LC-32D12E - Sharp TV Service Manual (repair manual). Page 2

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TABLE OF CONTENTS
1.
INTRODUCTION...................................................................................................................... 4
1.1.
General Block Diagram.................................................................................................. 5
1.2.
MB61 Placement of Blocks............................................................................................ 6
1.
TUNER(TU102)......................................................................................................................... 7
1.1.
General description of Samsung DTOS403LH121B: .................................................... 7
1.2.
Features of DTOS403LH121B: ..................................................................................... 7
1.3.
Pinning: .......................................................................................................................... 8
2.
SAW FILTER – Audio – Epcos K9656M(Z101) ...................................................................... 9
2.1.
Standart........................................................................................................................... 9
2.2.
Features .......................................................................................................................... 9
2.3.
Pin configuration ............................................................................................................ 9
2.4.
Frequency response ........................................................................................................ 9
3.
SAW FILTER – Video – Epcos K3958M(Z102) .................................................................... 10
3.1.
Standart......................................................................................................................... 10
3.2.
Features ........................................................................................................................ 10
3.3.
Frequency response ...................................................................................................... 11
4.
AUDIO AMPLIFIER STAGE WITH MAX9736 ................................................................... 12
4.1.
General Description...................................................................................................... 12
4.2.
Features ........................................................................................................................ 12
4.3.
Absolute Ratings .......................................................................................................... 13
4.3.1.
Electrical Characteristics.......................................................................................... 13
4.4.
Pinning ......................................................................................................................... 16
5.
POWER STAGE ...................................................................................................................... 17
6.
MICROCONTROLLER – MSTAR(U157) ............................................................................. 19
MSD9WB7GX-LF-2.................................................................................................................... 19
6.1.
MSTAR Block Diagram............................................................................................... 22
6.2.
Reset Circuit................................................................................................................. 23
7.
CI INTERFACE....................................................................................................................... 23
7.1
Block Diagram ............................................................................................................. 23
7.1
CI Interface Power Switch ........................................................................................... 23
8.
USB INTERFACE ................................................................................................................... 24
9.
DDR2 SDRAM 8M × 4 BANKS × 16 BIT (W9751G6JB) (U154, U155) ............................. 24
9.1.
General Description...................................................................................................... 24
9.2.
Features ........................................................................................................................ 25
9.3.
Electrical Characteristics.............................................................................................. 25
9.4.
Pinning ......................................................................................................................... 26
Headphone Amplifier-TDA1308 ................................................................................................. 27
Demodulators ............................................................................................................................... 28
MSB1210 ................................................................................................................................. 28
MSB1222 ................................................................................................................................. 30
CXD2820D............................................................................................................................... 31
10.
SERVICE MENU SETTINGS............................................................................................. 33
10.1. Video Settings .............................................................................................................. 34
10.2. Audio Settings .............................................................................................................. 35
10.3. Options ......................................................................................................................... 36
10.4. Tuning Settings ............................................................................................................ 38
10.5. Source Settings............................................................................................................. 39
10.6. Diagnostic..................................................................................................................... 40
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