Panasonic KX-F680BX - Page 78

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KX-F680BX/KX-F2681BX
Is the amplitude at pins 2~5 of CN6
4~5 Vp-p?
Take out cable from CN6, and
check the amplitude at pins 2~5
of CN6 (4~5 Vp-p).
Is the voltage at pin 1 of CN6 +5 V?
Check the waveform of CCD and read
section. (Refer to page 86)
Check CCD board.
(Refer to page 85)
Check the solder at pins 50~53 of IC1.
Replace IC1.
Check power supply
section.
(Refer to page 76)
YES
NO
YES
NO
NG
OK
OK
B