Lg Electronics 3803 用户手册

 
 

 

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 Caution on Input/Output Terminals 

Input Terminals are rated with a maximum input. Do not supply an input over the specified 
rating in the standard section of the instruction manual. Also, do not supply external 
power to Output terminal, this could cause the instrument to malfunction. 

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 Caution when Not to Using Instrument the for a Long Time 

Make sure to disconnect the power cord from the socket when you do not use the 
instrument for a long time. 

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 Calibration 

This instrument is produced under the strictest quality controls at the factory, but 
accuracy may gradually deteriorate due to worn components. 
Therefore, periodic calibration should be performed. 
When service or calibration is required, contact your local Leader agent. 

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 Routine Maintenance 

Remove the power cord plug from the socket when cleaning the instrument. 
Avoid the use of thinner or benzene solvents for cleaning cases, panels and knobs since 
this might remove the paint or damage plastic surfaces. 
Wipe cases, panels, and knobs lightly with a soft cloth damped with neutral detergent. 
Do not allow water, detergent, or other foreign objects to enter the instrument while 
cleaning. 
If a liquid or metal object enters the instrument, it can cause electric shock or fire. 

 
 
Please conform to the above warnings and cautions for safe operation. There are cautions in 
each area of in this instruction manual, so please conform to each caution. If you have any 
questions about this manual, please feel free to contact your local Leader agent. 
 
 
 

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