ZyXEL Communications U-336E User Manual page 133

Signal ITU-TSS
Pin Signal
Name
6 107
7 102
8 109
15 114
17 115
18 141
20 108/2
108/1
21 140
22 125
24 113
25 142
EIA Pin/Signal
Signal Description
Name
CC Data Set Ready
(DSR).
AB Signal Ground
(GND).
CF Data Carrier
Detected (DCD).
DB Transmit Clock
Signal (source:
DCE).
DD Synchronous
Receive Clock.
Local Analog
Loopback Test.
CD Data Terminal
Ready (DTR).
Connect DCE to line
Remote Digital
Loop Test.
CE Ring Indicator(RI).
DA Transmit Clock
Signal (source:
DTE).
Test Indicator.
Direction
DTE-DCE
Connector Pinouts 121