Cisco 1605-R How To Use Manual page 69

Figure 3-20
INST ALLA TION
LP
Step 4
Step 5
T1/FT1 WAN Interface Card LEDs
The T1/FT1 card has three LEDs and a loopback button, which are shown in Figure 3-21
and described in Table 3-5.
Connecting the T1/FT1 Card to the T1 Wall Jack
T1 port
(RJ-45)
LOO P
SEE MAN UAL BAC K
BEFO RE
DSU
CSU
AL
CD
T1 DSU /CSU T1
Straight-through
RJ-45-to-RJ-45 cable
Turn ON power to the router.
Check that the CD LED goes on, which means that the card's internal DSU/CSU
is communicating with the DSU/CSU at the T1 service provider's central office.
Connecting WAN and Voice Interface Cards to a Network 3-21
T1/FT1 WAN Interface Card LEDs
T1 (RJ-48C)
wall jack