Cisco Systems 1700

Cisco 1700 Router Overview 1-7

Front-Panel LEDs

WICØ

ACT/CHØ Green Serial and DSU/CSU cards—Blinks when data is being sent to or received from

the port on the card in the WICØ slot.

ISDN cards—On solid when the ﬁrst ISDN B channel is up for the card in the

WICØ slot.

2-port serial cards—Blinks when there is data being sent to or received from the

ﬁrst port on the 2-port card in the WICØ slot.

ACT/CH1 Green Serial and CSU/DSU cards—Remains off.

ISDN cards—On solid when the second ISDN B channel is up for the card in the

WICØ slot

2-port serial cards—Blinks when there is data being sent to or received from the

second port on the 2-port card in the WICØ slot.

WIC1

ACT/CHØ Green Serial and DSU/CSU cards—Blinks when data is being sent to or received from

the port on the card in the WIC1 slot.

ISDN cards—On solid when the ﬁrst ISDN B channel is up for the card in the

WIC1 slot.

2-port serial cards—Blinks when there is data being sent to or received from the

ﬁrst port on the 2-port card in the WIC1 slot.

ACT/CH1 Green Serial and DSU/CSU cards—Remains off.

ISDN cards—On solid when the second ISDN B channel is up for the card in the

WIC1 slot.

2-port serial cards—Blinks when there is data being sent to or received from the

second port on the 2-port card in the WIC1 slot.

Table1-4 Front-Panel LEDs (Continued)

LED Label Color Description