Newegg’s Cyber Monday deals are available now, including 43 percent off a inch LG gaming monitor. Brightness refers to an absolute term and should not be confused with Lightness. Quickly draw the melted solder with an anti-static, suction-type solder removal device or with solder braid. Immediately before removing the protective material from the leads of a replacement ES device, touch the protective material to the chassis or circuit assembly into which the device will be installed. Weight Gross Weight Heat and remove all solder from around the transistor leads. Quickly move the soldering iron tip to the junction of the component lead and the printed circuit foil, and hold it there only until the solder flows onto and around both the component lead and the foil.

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Thoroughly clean the surfaces to be soldered.

LG L1780Q LCD Monitor

After removing an electrical assembly equipped with ES devices, place the assembly on l178q0 conductive surface such as aluminum foil, to prevent electrostatic charge buildup or exposure of the assembly. Loosen the catch of the right latch as shown.

Input rectifier and filter. If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions on page 3 of this publication, always follow the safety precautions. In other words, brightness is the perception elicited by the luminance of a visual target. Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures.


LG Flatron LQ LQ LCD Monitor sm_图文_百度文库

Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor “chip” components. LG Flatron MA chas Yes this is me reviewing my own product for sale. Carefully remove the damaged copper pattern with a sharp knife. Always connect the test receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead.

With the detailed liquid crystal technology found on this LG 1l780q, you can appreciate the wonderful viewing experience and increase your work output. Insert new transistor in the circuit board.

This part is include video controller part. If the wires are pressed cause short and may burn or take fire.

LG Flatron L1780Q – LCD monitor – 17″

Flat Panel Mount Interface. Do not spray chemicals on or near this receiver or any of its assemblies. Projector Max V-Sync Rate. This part function is for transfer the input AC voltage to a DC voltage through a bridge rectifier and a bulk capacitor. At Other Connections Use the following technique to repair the defective copper pattern at connections other than IC Pins. Electrostatically Sensitive ES Devices Some semiconductor solid-state devices can be damaged easily by static electricity.

LG Flatron LQ – monitors specifications. Remove the defective copper pattern with a sharp flatrron.


This program is available to LCD Monitor only. Cleaning with a dirty or rough cloth may damage the panel.

LG Flatron LQ monitor specifications

These parts are marked on the schematic diagram and the replacement parts list. Quickly draw the melted solder with an anti-static, suction-type solder removal device or with solder braid. Discharge the glatron tube anode only by a first connecting one end of an insulated clip lead to the degaussing or pg aquadag grounding system shield at the point where the picture tube socket ground lead is connected, and then b touch the other end of the insulated clip lead to the picture tube anode button, using an insulating handle to avoid personal contact with high voltage.

Additional Product Features Monitor Color. Unless specified otherwise in this service manual, lubrication of contacts in not required.

This is a flammable mixture. Skip to main content.

Inspect on the circuit board copper side the solder joints of the two “original” leads. Alternatively, obtain and wear a commercially available discharging wrist strap device, which should be removed to prevent potential shock reasons prior to applying power to the unit under test.