LC-40LE240EK - Sharp TV Service Manual (repair manual)

lc-40le240ek service manual
Model
LC-40LE240EK
Pages
104
Size
24.6 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
lc-40le240ek.pdf
Date

Read Sharp LC-40LE240EK Service Manual online

1
LC-32LE240
LC-40LE240
SERVICE MANUAL
  LED LCD 
COLOUR TELEVISION
160mm
125mm
100mm
80mm
63mm
50mm
40mm
31.5mm
25mm
20mm
A-data-1
sharp.
Corporate Trademark
DVB-T / DVB-C (HDTV), PAL
 
B/G, I 
/ SECAM
 B/G, D/K, L/L’ 
SYSTEM COLOUR TELEVISION
1st  Edition
In the interests of user safety (required by safety 
regulations in some countries) the set should be re-
stored to its original condition and only parts identical 
to those specified should be used.
CONTENTS
TABLE OF CONTENTS .......................................................................................................................      2
ELECTRICAL SPECIFICATIONS .......................................................................................................      5
IMPORTANT SERVICE SAFETY PRECAUTIONS  ................................................................................      7 
OPERATION MANUAL ...........................................................................................................................      10
DIMENSIONS .....................................................................................................................................   16 
INTRODUCTION ..................................................................................................................................   18
CIRCUIT DESCRIPTIONS ..................................................................................................................   21
SERVICE MENU SETTINGS ...........................................................................................................   53
SOFTWARE UPDATE ............................................................................................................................   58
TROUBLESHOOTING .....................................................................................................................  59
OVERAL WIRING DIAGRAM ...........................................................................................................  67
SCHEMATIC DIAGRAMS ................................................................................................................  69
PRINTED WIRING BOARD .......................................................................................................................   78
REPLACEMENT  PARTS  LISTING  ...............................................................................................  79
CABINET AND  MECHANICAL  PARTS  LISTING    ......................................................................  99
                       Issued: 10
th
 April 2012
MODEL
LC-32LE240E-EK
LC-32LE240EV-RU
LC-40LE240E-EK
LC-40LE240EV-RU
LCD  COLOUR  TELEVISION
OPERATION  MANUAL
ENGLISH
502
010
74
SHARP  ELECTRONICS  (Europe)  GmbH
Sonninstraße  3,  D-20097  Hamburg
SHARP  CORPORATION
http://www.sharp-eu.com
LC-32LE240E
 
 
 
17MB62 CHASSIS
SHARP  CORPORATION
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 
0.1. General Block Diagram ................................................................................................. 19 
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 
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 
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 
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 
9. SCALER AND LVDS SOCKETS.. ................................................................................................. 41 
 9.1. LVDS sockets Block Diagram  ..................................................................................... 41 
 9.2. Panel Supply Switch Circuit ......................................................................................... 41 
10. SPI  FLASH MEMORY - MX25L1005 (U158) ............................................................................. 42 
10.1. General Description .................................................................................................... 42 
3
LC-32LE240
LC-40LE240
10.2. Features ...................................................................................................................... 43 
10.3. Absolute Maximum Ratings ........................................................................................ 43 
10.4. Pinning ........................................................................................................................ 43 
11. NAND FLASH MEMORY – NAND512XXA2C (U162) ................................................................ 44 
11.1. General Description .................................................................................................... 44 
11.2. Features ...................................................................................................................... 44 
11.3. Pinning ........................................................................................................................ 45 
12. LM1117(U175, U180, U181) ....................................................................................................... 46 
12.1. General Description .................................................................................................... 46 
12.2. Features ...................................................................................................................... 46 
12.3. Applications ................................................................................................................. 46 
12.4. Absolute Maximum Ratings ........................................................................................ 46 
12.5. Pinning ........................................................................................................................ 46 
13. MP2012 (U176) ........................................................................................................................... 47 
13.1. General Description .................................................................................................... 47 
13.2. Features ...................................................................................................................... 47 
13.3. Pinning......................................................................................................................... 47 
14. RTA8283A (U23, U173) .............................................................................................................. 48 
14.1. General Description .................................................................................................... 48 
14.2. Features ...................................................................................................................... 48 
14.3. Pinning......................................................................................................................... 48 
15. MP1583 (U174) ........................................................................................................................... 49 
15.1. General Description .................................................................................................... 49 
15.2. Features ...................................................................................................................... 49 
15.3. Pinning ........................................................................................................................ 49 
16. FDC642 ....................................................................................................................................... 50 
16.1. General Description .................................................................................................... 50 
16.2. Features ...................................................................................................................... 50 
16.3. Pinning ........................................................................................................................ 50 
17. FDC604P...................................................................................................................................... 51 
17.1. General Description .................................................................................................... 51 
17.2. Features ...................................................................................................................... 51 
17.3. Pinning ........................................................................................................................ 51 
18. CONNECTORS ........................................................................................................................... 51 
18.1. SCART (SC1) ............................................................................................................. 51 
18.2. HDMI (CN707,CN708) ................................................................................................ 52 
18.3. VGA (CN132) .............................................................................................................. 52 
19. SERVICE MENU SETTINGS ...................................................................................................... 53 
19.1. Video Settings ............................................................................................................. 54 
19.2. Audio Settings ............................................................................................................. 54 
19.3. Options ........................................................................................................................ 55 
19.4. Tuning Settings ........................................................................................................... 56 
19.5. Source Settings ........................................................................................................... 56 
4
LC-32LE240
LC-40LE240
19.6. USB Operations .......................................................................................................... 57 
20. SOFTWARE UPDATE ................................................................................................................. 58 
21. TROUBLESHOOTING ................................................................................................................ 59 
21.1. No Backlight Problem ................................................................................................. 59 
21.2. CI Module Problem  .................................................................................................... 60 
21.3. Led Blinking Problem .................................................................................................. 62 
21.4. IR Problem .................................................................................................................. 63 
21.5. Keypad Touchpad Problems ....................................................................................... 64 
21.6. USB Problems ............................................................................................................. 64 
21.7. No Sound Problem ...................................................................................................... 65 
21.8. No Sound Problem at Headphone............................................................................... 65 
21.9. Standby On/Off Problem.............................................................................................. 66 
21.10. No Signal Problem .................................................................................................... 66 
22. OVERALL WIRING DIAGRAM .................................................................................................... 67 
23. SCHEMATIC DIAGRAMS ........................................................................................................... 69 
24. PRINTED WIRING BOARD ......................................................................................................... 78 
25. REPLACEMENT PARTS LISTING .............................................................................................. 79 
26. CABINET AND MECHANICAL PARTS LISTING ........................................................................ 99 
Page of 104
Display

Download Sharp LC-40LE240EK Service Manual (Repair Manual)

Here you can read online and download Sharp LC-40LE240EK Service Manual in PDF. LC-40LE240EK service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sharp LC-40LE240EK LCD. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.