TX-21PS70TQ - Panasonic TV Service Manual (repair manual). Page 11

 

1.  Plug the AC cord directly into the AC outlet. Do not use an isolation transformer for this check.

2.  Check a 2 k

Ω

 non-inductive resistor and an AC/DC current meter, in series with each exposed 

metallic part on the receiver in turn and an earth such as a water pipe.

The current from any point should not exceed 0.7 mA peak AC or 2 mA DC. In the case of a 
measurement being outside of these limits specified, there is a possibility of a shock hazard and 
the receiver should be repaired and rechecked before it is returnedto the customer.

Fig. 1

 

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