Haier L42B1180 Service Manual

It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity should b ...

1. General Information........................................................................... 1-1. Table of Contents 1-3. Important Notice 1 Chapter 1: General Information 1 3 1-2. General Guidelines 1-4. How to Read this Service Manual 3 6 6SHFL¿FDWLRQV........................................................................... ...

9. Trouble-shooting………….............................................................. 43 9-1. Simple Check 43 9-2. Main Board Failure Check 9-3. Panel Failure 44 53 ...

When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed. After servicing, make the following leakag ...

- 04 - &RQ¿UPWKDWWKHVFUHZVSDUWVDQGZLULQJZKLFKZHUHUHPRYHGLQRUGHUWRVHUYLFHDUHSXW in the original positions, or whether there are the positions which are deteriorated around the serviced places serviced or not. Check the insulation between the antenna terminal or external metal and the AC cord plug blades. A ...

Electrostatically Sensitive (ES) Devices 1-3-7. Ordering Spare Parts 1. Immediately before handling any semiconductor component or semiconductor- equipped assembly, drain off any electrostatic charge on your body by touching a known earth ground. Alternatively, obtain and wear a commercially available discharging wrist strap device, which should be r ...

1-3-8. Photo used in this manual The illustration and photos used in this Manual may not base on the final design of products, which may differ from your products in some way. 1-4. How to Read this Service Manual Using Icons: ,FRQVDUHXVHGWRDWWUDFWWKHDWWHQWLRQRIWKHUHDGHUWRVSHFL¿FLQIRUPDWLRQ7KHPHDQLQJRI each icon is described in the ta ...

2. Speci¿cations Model L42B1120 Screen Size 42 inch Aspect Ratio 16:9 Resolution 1920*1080 Response Time (ms) 6.5 (GRAY TO GRAY) Angel of View +88/-88(H), +88/-88 (V) Typ. Color Display 16.7M No. of Preset Channels Cable :1-135/ Air: 2-69(ATV&DTV) OSD Language Engli ...

3. Location of Controls and Components 3-1 Board Location 3-2 Main Board No. Description A Board Main Board B Board Power Board A Board B Board ...

3-2-1 Function Description: Main Board Process signal which incept from exterior equipment then translate into signal that panel can display. 3-2-2 Connector defnition Main board connector Power connectors (J15ˈJ16) J16 J15 Pin number Signal name Pin number Signal name 1 +5V 1 GND GND 3 DIM 3 +5V 4 high voltage 4 +5V 5 GND 5 POWER ...