Digi WR31 Technical Support
How to test a router step by step
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- User manual (866 pages) ,
- Quick start manual (2 pages) ,
- User manual (9 pages)
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Summary of Contents for Digi WR31
- Page 1 Test a WR31 Router How to test a WR31 router step by step. Technical Support March 2016...
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Page 2: Table Of Contents
Contents Introduction ............................3 Outline ............................3 Assumptions ..........................3 Corrections ........................... 3 Version ............................3 Physical Configuration ......................... 4 Equipment Required ........................4 2.1.1 Diagram ............................ 5 Step by Step Instructions ........................6 Install FlashWriter ........................6 Download the .ALL file: ........................ 6 Make the initial connections ...................... -
Page 3: Introduction
1 INTRODUCTION 1.1 Outline Should it happen that the boot loader becomes corrupted on a WR31 product, it is possible for an end user to re-load the boot loader by following this guide. The symptoms of a corrupted boot loader are usually as follows. When applying the power, the only LED to illuminates is the power LED. -
Page 4: Physical Configuration
A 9-way “straight through” serial cable to connect the PC directly to the WR31. A “USB A to USB A” cable to connect the PC directly to the WR31. (No mistake, A to A) An Ethernet switch/hub to connect the PC to the WR31 (usually your normal office Ethernet switch/hub will be fine if there is a spare port) CAT 5 cables to connect the WR31 and PC to the Ethernet switch. -
Page 5: Diagram
How to test a WR31 router step by step. 2.1.1 Diagram The following diagram represents how the equipment will be connected during the repair process: The internet connection is not essential but may be useful during troubleshooting. It is essential that the PC’s Ethernet communication interface is configured correctly (e.g. -
Page 6: Step By Step Instructions
3.3 Make the initial connections 1. Connect the “straight-through” serial cable between the PC and the “Serial 0” on the WR31. 2. Connect the WR31’s Ethernet (LAN 0) port to your “office network”. 3. Ensure the PC is also connected to the same “office network”... -
Page 7: Launch Flashwriter
Launch Flashwriter from the start menu. Select the communications port number (PC comm. port number) to which the WR31 is connected. (On most PC’s with a built in serial port, this will be “1” OR “2”. Leave the other settings at their default values (TFTP and Event driven mode ONLY ticked):... - Page 8 How to test a WR31 router step by step. In the file dialogue, select the “ALL” file you extracted from the ZIP earlier: And click “Open”. The following message will appear: It is critical that the correct selection is made at this point. Note characters 6 and 7 of the part number (SKU) on the approval label.
- Page 9 How to test a WR31 router step by step. Refer to the following table to determine which selection to make: Page | 9...
- Page 10 How to test a WR31 router step by step. Characters 6 & 7 Flashwriter Selection 100 No module 5 Cinterion/Siemens MC75i/TC63i/MC75/Triorail 5 Cinterion/Siemens MC75i/TC63i/MC75/Triorail 9 Option HSDPA/HSUPA modules 9 Option HSDPA/HSUPA modules 9 Option HSDPA/HSUPA modules 10 CMotech CDMA module...
- Page 11 4. Within 15 seconds, insert the USB lead (that already has the other end connected to the PC) into the WR31. At this point the PC should detect the WR31 and may need to install some USB drivers. Wait for the PC to do this. (If nothing happens on the PC, then it may be that the reset button was not held in for long enough, go back to step 1 and try again.)
- Page 12 How to test a WR31 router step by step. Click OK 7. If successful, you should be prompted to enter the hardware revision number. (Refer to the label under the WR31 to find the correct hardware revision.) Click OK Page | 12...
- Page 13 How to test a WR31 router step by step. 8. You should see the .sbios file start to load: After programming in the W-WAN counter and other options, next the .ALL file will start to load: 9. After reboot and checks, the following message should be displayed:...
- Page 14 How to test a WR31 router step by step. This means the WR31 has been successfully recovered. 10. Please remove the USB Cable when you have finished FlashWriter as it might disturb the further testing procedure! At this stage the following hardware components (and more) have been successfully tested: ...
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Page 15: Reviewing Flashwriter Error Messages
However if you can get passed this stage Failed to establish contact via the serial repeatedly on a known working WR31 and this particular WR31 always port, please try again. fails it must be faulty. Please create an RMA with reason Flashwriter IMX28 boot failed. -
Page 16: Check Leds
How to test a WR31 router step by step. 4 CHECK LEDS Connect both Ethernet ports to a switch. Access the CLI (Command Line Interface) – this can be achieved: Through the serial port @115200 bps Via a telnet or SSH connection ... -
Page 17: Check W-Wan Connectivity
5 CHECK W-WAN CONNECTIVITY 5.1 Test SIM detection switch With the router powered off, insert a SIM card into BOTH SIM slots of the WR31 and open the CLI interface. Access to the CLI (Command Line Interface) – this can be achieved: ... -
Page 18: Test Sim 1
How to test a WR31 router step by step. 5.2 Test SIM 1 Ensure that an antenna (or both if using an LTE unit) is connected and the router is located in an area with good signal strength. Navigate to: Configuration - Network >... - Page 19 You may need to refresh the page for the new address to appear (click on >PPP 1) If a valid IP address is NOT found, please download the debug.txt and email this to Digi Technical Support (tech.support@digi.com) or open a case at http://www.digi.com/support/eservice/...
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Page 20: Test Sim 2
How to test a WR31 router step by step. 5.3 Test SIM 2 Navigate to: Configuration - Network > Interfaces > Advanced > PPP 1 > Mobile Change “W-WAN SIM: from “SIM 1” to “SIM 2” Click Apply Next navigate to Configuration - Network >... - Page 21 A valid IP address for SIM 2 should be seen – Notice it is different to the one assigned for SIM 1 If a valid IP address is NOT found, please download the debug.txt and email this to Digi Technical Support (tech.support@digi.com) or open a case at...
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Page 22: Check W-Wan Signal Strength
If the signal strength is much worse than normal, make a note of the cell ID (lac:FFFE ci:19FF701 in above example) and repeat the test on a known working WR31 that contains the same type of radio Page | 22... -
Page 23: Check Usb Ports
7 CHECK USB PORTS Insert a valid USB device into the USB slots on the front of the WR31. A valid USB device is a device that you know works in a WR31 because you have tried it previously. Examples to try: ... -
Page 24: Check Eth Ports 1 And 2
If it works ok with ETH 0, repeat the test accordingly with ETH 1. If it is not possible to ping this addresses and if you repeat this test on a known good WR31 and it works fine, please request an RMA with code “ETH X test failed” where X is the Eth port number that failed to respond. -
Page 25: Check Serial Ports
How to test a WR31 router step by step. 9 CHECK SERIAL PORTS With the PC serial port still connected to “Serial 0” of the WR31, launch Flashwriter again, ensure that the correct PC comm. port number is selected and click on “Check Serial” from the Advanced menu of FlashWriter. - Page 26 How to test a WR31 router step by step. Error Message Recommendation Flashwriter is unable to establish contact with the router under test. Please check the cabling and try again. If the problem persists then repeat the Problem sending AT\LS process with a known working router.
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