Specifications

© Copyright 2007 Cisco Systems, Inc.
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The 1841 router supports AIM-VPN/BPII-Plus card and two fast Ethernet connections. Figure 2
shows the rear panel. The front panel contains 2 LEDs that output status data about the system
status (SYS OK) and system activity (SYS ACT). The back panel consists of 8 LEDs: two
duplex LEDs, two speed LEDs, two link LEDs, CF LED and AIM LED.
The rear panel contains the following:
• (1) Power inlet
• (2) Power switch
• (3) HWIC/WIC/VIC slot 0
• (4) Console port
• (5) FE ports
• (6) Lock
• (7) HWIC/WIC/VIC slot 1
• (8) CF drive
• (9) CF LED
• (10) AIM LED
• (11) USB port
• (12) Auxiliary port
• (13) Ground connector
The following tables provide more detailed information conveyed by the LEDs on the front and
rear panel of the router:
Name State Description
System OK Solid Green
Blinking Green
Router has successfully booted up and the
software is functional.
Booting or in ROM monitor (ROMMON) mode.
System Activity Solid Green
Blinking Green
Off
System is actively transferring packets.
System is servicing interrupts.
No interrupts or packet transfer occurring.
Table 1 – 1841 Front Panel Indicators
Name State Description
AIM Solid Green
Solid Orange
Off
AIM installed and initialized.
AIM installed and initialized error.
AIM not installed.
Compact Flash Solid Green
Off
Indicates that the flash is busy and should not be
removed.
OK to remove flash card.
Table 2 – 1841 Rear Panel Indicators
The following table describes the meaning of Ethernet LEDs on the rear panel:
Name State Description