Read Sharp LC-40LE240EK Service Manual online
2
LC-32LE240
LC-40LE240
TABLE OF CONTENTS
i SPECIFICATIONS .......................................................................................................................... 5
ii IMPORTANT SERVICE SAFETY PRECAUTIONS ......................................................................... 7
iii OPERATION MANUAL .................................................................................................................10
iv DIMENSIONS ............................................................................................................................... 16
0. INTRODUCTION ........................................................................................................................... 18
ii IMPORTANT SERVICE SAFETY PRECAUTIONS ......................................................................... 7
iii OPERATION MANUAL .................................................................................................................10
iv DIMENSIONS ............................................................................................................................... 16
0. INTRODUCTION ........................................................................................................................... 18
0.1. General Block Diagram ................................................................................................. 19
0.2. MB60 Placement of Blocks ........................................................................................... 20
0.2. MB60 Placement of Blocks ........................................................................................... 20
1. TUNER(TU3) ................................................................................................................................. 21
1.1. General description of Sony RE216 ........................: .................................................... 21
2. AUDIO AMPLIFIER STAGE WITH AZAD2102(U163, U164) ........................................................ 23
2.1. General Description .......................................................................................................23
2.2. Features ........................................................................................................................ 23
2.3. Absolute Ratings ........................................................................................................... 24
2.3.1. Electrical Characteristics ........................................................................................ 24
2.3.2. Operating Specifications. ....................................................................................... 25
2.4. Pinning ............................................................................................................,............. 25
2.2. Features ........................................................................................................................ 23
2.3. Absolute Ratings ........................................................................................................... 24
2.3.1. Electrical Characteristics ........................................................................................ 24
2.3.2. Operating Specifications. ....................................................................................... 25
2.4. Pinning ............................................................................................................,............. 25
3. AUDIO AMPLIFIER STAGE WITH TPA3113 (U168,) .................................................................. 26
3.1. General Description .................................................................................................... 26
3.2. Features ........................................................................................................................ 26
3.3. Absolute Ratings .......................................................................................................... 26
3.3.1. Electrical Characteristics ........................................................................................ 26
3.3.2. Operating Specifications ........................................................................................ 27
3.4. Pinning .......................................................................................................................... 27
3.2. Features ........................................................................................................................ 26
3.3. Absolute Ratings .......................................................................................................... 26
3.3.1. Electrical Characteristics ........................................................................................ 26
3.3.2. Operating Specifications ........................................................................................ 27
3.4. Pinning .......................................................................................................................... 27
4. POWER STAGE ............................................................................................................................ 28
4.1. Power Management ...................................................................................................... 31
5. MICROCONTROLLER – MSTAR ( U5 ) ....................................................................................... 33
5.1. General Description ...................................................................................................... 33
5.2. MSTAR Block Diagram ................................................................................................. 37
5.3. Reset Circuit .................................................................................................................. 37
5.2. MSTAR Block Diagram ................................................................................................. 37
5.3. Reset Circuit .................................................................................................................. 37
6. CI INTERFACE .............................................................................................................................. 38
7. USB INTERFACE .......................................................................................................................... 38
8. DDR2 SDRAM K4T1G146QF ( U155 ) ......................................................................................... 39
8.1. General Description ..................................................................................................... 39
8.2. Features ....................................................................................................................... 39
8.3. Pinning ......................................................................................................................... 40
8.2. Features ....................................................................................................................... 39
8.3. Pinning ......................................................................................................................... 40
9. SCALER AND LVDS SOCKETS.. ................................................................................................. 41
9.1. LVDS sockets Block Diagram ..................................................................................... 41
9.2. Panel Supply Switch Circuit ......................................................................................... 41
9.2. Panel Supply Switch Circuit ......................................................................................... 41
10. SPI FLASH MEMORY - MX25L1005 (U158) ............................................................................. 42
10.1. General Description .................................................................................................... 42
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