Maintaining The Power Supplies - Juniper MX204 Hardware Manual

MX204 3D Universal Edge Router Hardware Guide
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Documentation
Maintaining the MX204 Power Supplies
Purpose
Action
116
Fan Tray 1 Fan 0
Fan Tray 1 Fan 1
Fan Tray 2 Fan 0
Fan Tray 2 Fan 1
MX204 Cooling System Description on page 11
Replacing an MX204 Fan Module on page 95
show chassis environment
For optimum router performance, verify the condition of the power supply modules.
On a regular basis, check the power supply status:
To check the power supply status, issue the
The output is similar to the following:
user@host> show chassis environment
Class Item
Temp CB 0 Top Right Inlet Sensor
CB 0 Top Left Inlet Sensor
CB 0 Top Right Exhaust Sensor
CB 0 Top Left Exhaust Sensor
CB 0 CPU Core-0 Temp
CB 0 CPU Core-1 Temp
CB 0 CPU Core-2 Temp
CB 0 CPU Core-3 Temp
CB 0 CPU Core-4 Temp
CB 0 CPU Core-5 Temp
CB 0 CPU Core-6 Temp
CB 0 CPU Core-7 Temp
FPC 0 EA0_HMC0 Logic die
FPC 0 EA0_HMC0 DRAM botm
FPC 0 EA0_HMC1 Logic die
FPC 0 EA0_HMC1 DRAM botm
FPC 0 EA0 Chip
FPC 0 EA0-XR0 Chip
FPC 0 EA0-XR1 Chip
Power PEM 0
PEM 1
Fans Fan Tray 0 Fan 0
Fan Tray 0 Fan 1
Fan Tray 1 Fan 0
Fan Tray 1 Fan 1
Fan Tray 2 Fan 0
Fan Tray 2 Fan 1
Make sure that the power and grounding cables are arranged so that they do not
obstruct access to other router components.
Routinely check the status LEDs on the power supply faceplates and the craft interface
to determine if the power supplies are functioning normally.
OK Spinning at normal speed
OK Spinning at normal speed
OK Spinning at normal speed
OK Spinning at normal speed
show chassis environment
Status Measurement
OK 26 degrees C / 78 degrees F
OK 22 degrees C / 71 degrees F
OK 31 degrees C / 87 degrees F
OK 44 degrees C / 111 degrees F
OK 35 degrees C / 95 degrees F
OK 34 degrees C / 93 degrees F
OK 34 degrees C / 93 degrees F
OK 34 degrees C / 93 degrees F
OK 33 degrees C / 91 degrees F
OK 33 degrees C / 91 degrees F
OK 33 degrees C / 91 degrees F
OK 33 degrees C / 91 degrees F
OK 55 degrees C / 131 degrees F
OK 52 degrees C / 125 degrees F
OK 55 degrees C / 131 degrees F
OK 52 degrees C / 125 degrees F
OK 64 degrees C / 147 degrees F
OK 56 degrees C / 132 degrees F
OK 57 degrees C / 134 degrees F
OK
Ok
OK Spinning at normal speed
OK Spinning at normal speed
OK Spinning at normal speed
OK Spinning at normal speed
OK Spinning at normal speed
OK Spinning at normal speed
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CLI command.