Specifications

© 2010 Cypress Solutions Complete Manual: CTM-15X Firmware 1.3.0
Open CTM (Revision D)
19
Operating Your Modem
Reset: Press and hold for 0.25 to 1 second
Shutdown: Press and hold for 2 to 5 seconds (the PWR LED will go off at the 2-second mark). Press again
for more than 0.25 second to return to operating mode.
4.4 LED Indicators
There are five LED indicators on the CTM-15X top. These are used to show the status and operation of the
device.
For Sierra Wireless HSPA, Sierra Wireless CDMA/EV-DO, and Kyocera Wireless CDMA/EV-DO data devices
or modules:
LED
Description
Solid
Blinking
Off
PWR
Power status of the
device
full operating mode and
able to connect
device is in shutdown
mode
the device has
no power
CELL
status of the device on
the wireless network
receiving a signal
greater than or equal to
-95dBm
receiving a signal less
than -95dBm
device is not
detecting a
valid RF signal
TX/RX
data is being
transmitted or
received
N/A
Data is being transmitted
or received
no data is being
transmitted or
received
GPS
status of the GPS
module or external
GPS device (only
firmware version
R1.3.0 or above)
GPS module or external
GPS device (only
firmware version R1.3.0
or above) has obtained
a valid position fix
GPS module or external
GPS device (only firmware
version R1.3.0 or above)
does not have a valid
position fix
3G
indicates the type of
wireless data
connection
EV-DO Rev A (typical
downlink 450 to
800kbps)
EV-DO Rev 0 (typical
downlink 400 to 700
kbps)
1xRTT (typical
downlink 40 to
100 kbps)