Front-Panel LEDs
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Cisco 1750 Router Hardware Installation Guide
78-6169-02
Front-Panel LEDs
Use the router front-panel LEDs to determine network activity and status on the
Ethernet port and on the WIC and VIC ports. The front-panel LEDs are illustrated
in Figure 3 and described in Table 4.
Figure 3
Front-Panel LEDs
SLOT 2 OK
Green
On when a VIC is correctly inserted in the card slot.
PVDM OK
Green
On when a packet voice data module (PVDM) is
correctly inserted in the card slot.
Table 3
Rear Panel LEDs (continued)
LED Label
Color
Description
17470
PWR
ETH
ACT
PORT0
PORT1
PORT1
OK
PORT0
SLOT1
PORT0
SLOT0
SLOT2
PORT1
COL
Table 4
Front-Panel LEDs
LED
Color
Cards
Supported
LED Meaning
PWR
Green
–
On when DC power is being supplied to the router.
OK
Green
–
On when the router has successfully booted up and the
software is functional. This LED blinks during the
power-on self-test (POST).
Refer to the “OK LED Diagnostics” section in the
“Troubleshooting” chapter for information on how to use
this LED for router diagnostics.
ETH
