Sharp LC-22LE510K (serv.man2) Service Manual ▷ View online
1
LC-19LE510
LC-22LE510
LC-24LE510
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 ....................................................................................................... 6
IMPORTANT SERVICE SAFETY PRECAUTIONS................................................................................. 9
OPERATION MANUAL ........................................................................................................................... 12
DIMENSIONS ..................................................................................................................................... 18
INTRODUCTION ................................................................................................................................... 21
CIRCUIT DESCRIPTIONS .................................................................................................................. 24
SERVICE MENU SETTINGS .......................................................................................................... 69
SOFTWARE UPDATE ............................................................................................................................ 74
HOTEL TV MODE ................................................................................................................................ 75
TROUBLESHOOTING ................................................................................................................... 79
OVERALL WIRING DIAGRAM ................................................................................................................. 89
SCHEMATIC DIAGRAMS ............................................................................................................ 91
PRINTED WIRING BOARD ............................................................................................................... 102
REPLACEMENT PARTS LIST ................................................................................................................103
CABINET AND MECHANICAL PARTS LISTING ..................................................................................... 127
Issued: 1 July 2011
MODEL
LC-19LE510E/K
LC-22LE510E/K
LC-24LE510E/K
LC-22DV510E
LCD COLOUR TELEVISION
OPERATION MANUAL
EN
G
LI
SH
50
18
68
39
SHARP ELECTRONICS (Europe) GmbH
Sonninstraße 3, D-20097 Hamburg
SHARP CORPORATION
http://www.sharp-eu.com
MB60 CHASSIS
SHARP CORPORATION
2
LC-19LE510
LC-22LE510
LC-24LE510
TABLE OF CONTENTS
i SPECIFICATIONS .......................................................................................................................... 6
ii IMPORTANT SERVICE SAFETY PRECAUTIONS ......................................................................... 9
iii OPERATION MANUAL ................................................................................................................. 12
iv DIMENSIONS ............................................................................................................................... 18
1. INTRODUCTION ........................................................................................................................... 21
1.1. General Block Diagram ................................................................................................. 22
1.2. MB60 Placement of Blocks ........................................................................................... 23
2. TUNER(TU102) ............................................................................................................................. 24
2.1. General description of Samsung DTOS403LH122X: .................................................... 25
2.2. Features of DTOS403LH122X: ..................................................................................... 25
2.3. Pinning: ......................................................................................................................... 26
3. SAW FILTER – Audio – Epcos K9656M(Z101) ............................................................................. 27
3.1. Standard ........................................................................................................................ 27
3.2. Features ....................................................................................................................... 27
3.3. Pin configuration ........................................................................................................... 27
3.4. Frequency response .................................................................................................... 28
4. SAW FILTER – Video – Epcos K3958M(Z102) ............................................................................. 29
4.1. Standard ........................................................................................................................ 29
4.2. Features ....................................................................................................................... 29
4.3. Pin configuration: .......................................................................................................... 29
4.4. Frequency response .................................................................................................... 30
5. AUDIO AMPLIFIER STAGE WITH AZAD2102(U163, U164) ....................................................... 31
5.1. General Description ...................................................................................................... 31
5.2. Features ........................................................................................................................ 31
5.3. Absolute Ratings ........................................................................................................... 32
5.3.1. Electrical Characteristics ............................................................................................ 32
5.3.2. Operating Specifications. ........................................................................................... 33
5.4. Pinning ............................................................................................................,............. 34
6. AUDIO AMPLIFIER STAGE WITH TPA3113(U168) ..................................................................... 35
6.1. General Description ...................................................................................................... 35
6.2. Features ........................................................................................................................ 35
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LC-19LE510
LC-22LE510
LC-24LE510
6.3. Absolute Ratings .......................................................................................................... 35
6.3.1. Electrical Characteristics ............................................................................................ 35
6.3.2. Operating Specifications ............................................................................................ 36
6.4. Pinning .......................................................................................................................... 36
7. POWER STAGE ............................................................................................................................ 37
7.1. Short CCT Protection Circuit ......................................................................................... 39
7.2. Power Management ...................................................................................................... 40
8. MICROCONTROLLER – MSTAR(U157) ...................................................................................... 42
8.1. General Description ...................................................................................................... 42
8.2. General Features .......................................................................................................... 42
8.3. MSTAR Block Diagram ................................................................................................. 47
8.4. Reset Circuit .................................................................................................................. 47
9. CI INTERFACE .............................................................................................................................. 48
9.1 Block Diagram ................................................................................................................ 48
9.2 CI Interface Power Switch .............................................................................................. 48
10. USB INTERFACE ........................................................................................................................ 49
11. DDR2 SDRAM 8M × 4 BANKS × 16 BIT (W9751G6JB) (U154, U155) ...................................... 50
11.1. General Description .................................................................................................... 50
11.2. Features ...................................................................................................................... 50
11.3. Electrical Characteristics ............................................................................................. 50
11.4. Pinning ........................................................................................................................ 51
12. SCALER AND LVDS SOCKETS ................................................................................................. 53
12.1. LVDS sockets Block Diagram .................................................................................... 53
12.2. Panel Supply Switch Circuit ........................................................................................ 53
13. NAND FLASH MEMORY - MX25L1005 (U158) .......................................................................... 55
13.1. General Description .................................................................................................... 55
13.2. Features ...................................................................................................................... 55
13.3. Absolute Maximum Ratings ........................................................................................ 55
13.4. Pinning ........................................................................................................................ 55
14. NAND FLASH MEMORY – NAND512XXA2C (U162) ................................................................ 56
14.1. General Description .................................................................................................... 56
14.2. Features ...................................................................................................................... 56
14.3. Pinning ........................................................................................................................ 57
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LC-19LE510
LC-22LE510
LC-24LE510
15. USB2.0 to Fast Ethernet – ASIX AX88X72A (U171) ................................................................... 58
15.1. General Description .................................................................................................... 58
15.2. Features ...................................................................................................................... 58
15.3. Block Diagram ............................................................................................................. 59
15.4. Pinning ........................................................................................................................ 59
16. LM1117(U175, U180, U181) ....................................................................................................... 60
16.1. General Description .................................................................................................... 60
16.2. Features ...................................................................................................................... 60
16.3. Applications ................................................................................................................. 60
16.4. Absolute Maximum Ratings ........................................................................................ 60
16.5. Pinning ........................................................................................................................ 60
17. MP2012 (U176) ........................................................................................................................... 61
17.1. General Description .................................................................................................... 61
17.2. Features ...................................................................................................................... 61
17.3. Pinning......................................................................................................................... 61
18. RTA8283A (U23, U173) .............................................................................................................. 62
18.1. General Description .................................................................................................... 62
18.2. Features ...................................................................................................................... 62
18.3. Pinning......................................................................................................................... 63
19. MP1583 (U174) ........................................................................................................................... 64
19.1. General Description .................................................................................................... 64
19.2. Features ...................................................................................................................... 64
19.3. Pinning ........................................................................................................................ 64
20. FDC642 ....................................................................................................................................... 65
20.1. General Description .................................................................................................... 65
20.2. Features ...................................................................................................................... 65
20.3. Pinning ........................................................................................................................ 65
21. FDC604P...................................................................................................................................... 66
21.1. General Description .................................................................................................... 66
21.2. Features ...................................................................................................................... 66
21.3. Pinning ........................................................................................................................ 66
22. CONNECTORS ........................................................................................................................... 67
22.1. SCART (SC1) .............................................................................................................. 67