Sharp LC-40LE240EK Service Manual ▷ View 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
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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LC-32LE240
LC-40LE240
10.2. Features ...................................................................................................................... 43
10.3. Absolute Maximum Ratings ........................................................................................ 43
10.4. Pinning ........................................................................................................................ 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
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
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
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
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
15.2. Features ...................................................................................................................... 49
15.3. Pinning ........................................................................................................................ 49
16. FDC642 ....................................................................................................................................... 50
16.1. General Description .................................................................................................... 50
16.2. Features ...................................................................................................................... 50
16.3. Pinning ........................................................................................................................ 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
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
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
19.2. Audio Settings ............................................................................................................. 54
19.3. Options ........................................................................................................................ 55
19.4. Tuning Settings ........................................................................................................... 56
19.5. Source Settings ........................................................................................................... 56
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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
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
