C5855
0.1
B
C5853
0.1
B
C5852
0.1
B
C5821
47P
CH
C5822
47P
CH
C5841 10 C
C5840 0.33 B
C5839 3.3
B
C5838 0.1 B
C5837 0.022 B
C5835 0.1 B
C5834 0.033 B
C5833 2.2 B
C5825 4.7 B
C5826 2.2 B
C5827 2.2 B
C5830 2.2 B
C5820
0.33
B
C5824 0.1 B
C5818 0.22 B
C5823 0.33 B
IC2801 R8J66954BG SCALER IC
AA1
AA9
W2
Y2
AA2
AA7
Y1
Y9
AA5
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
C5803
220
6.3V
V-S
C5819 220 6.3V V-S
C5801
220 6.3V V-S
B5804
FCM1608KF-151T06
B5809
FCM1608KF-102T02
B5808
FCM1608KF-102T02
B5802
FCM1608KF-102T02
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN ETANT
ATTENTION
TU_CVBS
TU_I2C_DATA
TU_I2C_CLK
IF_OUT_1 IF_OUT_2
IF_AGC
SIF_OUT
TUNER+30V
D3.3V
D5.0V
GND
IF_AGC
TU_I2C_CLK
TU_AFT
TU_I2C_DATA
SIF_OUT
I2C_DATA
I2C_CLK
TU_AUDIO_R
TU_AUDIO_L
H-18 H-17
FROM/TO SCALER VIDEO/AUDIO
(DIGITAL PCB)
TUNER SCHEMATIC DIAGRAM
TO SCALER VIDEO/AUDIO
NC NC NC
NC(BB) NC NC
SDA SCL +5V +30V TU V_OUT SIF-out AGC IF_OUT IF_AGC
IF_O IF_OUT2 IF_OUT1
NC
NC NC
NC
NC
AFT +5V
0 0 0
2.6 0.2 2.0 1.5 5.0 1.0
31.5
3.3 3.3 2.6 5.0
0
0.9 0.2 0.4
8
PCBDH0
CEG352
NEAR IC2401
TO AV SWITCH2
FROM REGULATOR2
ADIN1
SIDA0
SICL0
L-R RBF
NC
LOUT
ROUT
SPE DEL AGC DET
SPE FIL SCL/STID
PE
GND
SDA/SAPID
STEREO REF
SIF REF
INPUT
NC
VCC
L+R REF PLL
PILOT DET
IIC/PARA
AGC SW
MODE
FOMO
MUTE
SIF/BB
NOISE DET
SAP DET
WB TIME
WB DET
SPE TIME
NC
3.5
3.5
0
2.2
2.2
0
2.4
2.4
0.5
2.9
0.5
5.0
2.9
2.8
2.2
5.0
3.3
5.0
1.7
2.2
2.2
1.3
NC
NC
NC
NC
NC
NC
NC
NC
NC
IF_AGC
ADVREF0
ADVREF1
ADVREF2
ADIN0
VSB_ADC
TUNER_IF
MCUADIN0
MCU_ADC
IIC0
NC
NC
3.3 5.0
3.3
3.3
3.3 5.0
1.6
1.6
1.8
1.6
1.6
3.3
2.8
3.3
3.3