Huawei LTE CPE B593 User Manual page 16

Indicator
TEL1/TEL2
MODE
15
State Description
Off The CPE is powered off.
On This indicator is on when the CPE of the calling or called
party is in off-hook state.
Blinking This indicator blinks when the CPE is not switched to the
off-hook state during a call.
Off This indicator is off when the CPE is hooked off and there is
no calling party.
Blue This indicator is constantly blue when the CPE has
accessed the LTE network but no data is transferred.
This indicator is blinking blue when the CPE has accessed
the LTE network and data is transferred.
Green This indicator is constantly green when the CPE has
accessed the UMTS network but no data is transferred.
This indicator is blinking green when the CPE has
accessed the UMTS network and data is transferred.
Orange This indicator is constantly orange when the CPE has
accessed the GSM network but no data is transferred.
This indicator is blinking orange when the CPE has
accessed the GSM network and data is transferred.
White This indicator is blinking white when the CPE is accessing
the wireless network.