Cannotfindsim/uimcard, Poorsignal, Compressprotocolnotmatch – Hongdian H8922 Dual SIM Single Module User Manual

Page 139: 3 cannot find sim/uim card, 4 poor signal, 5 compress protocol not match, Possible reason, Solution, Phenomenon

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H8922 3G/4G Router

5 Router config

Version (2014-05-28)

5 -103

Possible Reason

Antenna connect wrong

Modem cannot online

Modem offline

Solution

Connect suitable antenna

Modem cannot online, check SIM and modem setting

Modem offline, check router setting, like wake up setting, ICMP setting, check if there are
any setting make router offline

7.2.3 Cannot find SIM/UIM card

Phenomenon

H8922 3G/4G Router cannot find SIM/UIM card

Possible Reason

SIM card damage

SIM bad contact

Solution

Replace SIM card

Re-install SIM card

7.2.4 Poor Signal

Phenomenon

H8922 3G/4G Router no signal or poor signal

Possible Reason

Antenna connect wrong

Area signal weak

Solution

Check the antenna and re-connect it.

Contact Telecom Operator to confirm signal problem

Change to high-gain antenna

7.2.5 Compress Protocol not match

Phenomenon

H8922 3G/4G Router dial failure, log shows compress protocol not match

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