Huawei S7700 Series Quick Maintenance Manual page 6

Check Indicator Status
Check whether the status of each indicator is normal.
information and find out the fault handling methods according to the indicator status and meanings in
Hardware Description
cannot be rectified, contact your agent or Huawei enterprise technical support hotline.
The following table lists the normal status of each indicator on the switch.
Category Indicator
MPU RUN/ALM
ACT
CMU RUN/ALM
ACT
LPU RUN/ALM
INPUT
1600 W DC
Power supply
ALM
INPUT
•2200 W DC
power supply
ALM
•800 W AC
FAULT
power supply
•2200 W AC
power supply
Fan module RUN/ALM
Cluster card RUN/ALM
VAS card RUN/ALM
Note: For the meanings, status, and status description of each indicator, see the
or the troubleshooting procedures in
Normal State
Slow blinking green
Steady green: active MPU; off: standby MPU
Slow blinking green
Steady green: active CMU; off: standby CMU
Slow blinking green
Steady green
Off
Steady green
Off
Off
Slow blinking green
Slow blinking green
Slow blinking green
If an indicator is in abnormal state, record the fault
Troubleshooting
3
Guide. If the fault
Hardware Description.