Cisco 1600 Series Router Hardware Installation Guide
Rear Panel LEDs
A-14
Rear Panel LEDs
Table A-4 describes the rear panel LEDs. For illustrations of these LEDs and the rear panel
of the routers, refer to Figure 1-2 through Figure 1-5 in the “Overview of the Router”
chapter.
Table A-4
Rear Panel LED Functions
LED
Color
Description
All Models
LNK
(next to ETHERNETØ 10BASET)
Green
Indicates 10BaseT link integrity. This LED is not on when
connected to an Ethernet network through the AUI port.
The Cisco 1605 has two LNK LEDs, one for each Ethernet
10BaseT port.
OK
(next to FLASH PC CARD slot)
Green
The Flash PC card is correctly installed.
Cisco 1601
RDY
Green
A serial port cable connection has been made to a modem or
DSU/CSU.
Cisco 1602
LOOPBACK
Yellow
The DSU/CSU is in DSU or CSU loopback mode.
ALARM
Yellow
An alarm condition exists on the DSU/CSU port.
CARRIER
Green
Indicates line synchronization or connection on the DSU/CSU
port.
Cisco 1603
OK
(next to ISDN BRIØ S/T port)
Green
A physical connection has been established with the ISDN
central office switch.
Summary of Contents for 1601 - Router - EN
Page 18: ...Equipment That You Must Provide Cisco 1600 Series Router Hardware Installation Guide 1 14 ...
Page 36: ...Connecting the Console Port Cisco 1600 Series Router Hardware Installation Guide 2 18 ...
Page 48: ...Wall Mounting the Router Cisco 1600 Series Router Hardware Installation Guide 3 12 ...
Page 64: ...Cisco 1600 Series Router Hardware Installation Guide Rear Panel LEDs A 16 ...
Page 72: ...Cisco 1600 Series Router Hardware Installation Guide ISDN Configuration Options B 8 ...