Sharp LC-40F22EA (serv.man2) Service Manual ▷ View online
1
LC-32D12E(A)
LC-40F22E(A)
LC-40F22E(A)
SERVICE MANUAL
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
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
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 ............................................................................................................ 66
SOFTWARE UPDATE ............................................................................................................................ 71
TROUBLESHOOTING ..................................................................................................................... 72
OVERALL WIRING DIAGRAM .............................................................................................................. 81
SCHEMATIC DIAGRAMS .................................................................................................................... 83
PRINTED WIRING BOARD .................................................................................................................. 93
REPLACEMENT PARTS LIST ......................................................................................................... 95
CABINET AND MECHANICAL PARTS LISTING .................................................................................. 112
Issued:4 October 2011
SE00LC32D22EA
MODELS
LC-32D12E(A)
LC-40F22E(A)
LC-40F22E(A)
LC-32SH130E
LCD COLOUR TELEVISION
OPERATION MANUAL
ENGLISH
50
18
53
20
SHARP ELECTRONICS (Europe) GmbH
Sonninstraße 3, D-20097 Hamburg
SHARP CORPORATION
http://www.sharp-eu.com
17MB60 CHASSIS
SHARP CORPORATION
2
LC-32D12E(A)
LC-40F22E(A)
LC-40F22E(A)
TABLE OF CONTENTS
i. SPECIFICATIONS .......................................................................................................................... 5
ii. IMPORTANT SERVICE SAFETY PRECAUTIONS ....................................................................... 7
iii. OPERATION MANUAL ................................................................................................................. 10
iv. DIMENSIONS ............................................................................................................................... 16
1. INTRODUCTION ........................................................................................................................... 18
1.1. General Block Diagram ................................................................................................. 19
1.2. MB60 Placement of Blocks ........................................................................................... 20
2. TUNER(TU102) ............................................................................................................................. 21
2.1. General description of Samsung DTOS403LH122X: ................................................... 22
2.2. Features of DTOS403LH122X: ..................................................................................... 22
2.3. Pinning: ......................................................................................................................... 23
3. SAW FILTER
– Audio – Epcos K9656M(Z101) ............................................................................ 24
3.1. Standard ....................................................................................................................... 24
3.2. Features ....................................................................................................................... 24
3.3. Pin configuration ......................................................................................................... 24
3.4. Frequency response .................................................................................................. 25
4. SAW FILTER
– Video – Epcos K3958M(Z102) ............................................................................ 26
4.1. Standard ....................................................................................................................... 26
4.2. Features ....................................................................................................................... 26
4.3. Pin configuration: ......................................................................................................... 26
4.4. Frequency response .................................................................................................... 27
5. AUDIO AMPLIFIER STAGE WITH AZAD2102(U163, U164) ....................................................... 28
5.1. General Description ...................................................................................................... 28
5.2. Features ........................................................................................................................ 28
5.3. Absolute Ratings ........................................................................................................... 29
5.3.1. Electrical Characteristics ............................................................................................ 29
5.3.2. Operating Specifications. ........................................................................................... 30
5.4. Pinning ............................................................................................................,............. 30
6. AUDIO AMPLIFIER STAGE WITH TPA3113(U168) ..................................................................... 32
6.1. General Description ...................................................................................................... 32
6.2. Features ........................................................................................................................ 32
6.3. Absolute Ratings .......................................................................................................... 32
6.3.1. Electrical Characteristics ........................................................................................... 32
6.3.2. Operating Specifications ........................................................................................... 33
6.4. Pinning ......................................................................................................................... 33
7. POWER STAGE ........................................................................................................................... 34
7.1. Short CCT Protection Circuit ........................................................................................ 36
7.2. Power Management ..................................................................................................... 37
8. MICROCONTROLLER
– MSTAR(U157) ..................................................................................... 39
8.1. General Description ..................................................................................................... 39
8.2. General Features ......................................................................................................... 39
3
LC-32D12E(A)
LC-40F22E(A)
LC-40F22E(A)
8.3. MSTAR Block Diagram ................................................................................................ 44
8.4. Reset Circuit ............................................................................................................... 44
8.4. Reset Circuit ............................................................................................................... 44
9. CI INTERFACE ............................................................................................................................ 45
9.1 Block Diagram .............................................................................................................. 45
9.2 CI Interface Power Switch . .......................................................................................... 45
9.2 CI Interface Power Switch . .......................................................................................... 45
10. USB INTERFACE ...................................................................................................................... 46
11. DDR2 SDRAM 8M × 4 BANKS × 16 BIT (W9751G6JB) (U154, U155) .................................... 47
11. DDR2 SDRAM 8M × 4 BANKS × 16 BIT (W9751G6JB) (U154, U155) .................................... 47
11.1. General Description .................................................................................................. 47
11.2. Features .................................................................................................................... 47
11.3. Electrical Characteristics ........................................................................................... 47
11.4. Pinning ...................................................................................................................... 47
11.2. Features .................................................................................................................... 47
11.3. Electrical Characteristics ........................................................................................... 47
11.4. Pinning ...................................................................................................................... 47
12. SCALER AND LVDS SOCKETS ............................................................................................... 50
12.1. LVDS sockets Block Diagram ................................................................................... 50
12.2. Panel Supply Switch Circuit ...................................................................................... 50
12.2. Panel Supply Switch Circuit ...................................................................................... 50
13. NAND FLASH MEMORY - MX25L1005 (U158) ........................................................................ 52
13.1. General Description .................................................................................................. 52
13.2. Features .................................................................................................................... 52
13.3. Absolute Maximum Ratings ...................................................................................... 52
13.4. Pinning ...................................................................................................................... 52
13.2. Features .................................................................................................................... 52
13.3. Absolute Maximum Ratings ...................................................................................... 52
13.4. Pinning ...................................................................................................................... 52
14. NAND FLASH MEMORY – NAND512XXA2C (U162) ............................................................... 53
14.1. General Description .................................................................................................. 53
14.2. Features .................................................................................................................... 53
14.3. Pinning ...................................................................................................................... 54
14.2. Features .................................................................................................................... 53
14.3. Pinning ...................................................................................................................... 54
15. USB2.0 to Fast Ethernet – ASIX AX88X72A (U171) ................................................................. 55
15.1. General Description .................................................................................................. 55
15.2. Features .................................................................................................................... 55
15.2. Features .................................................................................................................... 55
15.3. Block Diagram ........................................................................................................... 56
15.4. Pinning ...................................................................................................................... 56
16. LM1117(U175, U180, U181) ..................................................................................................... 57
16.1. General Description .................................................................................................. 57
16.2. Features .................................................................................................................... 57
16.2. Features .................................................................................................................... 57
16.3. Applications ................................................................................................................ 57
16.4. Absolute Maximum Ratings ...................................................................................... 57
16.5. Pinning ...................................................................................................................... 57
16.4. Absolute Maximum Ratings ...................................................................................... 57
16.5. Pinning ...................................................................................................................... 57
17. MP2012 (U176) ......................................................................................................................... 58
17.1. General Description .................................................................................................. 58
17.2. Features .................................................................................................................... 58
17.2. Features .................................................................................................................... 58
17.3. Pinning ...................................................................................................................... 58
18. RTA8283A (U23, U173) ............................................................................................................ 59
18.1. General Description .................................................................................................. 59
18.2. Features .................................................................................................................... 59
18.3. Pinning ...................................................................................................................... 60
18.2. Features .................................................................................................................... 59
18.3. Pinning ...................................................................................................................... 60
19. MP1583 (U174) ......................................................................................................................... 61
19.1. General Description .................................................................................................. 61
4
LC-32D12E(A)
LC-40F22E(A)
LC-40F22E(A)
19.2. Features ................................................................................................................... 61
19.3. Pinning ...................................................................................................................... 61
19.3. Pinning ...................................................................................................................... 61
20. FDC642 ..................................................................................................................................... 62
20.1. General Description .................................................................................................. 62
20.2. Features ...................................... ............................................................................ 62
20.3. Pinning ...................................................................................................................... 62
20.2. Features ...................................... ............................................................................ 62
20.3. Pinning ...................................................................................................................... 62
21. FDC604 ..................................................................................................................................... 63
21.1. General Description .................................................................................................. 63
21.2. Features ................................................................................................................... 63
21.3. Pinning ...................................................................................................................... 63
21.2. Features ................................................................................................................... 63
21.3. Pinning ...................................................................................................................... 63
22. CONNECTORS ......................................................................................................................... 64
22.1. SCART (SC1) ........................................................................................................... 64
22.2. HDMI (CN707,CN708) .............................................................................................. 64
22.2. HDMI (CN707,CN708) .............................................................................................. 64
22.3. VGA (CN132) ............................................................................................................ 65
23. SERVICE MENU SETTINGS .................................................................................................... 66
23.1. Video Settings ........................................................................................................... 67
23.2. Audio Settings ........................................................................................................... 67
23.3. Options ...................................................................................................................... 68
23.4. Tuning Settings ......................................................................................................... 69
23.5. Source Settings ........................................................................................................ 69
23.6. Diagnostic................................................................................................................... 70
23.7. USB Operations ........................................................................................................ 70
23.2. Audio Settings ........................................................................................................... 67
23.3. Options ...................................................................................................................... 68
23.4. Tuning Settings ......................................................................................................... 69
23.5. Source Settings ........................................................................................................ 69
23.6. Diagnostic................................................................................................................... 70
23.7. USB Operations ........................................................................................................ 70
24. SOFTWARE UPDATE .............................................................................................................. 71
25. TROUBLESHOOTING .............................................................................................................. 72
25. TROUBLESHOOTING .............................................................................................................. 72
25.1. No Backlight Problem ................................................................................................ 72
25.2. CI Module Problem ................................................................................................... 74
25.3. Led Blinking Problem ............................................................................................... 75
25.4. IR Problem ................................................................................................................ 76
25.5. Keypad Touchpad Problems ..................................................................................... 77
25.6. USB Problems ........................................................................................................... 78
25.7. No Sound Problem .................................................................................................... 79
25.8. No Sound Problem at Headphone ............................................................................ 79
25.9. Standby On/Off Problem ........................................................................................... 79
25.10. No Signal Problem ................................................................................................. 80
25.2. CI Module Problem ................................................................................................... 74
25.3. Led Blinking Problem ............................................................................................... 75
25.4. IR Problem ................................................................................................................ 76
25.5. Keypad Touchpad Problems ..................................................................................... 77
25.6. USB Problems ........................................................................................................... 78
25.7. No Sound Problem .................................................................................................... 79
25.8. No Sound Problem at Headphone ............................................................................ 79
25.9. Standby On/Off Problem ........................................................................................... 79
25.10. No Signal Problem ................................................................................................. 80
26. OVERAL WIRING DIAGRAM .................................................................................................... 81
27. SCHEMATIC DIAGRAMS ......................................................................................................... 83
28. PRINTED WIRING BOARD ....................................................................................................... 93
29. REPLACEMENT PARTS LIST .................................................................................................. 95
30. CABINET AND MECHANICAL PARTS LISTING .................................................................... 112