Huawei NetEngine-8000-M8 Manual page 25

4
Use a multimeter to measure the resistance between circuit breakers including NEG (-), RTN (+), and PGND.
Resistance Between NEG (-)
and RTN (+)
+∞
5
Checking Indicator Statuses After Power-On
STAT/PROG/SYNC
Indicator
FAN/PWR
6
Checking Board Indicators
If an indicator is in an abnormal state after you power on the equipment, handle the exception immediately.
Check whether each indicator is in the normal state according to the following table, and record the results.
Indicator
STAT
PROG(Main Control Board only)
SYNC(Main Control Board only)
Resistance Between NEG (-)
and PGND
+∞
STAT
Whether the Indicators Are Steady Green
Normal State
Yes No
Normal State
Steady green
Steady green
Steady green
24
Resistance Between RTN (+)
and PGND
≤ 10 ohms
PWR
Abnormal State
Power off the chassis immediately and power
on the chassis again after the fault is rectified.
Abnormal State
Steady red, steady orange, steady off
Steady red, steady off
Steady red
FAN