Panasonic KX-DT543 - EHS Communication Waveforms (18-21)

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KX-DT543/KX-DT543-B/KX-DT546/KX-DT546-B
11.4.6. No.(18)-(21)
(18) EHSTX signal (19) EHSRX signal
Between 3pin and 4pin
of JK302
8pin(EHS_RX)
of IC150
(20) JABRA_UTX signal
Between 1pin and 4pin
of JK302
(21) JABRA_URX signal
10pin(JABRA_URX)
of CN160
10pin of IC410
on Main PCB