Status LED
ILLUMINATED
FLASHING (slow)
ALTERNATING
(Slow)
RED
YELLOW
YELLOW
GREEN
RED
YELLOW
GREEN
46
GREEN
Ready to receive
or place a call
(registered)
Voice Call in
progress
DPL communication, or PCM Clock problem
Short-circuit on "Alert Loop" output or "Horn alert /
Audio system mute" output
System Error (see Log in Eagle). The Arrow buttons will
also flash ORANGE in this state.
RED
- No Iridium signal
- Not registered
- No SIM card
- Firmware
Upgrade Mode (in
conjunction with
all other LED's
illuminated red)
N/A
YELLOW
- DTR present on
data port
- LED brightness
adjustment mode
- Data Call in
progress (DCD
active)
- Enter/Exit
LED brightness
adjustment mode