Huawei H350L/B890-66s Quick Start Manual page 11

Indicators
The front panel of your H350L/B890-66s provides simple and intuitive indicators so
that you can easily learn the H350L/B890-66s's status by observing the indicator lights.
Power indicator
Network mode
indicator
Wi-Fi/WPS indicator
Voicemail indicator
Call status indicator
Wireless connection
indicator
* and
/ /
LAN indicator
On: H350L/B890-66s is powered on.

Off: H350L/B890-66s is powered off.

Blinking red: SIM card failure. (SIM card not inserted,

SIM card rejected, SIM card blocked, or SIM card
unregistered.)
Steady cyan: registered with an LTE network.

Steady blue: registered with a 3G network.

Off: no signal.

Steady on: Wi-Fi turned on or data transfer in progress.

Blinking: a WPS connection is being set up.

Off: Wi-Fi turned off.

Blinking: new voicemail messages.
Steady on: call in progress.

Blinking slow: incoming call.

Blinking fast: insufficient voice balance or out of voice

balance.
Off: call restricted when you are making a call.

Steady on: connected to a LTE/3G network.

Blinking: connecting to a LTE/3G network.

Blinking fast: out of data balance.

Both blinking: activation required or no data and voice
balance available..
Steady on: LAN port is connected to a client.

Blinking: data is being transmitted through LAN port.

Off: no client is connected to LAN port.

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