LG 32LW4500, Руководство по обслуживанию

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LG 32LW4500 Service Manual
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LG PLASMA TV
42pt350r-Td LG TV Service
Manual Service Manual
LG LED 32LE5500. Samsung LCD
A55x Service
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 
CAUTION: Before servicing receivers covered by this service CAUTION: Before servicing receivers covered by this service
manual and its supplements and addenda, read and follow the
manual and its supplements and addenda, read and follow the
SAFETY PRECAUTIONS SAFETY PRECAUTIONS on page 3 of this on page 3 of this publication. publication.
NOTE: NOTE: If unforeseen circumstances create conflict between the If unforeseen circumstances create conflict between the
following servicing precautions and any of following servicing precautions and any of the safety precautions on the safety precautions on
page 3 of this publication, always follow the safety precautions. page 3 of this publication, always follow the safety precautions.
Remember: Safety First. Remember: Safety First.
General Servicing Precautions General Servicing Precautions
1. 1. Always unplug the receiver AC power cord from the AC power Always unplug the receiver AC power cord from the AC power
source before; source before;
a. Removing or reinstalling any component, circuit board a. Removing or reinstalling any component, circuit board
module or any other receiver assembly. module or any other receiver assembly.
b. b. Disconnecting or reconnecti Disconnecting or reconnecti ng any receiver electrical plug or ng any receiver electrical plug or
other electrical connection. other electrical connection.
c. c. Connecting a Connecting a test substi test substi tute in parall tute in parall el with an ele el with an ele ctrolytic ctrolytic
capacitor in the receiver. capacitor in the receiver.
CAUTION: CAUTION: A wrong part substitution or incorrect polarity A wrong part substitution or incorrect polarity
unit under test. unit under test.
2. After removing an electrical assembly equipped with ES 2. After removing an electrical assembly equipped with ES
devices, place the assembly on a conductive surface such as devices, place the assembly on a conductive surface such as
aluminum foil, to prevent electrostatic charge buildup or aluminum foil, to prevent electrostatic charge buildup or
exposure of the assembly. exposure of the assembly.
3. 3. Use only a grounded-tip sol Use only a grounded-tip sol dering iron to solder or unsol dering iron to solder or unsol
devices. devices.
4. 4. Use only Use only an anti-static an anti-static type solder type solder removal device. removal device.
removal devices not classified as "anti-static" can generate removal devices not classified as "anti-static" can generate
electrical charges sufficient to damage ES electrical charges sufficient to damage ES devices. devices.
5. Do not use freon-propelled chemicals. These can generate 5. Do not use freon-propelled chemicals. These can generate
electrical charges sufficient to damage ES electrical charges sufficient to damage ES devices. devices.
6. Do not remove a replacement ES device from its protective 6. Do not remove a replacement ES device from its protective
package until immediately before you are ready to install it. package until immediately before you are ready to install it.
(Most replacement ES devices are packaged with leads (Most replacement ES devices are packaged with leads
electrically shorted together by conductive foam, aluminum foil electrically shorted together by conductive foam, aluminum foil
or comparable conductive material). or comparable conductive material).
7. Immediately before removing the protective material from the 7. Immediately before removing the protective material from the
SERVICING PRECAUTIONS SERVICING PRECAUTIONS