Shenzhen Hongdian Technologies H792x, User Manual

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7 FAQ H792x 3G/4G Router
7 -88 (2014-05-28)
7.3
Hardware Failure
7.3.2
All LED dark
Phenomenon
Router LED all dark
Possible Reason

Power supply does not match, it should be 5-36VDC

No power supply
Solution

Make sure the power supply is 5
～
36VDC

Check the power adapter and cable connection
7.3.3
SIM Slot
Phenomenon
Cannot insert SIM card
Possible Reason

SIM slot damaged

SIM card wrong direction
Solution

SIM slot damaged, please contact us to repair

Check the SIM card direction, please make sure the SIM goldfinger is up
7.3.4
Ethernet Connection
Phenomenon
LAN LED dark, cannot visit router WEB GUI
Possible Reason

Ethernet cable connection problem

Ethernet cable damage

PC end network card abnormal
Solution

Re-connect Ethernet cable

Change a Ethernet cable

Check network card setting on PC end