Cisco 1720 Hardware Installation Manual page 25

Chapter 1 Cisco 1700 Router Overview
Table 1-1 Rear-Panel Connectors (Continued)
Connector/Slot
WAN interface card slot
(WIC1)
Power socket
Table 1-2 Rear-Panel LEDs
LED Label Color
WICØ OK Green
FDX Green
100 Green
LNK Green
WIC1 OK Green
78-5405-03
Label/Color
No label
+5, +12, -12 VDC
Use the rear-panel LEDs during router installation to confirm that you have
correctly connected all cables to the router.
Description
On when a WAN interface card is correctly inserted in the card slot.
On solid—Ethernet port is operating in full-duplex mode.
Off—Ethernet port is operating in half-duplex mode.
On solid—Ethernet port is operating at 100 Mbps.
Off—Ethernet port is operating at 10 Mbps.
On when the Ethernet link is up.
On when a WAN interface card is correctly inserted in the card slot.
Description
Supports one Cisco WAN interface card. For detailed
information, refer to the Cisco WAN Interface Cards Hardware
Installation Guide that comes with every card.
Connects the router to the external power supply.
Cisco 1700 Router Hardware Installation Guide
1-5