Panasonic KX-F910BX Service Manual page 159

900mhz cordless fax
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KX-F910BX
(3) Ringing
Portable
Unit
Ringing
TALK LED Flashing
After detecting the Ring signal from circuit, the Base Unit sends a LINK form requesting DATA (ACK-T) to the Portable Unit.
When receiving this data, the Portable Unit returns a permitting DATA (ACK-R) to the Base Unit. After receiving the returned
DATA from the Portable Unit, the Base Unit sends a ring signal DATA (Ring), then the Portable Unit starts ringing.
(4) Ports for transmitting and receiving of data
Portable Unit :
transmitting .... 38~41 Pin
Base Unit :
transmitting .... 27~30 Pin
(5) Wave form of DATA used for cordless transmission and reception
The DATA which is transmitted from the Portable Unit to the Base Unit is combination of DATA 0, DATA 1, DATA Delimt, Pre
data and End data of P1.
The DATA which is transmitted from the Base Unit to the Portable Unit is combination of DATA 0, DATA 1, DATA Delimt, Pre
data and End data of P2.
(STANDBY MODE)
ACK-T
Ring
Ring
receiving ....... 21 Pin
receiving ....... 73 Pin
Base
Unit
ACK-R
ACK-L
ACK-L
|168 |
Ring signal
IN USE LED Flashing

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