11
6619-2202
LED Indicators
LED Status Description
TD
Transmit data
OFF No data
ON / FLASH The modem receiving data on the DTE interface
RD
Receive data
OFF No data
ON / FLASH The modem transmitting data on the DTE interface
RTS
Request
to send
OFF RTS signal is inactive
ON RTS signal is active
DCD
Data carrier
detect
OFF DCD signal is inactive
ON DCD signal is active, modem has detected a carrier
or the signal is set to always ON
DTR
Data terminal
ready
OFF DTR signal is inactive
ON DTR signal is active
REL
Reliable mode
OFF Reliable mode is OFF, direct or normal mode
ON Reliable mode is ON
FLASH Reliable mode with error correction and compres-
sion
LINE OFF The modem is on-hook
ON The modem is off-hook with a established connection
FLASH The modem is off-hook and negotiating
PWR
Power
OFF The modem has no power
ON The modem is up and running
FLASH The modem is in the power-on selftest
