Witura WT-1672A Specifikace stáhnout pdf (Strana 20)

WITURATECHNOLOGYSDNBHD|WT‐1672D GSMRemoteMonitor&RemoteControlSwitchUserManualV1.3 20

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Troubleshooting

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1. RedpowerLEDnotalight

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Ensure that your DC power supply is connected

correctly,positive(+)to terminal220vandnegative(‐)

to terminal N. Verify 12 volts is present using a volt

meter

2. BluenetworkLEDflashingeveryonesecond

andnotevery3seconds

Ensure yourSIMcard hasbeenactivated andthatthe

PIN request has been disabled. If the unit is in a low

signal strength area consider using an external GSM

antennaorchangingtoanothernetworkprovider

3. Iamnotreceivingconfirmationtestmessages

whenprogramtheadministratorsnumber

EnsureyourtelephonenumberisintheAdministrator

list andthat sending textmessages to your number is

enabled.

4. Iamnotreceivinganytextmessageswhen

initiallyprogrammingtheunit

Ensure the unit is connected to the GSM network by

observing the blue network LED; it should be flashing

once every 3 seconds (see 2 above). Ensure the SIM

cardhascredit

5. Theunithasbeenworkingforseveralmonths

andhasnowstoppedrespondingtocallsand

textcommands

MostbutnotallPAYSIMcardswillbede‐act ivatedby

thenetworkifnotusedto makeanoutgoingvoicecall

orsend anSMStextmessagewithin aspecific

period.

To prevent this simply sen d a txt command *0*PW#,

then*2*,it willreplyby text message, do this oncea

monthtokeeptheSIMcardactive

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Witura WT-1672A Specifikace Strana 20