Installation guide

1-Port ISDN BRI Cards
Cisco WAN Interface Cards Hardware Installation Guide
3-6
Figure 3-4 Connecting the Serial WAN Port to a Modem or DSU/CSU
Step 4
Turn ON power to the router by pressing the power switch to the ON ( | )
position.
Step 5 Check that the CONN LED goes on, which indicates that the card’s serial port
detects the WAN serial connection.
If you have additional cards to install, proceed to the appropriate section(s) in this manual.
When you have finished all installations, see the software configuration guide that shipped
with your hardware.
1-Port ISDN BRI Cards
This section describes the following Cisco ISDN BRI WAN interface cards:
• 1-Port BRI S/T WAN Cards (WIC36-1B-S/T, WIC-1B-S/T) on page 3-7
• 1-Port BRI with NT1 WAN Cards (WIC36-1B-U, WIC-1B-U) on page 3-7
SERIAL
Serial transition
cable
CSU/DSU or
other DCE
EIA/TIA-232, EIA/TIA-449, V.35,
X.21, or EIA-530 connector
H7370
Synchronous serial
port (DB-60)
CONN LED
CONN