Chapter 3 Meaning of the LEDs
The following figure shows where LEDs are located on the front panel of the device:
Fig. 17: Teldat H: Front panel
Fig. 18: Teldat H4 & L1+: Front panel
ON
Power-on indicator. It lights up when connected to the power.
S
Router operations
OFF: System stopped.
GREEN: System initialized and operating.
YELLOW: System with Telnet session established.
LANx
Ethernet LAN switch interface:
OFF: Interface not supported or unavailable.
RED: Interface active, there are no active connected devices.
GREEN: Interface active, there is one connected device which is active.
Blinking: heartbeat.
SERIAL
(Teldat H4)
Multistandard Serial Interface
OFF: Port has not initialized.
RED: Port has initialized.
YELLOW: Establishing the link.
GREEN: Communications established.
A
Wireless WAN interface channel 0 (cellular0/1).
OFF: Interface unavailable or not installed (not supported).
RED: Interface has not been established; no data connection.
YELLOW: Registered in the SIM carrier Network.
GREEN: Communications established.
B
Wireless WAN interface channel 1 (cellular1/1).
OFF: Interface unavailable or not installed (not supported).
Teldat S.A.
3 Meaning of the LEDs
Teldat H/L Router Family
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