Read Panasonic KX-DT321UA Service Manual online
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KX-DT321UA/KX-DT321UA-B
10.2. Waveform
(3) Pin45 of IC2 8.196MHz
(1) Pin42 of IC2 and PIN8 of IC6
(5) Pin4 to 6 of CN5
(4) Pin36 of IC2 Communication waveform
(2) Pin48 of IC2 16.384MHz
(6) Pin3 and 6 of IC3
PCM interface waveform between IC3 and IC2
D3.3V
Pin42 of IC2 and Pin8 of IC6
send data to PBX
receive data from PBX
Pin36 of IC2
CN5 pin4
CN5 pin6
CN5 pin5
CN5 pin3
Pin2 of IC3
Pin1 of IC3
Pin6 of IC3
Pin3 of IC3
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