Справочник Пользователя для Multitech MTCBA-Xx-EN2

Chapter 1 – Product Overview 

MultiModem rCell User Guide  

11 

Indicates presence of DC power when lit. 

The LED is a solid light when the rCell is booting up, saving the configuration, restarting, or updating the firmware.  
When the Status LED begins to blink, the router is ready. 

Link. Blinks when there is transmit and receive activity on the Ethernet link. It shows a steady light when there is a 
valid Ethernet connection. 

Speed. Lit when the Ethernet is linked at 100 Mbps. If it is not lit, the Ethernet is linked at 10 Mbps. 

CD 

Carrier Detect. Lit when data connection has been established. 

Permanently off. ME is in one of 
the following modes: Power Down 
mode, Airplane mode Non-Cyclic 
Sleep mode with no temporary 
wake-up event in progress.

 

Limited Network Service: No SIM 
card inserted or no PIN entered, or 
network search in progress or 
ongoing user authentication, or 
network login in progress

. 

Idle mode: The mobile is 
registered to the GSM network 
(monitoring control channels and 
user interactions). No call is in 
progress. 

One or more GPRS contexts 
activated. 

Packet switched data transfer in 
progress. 

CSD call – Connected to remote 
party. 

Permanently On: Not 
registered on network.

Flashing states: 

Registered on 
network. 

200 ms on/600 ms off 

Registered on the 
network and 
communications in 
progress 

Software downloaded 
is either corrupted or 
non-compatible (“bad 
software”) 

Permanently On: 
Not registered on 
network. 

Flashing states: 

Registered on 
network. 

200 ms on/600 ms 
off 

Registered on the 
network and 
communications in 
progress 

Software 
downloaded is either 
corrupted or non-
compatible (“bad 
software”) 

 

Powered on and 
connected, but not 
transmitting or 
receiving. 

 

ALL OFF - Unit is off, not registered on network, or extremely week signal (0 < = RSSI < 6).  

1 Bar “ON” – Very weak signal (7 < = RSSI <14) 

1 Bar and 2 Bar “ON” – Weak signal (15 < = RSSI <23) 

1 Bar, 2 Bar, and 3 Bar “ON” – Good signal (24 <= RSSI > = 31) 

* To be accurate, the AT^SSYNC command must be set to 1 so that the factory default LED timings are used.