Comset CM685 Series Troubleshooting guide

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Quick Start-Up Guide
Note: This guide applies to CM685 and CM820 3G/4G Versions. To obtain the
detailed procedure for other features and functions, please visit
www.comset.com.au and navigate to the downloads page.
WARNING: Keep at least 20cm. distance between the user’s body and the
modem/router kit and antennas.
Package Content
2 x multi-band antenna
1 x RJ45 Ethernet Cable
1 x Power Pack
1 x router modem (appropriate version applies, as requested by the customer)
Other optional accessories, as ordered.
I. Pre-Installation Requirements:
1. CM685P/T AND CM820P/T router modems have different versions. Please
ensure that you get the appropriate functionality required for your application.
2. For GSM/GPRS/EDGE/HSDPA/HSUPA/HSPA/HSPA+/4G/LTE version, please get
a SIM card with broadband data capability.
3. Suggested Web Browsers for the configuration of the CM685P/T and CM820P/T
Router are: Google Chrome, Internet Explorer, Mozilla Firefox, and/or Opera
Browser
II. Start-up Procedure:
1. Insert the SIM card in the SIM card tray at the back of the modem.
2. Before switching on the modem, please ensure that antennas are securely
connected.

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3. Connect modem router LAN port to a PC via RJ45 cable. Set the PC to
automatically obtain the IP, subnetmask, and DNS from the router/modem. The
PC will get an IP of 192.168.8.xxx range.
4. At PC IE browser, please type: http://192.168.8.1
Username: admin Password: admin
5. Navigate to Internet Settings – WAN – Cell Modem . At “Cell Modem”, please
select “AUTO_DETECT”, and click “Apply” button. The router will automatically
detect the module modem.
6. Set the APN by navigating to: Internet Settings > WAN. Enter the APN by opening
“Advance Parameter Groups” and enter APN in the APN field. Click ADD/EDIT and
APPLY buttons. After synchronizing with the network, the Cell Status should show
“UP”
Connection Status will be indicated in the status page. See below:

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7. Click “Apply” button and reset the router to reboot. Then CM685P/T AND
CM820P/T router will dialup to be online. Once it’s online, the CELL LED will light
on.
8. Once CM685P/T AND CM820P/T router is online, it gets a WAN IP Address and
Status Page will show similar info as below. It will show the SIM card status,
connection status and the home network.
III. Contact and Support:
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