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Chapter 1 – Product Overview
MultiModem rCell User Guide 11
LED Indicators
Power Indicates presence of DC power when lit.
Status 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.
LNK 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.
SPD 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.
LS Link Status Dependent on Model
-E1 version* (AT^SSYNC=1) G2 version C1 version -H5 and EV2 versions
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.
600 ms on/600 ms off
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
.
75 ms on/3 sec off
Idle mode: The mobile is
registered to the GSM network
(monitoring control channels and
user interactions). No call is in
progress.
75 ms on/ 75 ms off/75 ms on/3
sec off
One or more GPRS contexts
activated.
500 ms on/ 25 ms off
Packet switched data transfer in
progress.
Permanently on
CSD call
– Connected to remote
party.
Permanently On: Not
registered on network.
Flashing states:
200 ms on/2 sec off
Registered on
network.
200 ms on/600 ms off
Registered on the
network and
communications in
progress
100 ms on/200 ms off
Software downloaded
is either corrupted or
non-compatible (“bad
software”)
Permanently On:
Not registered on
network.
Flashing states:
200 ms on/2 sec off
Registered on
network.
200 ms on/600 ms
off
Registered on the
network and
communications in
progress
100 ms on/200 ms
off
Software
downloaded is either
corrupted or non-
compatible (“bad
software”)
Permanently On:
Powered on and
connected, but not
transmitting or
receiving.
Signal 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.