3 Board
Figure 3-27 PBU panel
PBU
Table 3-20
Table 3-20 PBU indicators
ID
PWR
RUN
WARN
3-40
OUT
PW R
SCP
W ARN
FAIL
RST
IN
lists detailed information about indicators on the PBU panel.
Color
Meaning
Green
Power supply indicator
Green
Running status indicator
Red
Warning indicator
Huawei Technologies Proprietary
M900/M1800 BTS3X Series Base Transceiver Station
Indication
ON: PBU is powered on.
OFF: PBU is powered off.
ON for one second and OFF for one
second.: PBU operates normally.
ON for two seconds and OFF for two
seconds.: receiving TMU message or
writing information to FLASH
ON: PBU generates warning.
OFF: PBU operates normally.
Hardware Description Manual
Issue 01 (2006-11-18)