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Westermo DR-250 User's Guide Page 12

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12
6622-2211
LED Indicators
LED Status Description
PWR ON In service
OFF Out of service
LAN
0, 1, 2, 3
ON Network connection on LAN port
OFF No connection on LAN port
Flash Transmit or recive data on LAN port
DTE ON Terminal connected to the serial port and the DTR signal is on
OFF No connection on serial port Data is transmitted or received on
the serial port
Flash Data is transmitted or received on the serial port
DSL ON RED No DSL is detected
FLASH RED DSL training
ON GREEN DSL active
FLASH GREEN Data being transferred
W-WAN NET ON A wireless network has been detected
OFF No wireless network has been detected
SIM ON A valid SIM card is installed in the unit
OFF No valid SIM card is installed in the unit
DAT Flash Data is being transferred over the wireless network
OFF No data is being transferred over the wireless network
Signal The three indicators labelled SIGNAL illuminate to indicate the GSM signal strength
as follows:
None
illuminated
< -113 dBm (effectively no signal)
1 LED
illuminated
>= -112 dBm and <= –87 dBm (weak)
2 LED’s
illuminated
>= -86 dBm and <= –71 dBm (medium)
3 LED’s
illuminated
>= -70 dBm and <= –51 dBm (strong)
ISDN D ON Connected to ISDN network and D-channel active
B1 ON ISDN B-channel 1 active
FLASH Data being transferred
2 ON ISDN B-channel 2 active
FLASH Data being transferred
PSTN OH ON Modem off-hook
CD ON Connected to a remote modem
DAT FLASH Data being transfered
Reset switch
This is located on the underside of the unit near the front. Pressing the switch gently with the tip of
a pen or other suitable implement will generate a hardware reset.
Refer to page 15 (restoring factory defaults)
It is important to allow the DR-250 to complete the restore procedure. DO NOT press the reset
button again or power cycle the unit for at least 2 minutes.
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