Sharp LC-40LE530E Service Manual

Name: Sharp LC-40LE530E
Brand: Sharp
Rating: 5 (1 reviews)

122 pages

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LC-32LE530

LC-40LE530

13.5. Keypad Touchpad Problems

Problem: Keypad or Touchpad is not working

Check keypad supply and KEYBOARD pin on MB61.

Default Chapter2
1 Introduction17
- General Block Diagram18
- MB61 Placement of Blocks19
2 Tuner(Tu102)20
3 SAW FILTER - Audio - Epcos K9656M(Z101)22
4 SAW FILTER - Video - Epcos K3958M(Z102)23
5 Audio Amplifier Stage with Max973625
6 Power Stage30
7 Microcontroller - Mstar (U157)32
101 CI Interface37
- Block Diagram37
- CI Interface Power Switch37
10 Ddr2 Sdram 8M × 4 Banks × 16 Bit (W9751G6Jb) (U154, U155)38
9 Usb Interface38
11 Service Menu Settings47
12 Software Update55
13 Troubleshooting56
14 Overal Wiring Diagram65
15 Schematic Diagrams67
16 Printed Wiring Board85
17 Replacement Parts Listing87
18 Cabinet and Mechanical Parts Listing119
- Cabinet and Mechanical Parts120
- Sharp Corporation122

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Sharp LC-40LE530E Specifications

General

Brand	Sharp
Model	LC-40LE530E
Category	TV
Language	English

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