ZyXEL Communications omni TA128 User Manual page 171

Pin ITU-TSS
Number Signal
Name
21 140
22 125
24 113
25 142
Async. Hardware Flow Control Cable Connection
Modem
(DCE) Signal
DB25
2 TXD
3 RXD
4 RTS
5 CTS
6 DSR
7 Ground
8 CD (DCD) 1
20 DTR
22 RI
EIA Signal/Pin
Signal Description
Name
line.
Remote Digital
Loop Test.
CE Ring Indicator(RI).
DA Transmit Clock
Signal (source:
DTE).
Test Indicator.
to PC to DCE
(DTE) (Null)
DB 9 DB25
3 3
2 2
7 5
8 4
6 20
5 7
20
4 6,8
9
Signal
Direction
DTE -DCE
to to NeXT
MAC 68,040
Mini 8 Mini 8
3 3
5 5
1 6
2 8
4,8 4
2
1 1
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