Draft 1
BlueTree Wireless BT-4600/BT-5600 Product Manual
14
OFF
No terminal is detected.
Flashing Problem.
4 DTR Date
Terminal
Ready
ON
Terminal host is detected.
OFF
Network not found.
Flashing
Registered on network.
5 REG Registration
ON
Searching for network.
OFF
Not in a call.
Flashing
In a circuit-switched call.
6 LNK RF
link
ON
In a packet-switched call.
OFF
No transmit/receive from network.
7 ACT RF
activity
Flashing Transmitting/receiving data from
network.
OFF
AT command mode.
Flashing
On-demand serial IP mode.
8 SER Serial
mode
ON
Always-on serial IP mode.
(Model BT4600 only)
OFF
No position fix available.
Flashing 2D
position
fix is available.
9 GPS GPS
ON
3D position fix is available.
(Model BT5600 only)
Serial Port (DB9)
The modem’s serial port is an RS232 DCE, compliant with EIA-232
standard. The connector used is DB9 female and is shown in the
illustration below.
