Panasonic KX-F1200 Service Manual And Technical Manual page 37

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Note 1) Check power supply
Check the voltage between pin 4 and
pin 5 on 0N401 (Digital board).
4.85 (V) <V<5.35 (V)
NG
_.[ Check-swiichi---ngpower supply section.
(Refer to page 63.)
OK
Check connection between
CN401,402,403 (Digital board) and
CN4 (Analog board).
Insert the connector and cable exactly
into CN401,402,403 and CN4
OK
Check the voltage between pin 3 and 4
of CN4 (Analog board).
4.85 (V) _<V_<5.35 (V)
NG
I
= ! Replace the connector cable for CN4
I
(Analog board).
OK
Go to next page (Check reset circuit).
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