User’s manual, Aw900r2-pair, Page 10 – AvaLAN Wireless AW900R2-PAIR User Manual
Page 10: Leds
User’s Manual
PAGE 10
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AW900R2-PAIR
LED
Function
Color
SER RX
Blinks when module is receiving RS-232 data
Green
SER TX
Blinks when module is transmitting RS-232 data
Green
RF RX
Blinks when module is receiving RF data
Green
RF TX
Blinks when module is transmitting RF data
Green
CH1
By adding the numbers that are lit, you can determine the cur-
rent radio channel. Valid channels are 1 to 12, CH16 and CH32
are not used. For the frequency of each channel, see the table
on page 5.
Green
CH2
CH4
CH8
CH16
CH32
Shows link quality (more
lit the better) or indicates
“key exchange mode” if
blinking sequentially
Excellent link quality: no retransmissions
Green
Very good link quality: few retransmissions
Green
Good link quality: occasional retransmissions
Amber
Fair link quality: some retransmissions
Amber
Poor link quality: frequent retransmissions
Red
No link quality: no link available
Red
PWR
Lit when the module has DC power
Red
USB RX
Located between the USB and power connectors, these LEDs
indicate activity through the USB port.
Amber
USB TX
Amber
If LEDs CH1 to CH8 are cycling in a binary count and only the bottom link quality
LED is lit, the radio is active and searching for another module to link to. When link
is accomplished, the Channel LEDs will stop, showing the RF channel selected and
the link quality LEDs will show the signal strength.
DIP Switches
(only used
during factory testing)
LEDs
Reset Switch:
Press momentarily to
cycle power and reboot
the module.