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Contents

Preparing for installation ················································································· 1

Safety recommendations ··································································································································· 1

Safety symbols ··········································································································································· 1

General safety recommendations ·············································································································· 1

Electricity safety ········································································································································· 1

ESD prevention ·········································································································································· 2

Examining the installation site ···························································································································· 2

Temperature and humidity ························································································································· 2

Cleanliness ················································································································································· 2

Cooling ······················································································································································· 3

EMI ····························································································································································· 3

Lightning protection ···································································································································· 3

Installation accessories and tools ·············································································································· 4

Pre-installation checklist ···································································································································· 5

Installing the router ························································································· 7

Installation prerequisites ···································································································································· 7

Installation flowchart ·········································································································································· 7

Installing the router ············································································································································ 8

Mounting the router on a workbench ·········································································································· 8

Mounting the router on a wall ····················································································································· 9

Installing the router in a rack ···················································································································· 10

Grounding the router ································································································································ 12

Installing a 4G SIM card (JH296A/JH297A/JH298A/JH299A) ········································································· 14

Installing a 4G SIM card (JH373A) ·················································································································· 14

Installing a Micro SD card ································································································································ 17

Installing a 4G antenna ···································································································································· 18

Connecting a 4G antenna extension cable to a 4G router ··············································································· 19

Installing a WLAN antenna ······························································································································ 19

Connecting Ethernet interface cables ······································································································ 20

Connecting the console cable and setting terminal parameters ······························································ 20

Connecting the power cord ······················································································································ 21

Verifying the installation ··························································································································· 22

Accessing the router for the first time ·············································································································· 22

Powering on the router ····························································································································· 22

Observing the startup process ················································································································· 22

Power-on check ······································································································································· 23

Configuring basic settings for the router ·································································································· 24

Troubleshooting ···························································································· 25

Power supply failure ········································································································································· 25

Symptom ·················································································································································· 25

Solution ···················································································································································· 25

No display on the configuration terminal ·········································································································· 25

Symptom ·················································································································································· 25

Solution ···················································································································································· 25

Garbled display on the configuration terminal ·························································································· 26

No response from the serial port ······················································································································ 26

Symptom ·················································································································································· 26

Solution ···················································································································································· 26

3G/4G SIM card and 4G antenna failures ········································································································ 26

Symptom ·················································································································································· 26

Solution ···················································································································································· 26

Restoring the factory settings ·························································································································· 27

Scenario 1 ················································································································································ 27

Scenario 2 ················································································································································ 27

Scenario 3 ················································································································································ 27