Colleagues, help to deal with such an error :
show chassis alarms
1 alarms currently active
Alarm time Class Description
2007-01-08 15:10:11 EET Major PEM Invalid AC Configuration
show chassis power
PEM 0:
State: Online
AC input: OK (1 feed expected, 1 feed connected)
Capacity: 2050 W (maximum 2050 W)
DC output: 58 W (zone 0, 1 A at 58 V, 2% of capacity)
PEM 1:
State: Empty
Input: Absent
PEM 2:
State: Online
AC input: OK (1 feed expected, 1 feed connected)
Capacity: 2050 W (maximum 2050 W)
DC output: 114 W (zone 0, 2 A at 57 V, 5% of capacity)
PEM 3:
State: Empty
Input: Absent
System:
Zone 0:
Capacity: 4100 W (maximum 4100 W)
Allocated power: 480 W (3620 W remaining)
Actual usage: 172 W
Total system capacity: 4100 W (maximum 4100 W)
Total remaining power: 3620 W
show chassis hardware
Hardware inventory:
Item Version Part number Serial number Description
Chassis JN112E0E6AFB MX480
Midplane REV 05 710-017414 TR7671 MX480 Midplane
FPM Board REV 02 710-017254 WW3758 Front Panel Display
PEM 0 Rev 01 740-063046 QCS1829U0UB PS 1.4-2.52kW; 90-264V AC in
PEM 2 Rev 01 740-063046 QCS1829U0U6 PS 1.4-2.52kW; 90-264V AC in
Routing Engine 0 REV 07 740-013063 9009010152 RE-S-2000
Routing Engine 1 REV 07 740-013063 9009010146 RE-S-2000
CB 0 REV 03 710-021523 WV7436 MX SCB
CB 1 REV 03 710-021523 WV9131 MX SCB
FPC 0 REV 38 750-028467 ABCK0701 MPC 3D 16x 10GE
CPU
Fan Tray Enhanced Left Fan Tray
JunOS - version 16.2R2.8