Chassis Component Alarm Conditions on EX4500 Switches
This topic describes the chassis component alarm conditions on EX4500 switches.
Table 1 lists the alarms that the chassis components can generate on EX4500 switches.
Table 1: Chassis Component Alarm Conditions on EX4500 Switches
Chassis Component | Alarm Condition | Remedy | Alarm Severity |
|---|---|---|---|
| Power supplies | A power supply has been removed from the chassis. | Insert power supply into empty slot. | Yellow |
An unknown power supply is installed. | Install a Juniper networks recommended power supply. | Yellow | |
The power supply is offline or the power supply output has failed. | Open a support case using the Case Manager link at http://www.juniper.net/support/ or call 1-888-314-5822 (toll-free within the United States and Canada) or 1-408-745-9500 (from outside the United States). | Red | |
| Fan tray | Fan tray is missing or has been removed from the chassis. | Install missing fan tray. | Yellow |
One fan in the chassis is not spinning or is spinning below required speed. |
| Red | |
Power supply and the fans have different airflow directions. | Open a support case using the Case Manager link at http://www.juniper.net/support/ or call 1-888-314-5822 (toll-free within the United States and Canada) or 1-408-745-9500 (from outside the United States). | Red | |
The fans in the fan tray have different airflow directions. | Open a support case using the Case Manager link at http://www.juniper.net/support/ or call 1-888-314-5822 (toll-free within the United States and Canada) or 1-408-745-9500 (from outside the United States). | Red | |
Fan tray failure – i2c read failure |
| Red | |
| Temperature | The temperature inside the chassis has exceeded 95° C (203° F). |
| Red |
The temperature inside the chassis has exceeded 85° C (185° F) and a fan has failed. |
| Red | |
The temperature inside the chassis has exceeded 80° C (176° F). |
| Yellow | |
The temperature inside the chassis has exceeded 70° C (158° F) and a fan has failed. |
| Yellow | |
The temperature sensor has failed. | Open a support case using the Case Manager link at http://www.juniper.net/support/ or call 1-888-314-5822 (toll-free within the United States and Canada) or 1-408-745-9500 (from outside the United States). | Red | |
| Media | Device booted from backup root | Open a support case using the Case Manager link at http://www.juniper.net/support/ or call 1-888-314-5822 (toll-free within the United States and Canada) or 1-408-745-9500 (from outside the United States). | Yellow |
/var or /config full (only 10% free) | Open a support case using the Case Manager link at http://www.juniper.net/support/ or call 1-888-314-5822 (toll-free within the United States and Canada) or 1-408-745-9500 (from outside the United States). | Red | |
/var or /config full (only 25% free) | Open a support case using the Case Manager link at http://www.juniper.net/support/ or call 1-888-314-5822 (toll-free within the United States and Canada) or 1-408-745-9500 (from outside the United States). | Yellow | |
Upgrade bank is empty or corrupted. | Open a support case using the Case Manager link at http://www.juniper.net/support/ or call 1-888-314-5822 (toll-free within the United States and Canada) or 1-408-745-9500 (from outside the United States). | Red | |
Firmware version is not latest. | Open a support case using the Case Manager link at http://www.juniper.net/support/ or call 1-888-314-5822 (toll-free within the United States and Canada) or 1-408-745-9500 (from outside the United States). | Yellow | |
ECC single bit error detected. | Open a support case using the Case Manager link at http://www.juniper.net/support/ or call 1-888-314-5822 (toll-free within the United States and Canada) or 1-408-745-9500 (from outside the United States). | Red | |
Management link down | Configure and bring up management interface. | Red |
