Read Sharp LC-39LD145K Service Manual online
2
LC-39LD145
LC-32LD145
TABLE OF CONTENTS
i SPECIFICATIONS ....................................................................................................................... 4
ii IMPORTANT SERVICE SAFETY PRECAUTIONS ..................................................................... 5
iii OPERATION MANUAL ............................................................................................................... 8
iv DIMENSIONS ............................................................................................................................. 11
V CAUTION WHEN REMOVE THE REAR CABINET .................................................................... 13
0. INTRODUCTION ......................................................................................................................... 16
0.1. General Block Diagram .............................................................................................. 17
0.2. MB60 Placement of Blocks ......................................................................................... 18
0.2. MB60 Placement of Blocks ......................................................................................... 18
1. TUNER (MX L601) ....................................................................................................................... 19
2. AUDIO AMPLIFIER STAGES TAS 5721(Optional). .................................................................... 20
2.1. General Description..................................................................................................... 20
2.2. Features ...................................................................................................................... 20
2.3. Absolute Ratings ......................................................................................................... 21
2.2. Features ...................................................................................................................... 20
2.3. Absolute Ratings ......................................................................................................... 21
2.3.1. Electrical characteristics .............................................................................. 21
2.3.2. Operation specifications ............................................................................. 23
2.4. Pinning ........................................................................................................................ 24
TAS 4962M (Optional 2.5w) ......................................................................................................... 26
3. POWER STAGE ........................................................................................................................... 27
3.1 Power Management ..................................................................................................... 28
3.1 Power Management ..................................................................................................... 28
4. MICROCONTROLLER MEDIATEK .............................................................................................. 29
4.1. Description ................................................................................................................ 29
4.2. Mediatek Block Diagram ............................................................................................. 35
4.3 Crystal Specification .................................................................................................... 35
4.1. Description ................................................................................................................ 29
4.2. Mediatek Block Diagram ............................................................................................. 35
4.3 Crystal Specification .................................................................................................... 35
5. USB INTERFACE ........................................................................................................................ 36
6. DDR3 SDRAM 1Gb G die ............................................................................................................ 37
7. SCALER AND LVDS SOCKETS ................................................................................................ 39
7.1 LVDS sockets block diagram ........................................................................................ 39
7.2 Panel Supply Switch Circuit ......................................................................................... 40
7.1 LVDS sockets block diagram ........................................................................................ 39
7.2 Panel Supply Switch Circuit ......................................................................................... 40
8 . SPI FLASH MEMORY ................................................................................................................ 40
8.1 EN25Q64 64 Megabit Serial Flash Memory ............................................................... 40
8.1.1. General Description ..................................................................................... 40
8.1.2. Features ....................................................................................................... 41
8.1.3. Block Diagram .............................................................................................. 41
8.1.4. Pinning ......................................................................................................... 42
8.1.3. Block Diagram .............................................................................................. 41
8.1.4. Pinning ......................................................................................................... 42
Click on the first or last page to see other LC-39LD145K service manuals if exist.