Services Routers Hardware Guide

Table 47: Chassis Alarm Conditions and Corrective Actions
Alarm SeverityCorrective ActionAlarm ConditionsComponent
Yellow (minor)Typically, the router boots from the
internal compact flash. If you
configured your router to boot from
an alternative boot device, ignore this
alarm condition.
If you did not configure the router to
boot from an alternative boot device,
contact JTAC. (See “Requesting
Technical Support” on page xxii.)
The Services Router boots from
an alternative boot device.
Alternative boot media
Red (major)Replace the failed PIM. (See
“Replacing a PIM” on page 120)
A PIM has failed.
When a PIM fails, it attempts
to reboot. If the Routing Engine
detects that a PIM is rebooting
too often, it shuts down the
PIM.
PIM
Yellow (minor)Reformat the compact flash and
install a bootable image. (See the
JUNOS Software Administration Guide.)
If this remedy fails, you must replace
the failed Routing Engine. To contact
JTAC, see “Requesting Technical
Support” on page xxii.
An error occurred during the
process of reading or writing
compact flash.
Routing Engine
Yellow (minor)
■
Check the room temperature.
(See “Router Environmental
Tolerances” on page 66.)
■
Check the air flow. (See “General
Site Guidelines” on page 63.)
■
Check the fans. If you must
replace a fan or the Routing
Engine, contact JTAC. (See
“Requesting Technical
Support” on page xxii.)
■
If the router has an air filter,
check the filter and replace it if
it appears clogged. (See
“Replacing Air Filters on J2350
Routers” on page 153or
“Replacing Air Filters on J4350
and J6350 Routers” on page 154.)
Routing Engine temperature is
too warm.
Red (major)Replace the failed fan. To contact
JTAC, see “Requesting Technical
Support” on page xxii.
Routing Engine fan has failed.
158 ■ Troubleshooting Hardware Components
JUNOS Software with Enhanced Services Hardware Guide