
Step 9 Reinstall the BCU and turn on the ready switch.
Step 10 Press and hold the POWER ON/OFF button on the BCU for more than 2s. The
green indicator of the BCU blinks at 4 Hz.
NO TICE
If the Version incompatible alarm is generated, you need to upgrade the version
before switching on the battery circuit breaker.
Step 11 After the green indicator of the BCU blinks at 10 Hz and the red indicator is steady
on, switch on the battery circuit breaker on the SmartLi.
----End
9.4 Replacing a SmartLi Fuse
Prerequisites
●
Tools: insulated socket wrench, insulation gloves, Phillips screwdriver, key to
the cabinet door
●
Material: a new fuse
Procedure
Step 1 Open the front door of the cabinet and switch off the battery circuit breaker. Press
and hold the POWER ON/OFF button on the BCU for more than 5s to power off
the cabinet.
Step 2 Turn off the ready switch on the BCU, remove the bolts that secure the BCU, and
pull it out for about 10 cm.
Step 3 Remove the fuse cover.
Step 4 Remove the screws that secure the fuse and replace the faulty fuse with a new
one.
SmartLi 2.0
User Manual
9 Parts Replacement
Issue 09 (2022-01-30)
Copyright © Huawei Technologies Co., Ltd.
137