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3 CAUTION
3.1.
CAUTION
When you mention the serial number, write down all 11 digits. The serial number may be found on the label affixed to the
bottom of the unit.
3.2.
SAFETY PRECAUTIONS
1. Before servicing, unplug the power cord to prevent an electric shock.
2. When replacing parts, use only the manufacturer´s recommended components for safety.
3. Check the condition of the power cord. Replace if wear or damage is evident.
4. After servicing, be sure to restore the lead dress, insulation barriers, insulation papers, shields, etc.
5. Before returning the serviced equipment to the customer, be sure to perform the following insulation resistance test to prevent
the customer from being exposed to shock hazards.
3.3.
INSULATION RESISTANCE TEST
1. Unplug the power cord and short the two prongs of the plug with a jumper wire.
2. Turn on the power switch.
3. Measure the resistance value with ohmmeter between the jumpered AC plug and each exposed metal cabinet part, such as
screw threads, control shafts, handle brackets, etc.
Note:
Some exposed parts may be isolated from the chassis by design. These will read infinity.
4. If the measurement is outside the specified limits, there is a possibility of shock hazard. The equipment should be repaired and
rechecked before it is returned to the customer.
9
KX-TVM200E / KX-TVM200NE
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