Sharp LC-22LE240EV Manuals

Manuals and User Guides for Sharp LC-22LE240EV. We have 1 Sharp LC-22LE240EV manual available for free PDF download: Service Manual

Sharp LC-22LE240EV Service Manual

Sharp LC-22LE240EV Service Manual (88 pages)

LED LCD COLOUR TELEVISION

Brand: Sharp | Category: LCD TV | Size: 21.25 MB

Table of Contents

Table of Contents
2
Specifications
5
Safety Notice
6
Important Service Safety Precaution
6
- End of Life Disposal
  8
- Remote Control Buttons
  9
Operation Manual
9
- Lcd Tv and Operating Buttons
  10
- Aerial Connection
  11
- Power Connection
  11
- Using Usb Inputs
  12
- Connecting to a DVD Player
  13
- Connecting the Lcd Tv to a Pc
  14
- Inserting Batteries
  14
- Remote Control Handset
  14
- Using Side Av Connectors
  14
Dimensions
15
Introduction

16
- General Block Diagram
  17
- MB60 Placement of Blocks
  18
1 Tuner(Tu3)

19
- General Description of Sony RE216
  19
- Circuit Descriptions
  19
2 Audio Amplifier Stage with Azad2102(U163, U164)

21
- General Description
  21
- Features
  21
- Absolute Ratings
  22
  - Electrical Characteristics
    22
  - Operating Specifications
    23
- Pinning
  23
3 Audio Amplifier Stage with Tpa3113(U168)

24
- General Description
  24
- Features
  24
- Absolute Ratings
  24
  - Electrical Characteristics
    24
  - Operating Specifications
    25
- Pinning
  25
4 Power Stage

26
- Power Block Diagram
  27
- Power Management
  29
5 Microcontroller - Mstar(U5)

31
- General Description
  31
- MSTAR Block Diagram
  35
- Reset Circuit
  35
101 CI Interface

36
7 Usb Interface

36
8 Ddr2 Sdram K4T1G146Qf ( U155 )

37
- General Description
  37
- Features
  37
- Pinning
  38
9 Scaler and Lvds Sockets

39
- LVDS Sockets Block Diagram
  39
- Panel Supply Switch Circuit
  39
10 Spi Flash Memory - Mx25L1005 (U158)

40
- General Description
  40
- Features
  41
- Absolute Maximum Ratings
  41
- Pinning
  41
11 Nand Flash Memory - Nand512Xxa2C (U162)

42
- General Description
  42
- Features
  42
- Pinning
  43
12 Lm1117(U175, U180, U181)

44
- General Description
  44
- Features
  44
- Applications
  44
- Absolute Maximum Ratings
  44
- Pinning
  44
13 Mp2012 (U176)

45
- General Description
  45
- Features
  45
- Pinning
  45
14 Rta8283A (U23, U173)

46
- General Description
  46
- Features
  46
- Pinning
  46
15 Mp1583 (U174)

47
- General Description
  47
- Features
  47
- Pinning
  47
16 Fdc642

48
- General Description
  48
- Features
  48
- Pinning
  48
17 Fdc604P

49
- General Description
  49
- Features
  49
- Pinning
  49
18 Connectors

49
- Scart (Sc1)
  49
- Hdmi (Cn707,Cn708)
  50
- Vga (Cn132)
  50
19 Service Menu Settings

51
- Video Settings
  52
- Audio Settings
  52
- Options
  53
- Tuning Settings
  54
- Source Settings
  54
- USB Operations
  55
20 Software Update

56
21 Troubleshooting

57
- No Backlight Problem
  57
- CI Module Problem
  58
- Led Blinking Problem
  60
- IR Problem
  61
- Keypad Touchpad Problems
  62
- USB Problems
  62
- No Sound Problem
  63
- No Sound Problem at Headphone
  63
- Standby On/Off Problem
  64
- No Signal Problem
  64
22 Overall Wiring Diagram

65
23 Schematic Diagrams

66
24 Printed Wiring Board

76
25 Replacement Parts Listing

77
26 Cabinet and Mechanical Parts Listing

86
- Sharp Corporation
  88

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