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KX-T2388
@ AUTOMATIC TELEPHONE ANSWRING SYSTEM (For Cradle)
1) NO FUNCTIONS OPERATE
Is the AC Adapter
inserted into
120 V outlet?
Is Q5 emitter voltage
6V?
Check Q5 and D11.
Is pin 21 of IC1 alow
level after the AC adapter
is plugged in?
Check Q8.
Does pin 24 and 25 of
IC1 oscillate at 4.0 MHz?
Check X1.
Check IC1.
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