Sharp LC-32LD145K Page 2 Service Manual Download

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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

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

2.3.1. 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

4. MICROCONTROLLER MEDIATEK ..............................................................................................  29
               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

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