Contents
Preparing for installation ············································································································································· 1
Safety recommendations ··················································································································································1 Site requirements·······························································································································································2 ESD prevention ·························································································································································2 EMI·············································································································································································3 Lightning protection··················································································································································3 Installation accessories ·····················································································································································3
Installing the router······················································································································································· 5
Installation prerequisites ···················································································································································5 Installation flowchart·························································································································································5 Installing the router····························································································································································6 Mounting the router on a workbench·····················································································································6 Installing the router on a wall··································································································································7 Grounding the router ···············································································································································8 Installing a standard 3G SIM card·························································································································9 Installing a 3G antenna········································································································································ 11 Installing WLAN antennas···································································································································· 13 Installing a standard 4G SIM card······················································································································ 13 Installing a 4G antenna········································································································································ 16 Installing a 3G/4G antenna extender cable to a 4G device ·········································································· 16 Installing a GPS antenna ······································································································································ 17 JG704A router antenna installation instructions ································································································ 17 Connecting interface cables································································································································· 18 Connecting the console cable and setting terminal parameters ······································································ 19 Setting console terminal parameters ··················································································································· 19 Connecting the power adapter···························································································································· 22 Verifying the installation ······································································································································· 23 Powering on the router ·················································································································································· 23 Startup process ······················································································································································ 23
Troubleshooting··························································································································································26
Power supply failure ······················································································································································ 26 System configuration problems····································································································································· 26 No terminal display ·············································································································································· 26 Garbled terminal display······································································································································ 26 No response from the serial port························································································································· 27
Password loss ································································································································································· 27 User password loss ··············································································································································· 27 Super password loss ············································································································································· 27 3G/4G SIM card and 3G/4G antenna failures ······································································································· 28 Restoring the factory settings ········································································································································ 28 Scenario 1······························································································································································ 28 Scenario 2······························································································································································ 29 Scenario 3······························································································································································ 29 Reset button usage guidelines······························································································································ 29
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