Panasonic KX-TCD400RUB

KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF
11.1. Check Power
11.1.1. Base Unit
Is the AC Adaptor inserted into AC outlet? (Check AC Adaptor’s specification.)
Cross Reference
Power Supply Circuit (P.50)
11.1.2. Handset
Note:
BBIC is IC2.
Is the battery inserted to CN3?
<
r YES
NO
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1
r YES
NO
— > |
Is the voltage of TP 14 about 4V?
i
, YES
NO
- ¥
Is BBIC (VDD) voltage about 2.65V?
Check the battery and around CN3 are not shorted.
Check Power Supply Circuit.
Cross Reference
Power Supply Circuit/Reset Circuit (P.53)
Note:
BBIC is IC1.
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