Sharp LC-40SH340K

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LC-40SH340E

LC-40SH340K

8.3.MSTAR Block Diagram

8.4.Reset Circuit

Reset circuit using for initializing main MStar IC. Reset condition is high and normal working condition is low

for RESET pin.

Main Page

Default Chapter1
- Service Manual1
- Table of Contents2
- Electrical Specifications5
- Safety Notice6
- Important Service Safety Precaution6
- Remote Control Buttons9
- Operation Manual9
- Dimensions15
1 Introduction16
- General Block Diagram17
- MB60 Placement of Blocks18
2 Tuner(Tu102)19
- Circuit Descriptions19
- Features of DTOS403LH122X20
- General Description of Samsung DTOS403LH122X20
- Pinning21
3 SAW FILTER - Audio - Epcos K9656M(Z101)22
- Standard22
- Features22
- Pin Configuration22
- Frequency Response23
4 SAW FILTER - Video - Epcos K3958M(Z102)24
- Standard24
- Features24
- Pin Configuration24
- Frequency Response25
5 Audio Amplifier Stage with Azad2102(U163, U164)26
- General Description26
- Features26
- Absolute Ratings27
- Electrical Characteristics27
- Operating Specifications28
- Pinning29
6 Audio Amplifier Stage with Tpa3113(U168)30
- General Description30
- Features30
- Absolute Ratings30
- Electrical Characteristics30
- Operating Specifications31
- Pinning31
7 Power Stage32
- Short CCT Protection Circuit34
- Power Management35
8 Microcontroller - Mstar(U157)37
- General Description37
- General Features37
- MSTAR Block Diagram42
- Reset Circuit42
101 CI Interface43
- Block Diagram43
- CI Interface Power Switch43
10 Usb Interface44
11 Ddr2 Sdram 8M × 4 Banks × 16 Bit (W9751G6Jb) (U154, U155)45
- General Description45
- Features45
- Electrical Characteristics45
- Pinning46
12 Scaler and Lvds Sockets48
- LVDS Sockets Block Diagram48
- Panel Supply Switch Circuit48
13 Nand Flash Memory - Mx25L1005 (U158)50
- General Description50
- Features50
- Absolute Maximum Ratings50
- Pinning50
14 Nand Flash Memory - Nand512Xxa2C (U162)51
- General Description51
- Features51
- Pinning52
15 USB2.0 to Fast Ethernet - ASIX AX88X72A (U171)53
- General Description53
- Features53
- Block Diagram54
- Pinning54
16 Lm1117(U175, U180, U181)55
- General Description55
- Features55
- Applications55
- Absolute Maximum Ratings55
- Pinning55
17 Mp2012 (U176)56
- General Description56
- Features56
- Pinning56
18 Rta8283A (U23, U173)57
- General Description57
- Features57
- Pinning58
19 Mp1583 (U174)59
- General Description59
- Features59
- Pinning59
20 Fdc64260
- General Description60
- Features60
- Pinning60
21 Fdc60461
- General Description61
- Features61
- Pinning61
22 Connectors62
- Scart (Sc1)62
- Hdmi (Cn707,Cn708)62
- Vga (Cn132)63
23 Service Menu Settings64
- Video Settings65
- Audio Settings65
- Options66
- Tuning Settings67
- Source Settings67
- Diagnostic68
- USB Operations68
24 Software Update69
25 Troubleshooting70
- No Backlight Problem70
- CI Module Problem72
- Led Blinking Problem73
- IR Problem74
- Keypad Touchpad Problems75
- USB Problems76
- No Sound Problem77
- No Sound Problem at Headphone77
- Standby On/Off Problem77
- No Signal Problem78
26 Overal Wiring Diagram79
27 Schematic Diagrams80
28 Printed Wiring Board90
29 Replacement Parts List91
30 Cabinet and Mechanical Parts Listing101

Table of Contents

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