Cisco Systems 819G, C819G4GAK9, C819GUK9, C819HK9 Power Switch, Reset Button, LEDs

1-13
Cisco 819 Integrated Services Router Hardware Installation Guide
OL-23125-02
Chapter 1 Product Overview
Hardware Features
• Omnidirectional
Power Switch
The power switch shuts down the router. A power switch lock is available to prevent accidental turning
off of the router in the hardened SKUs.
Reset Button
The Reset button resets the router configuration to the default configuration set by the factory. To restore
the router configuration to the default configuration set by the factory, use a standard size #1 paper clip
with wire gauge 0.033 inch or smaller and simultaneously press the reset button while applying power
to the router.
LEDs
The LEDs are located on the front panel of the router. Table 1-5 describes the 3G LEDs for the Cisco
819 ISR.
Ta b l e 1-5 3G LED Descriptions
LED Color Description
SYS Yellow FPGA download is complete.
Green (blinking) ROMMON is operational.
Green (solid) IOS is operational.
Green (four blinks
during bootup)
Reset button has been pushed during the bootup.
Off After powering up, when FPGA is being downloaded (in
ROMMON).
ACT Green Network activity on FE Switch ports, GE WAN port, 3G
cellular interface, and serial interfaces.
Off No network activity.
WWAN Green Module is powered on and connected but not transmitting
or receiving.
Green (slow blinking) Module is powered on and searching for connection.
Green (fast blinking) Module is transmitting or receiving.
Off Module is not powered.
GPS Green (solid) Standalone GPS.
Green (slow blinking) GPS is acquiring.
Yellow (solid) Assisted GPS.
Yellow (slow blinking) Assisted GPS is acquiring.
Off GPS is not configured.