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iBeLink DM22G Blade, Troubleshooting Manual

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iBeLink DM22G Blade Troubleshooting Manual Download Page 9

 

Pic. 8: The “Key” (S1 button) on the test board. 

 

 

Pic. 9: Test is running. 

 

In the event the “Key” is not pressed or there is something wrong with the setup, 
you will get a prompt as shown in Pic. 10.  To run the test again, just click “Start 
Test”. 

 

Pic. 10: Test has encountered an error. 

 

5.

 

After a moment, the test result will be shown.  An “OK” will be displayed if the 
hashing board has no problems and a “FALSE” if problems are detected.

 

Summary of Contents for DM22G Blade

Page 1: ...e most common issues that can occur are the following Blade not being detected not detecting all chips on a Blade and displaying a high H W reading I Blade not Detected The first thing to check is for a conductivity issue 1 Remove the black and steel metal bar that is across the top of the blades They are held in place by 6 screws See picture below 2 Remove the 4 screws attaching the Blade to the ...

Page 2: ...e is detected without installing the black and steel bars Then install the metal bars and check again to make sure the fix is complete II Not Detecting All Chips Check to see if the issue is from the panel board hashing board or both 1 Check the panel board Check the transistors located near the edge of the panel board to see if any have been knocked off A few have been circled in the picture belo...

Page 3: ...er rebooting 3 times and the H W reading is still high let the miner continue to run and check back in 12 24hrs 3 After 12 24hrs have passed check the H W reading If the reading has lowered there is no issue with the Blade Otherwise continue to the next step 4 Find the chip reporting high H W by going to miner hostname or IP address chips php page See picture below The number in parenthesis indica...

Page 4: ...from the left side of the Blade See picture below For example chips 8 9 and 22 are reporting high H W Chips 8 and 9 are both located on hashing board 2 while chip 22 is located on hashing board 4 If the high H W reading is caused by many chips each reporting less than 15 try to find the hashing board that has the most chips reporting the error ...

Page 5: ... to test the DM22G hashing boards testing in a browser environment and testing in a command line terminal Testing in the browser environment is recommended for the average user while testing in a command line terminal is for developers Both testing methods are shown below A Setting up for Testing 1 You will need to have the test board as shown below and the DM22G TestTool Image Pic 1 Test Board ...

Page 6: ...on the back of the test board labeled J1 Pic 2 Connector port NO 1 JP4 on PI Controller Pic 3 Connector port J1 on the back of the test board b Connect power to the testing board with a 12V power cable from the psu c Now connect the testing board to the hashing board First you will need to remove the panel board to expose the connector ports on the hashing boards Then connect the pins X1 on the te...

Page 7: ... Pic 5 Pic 4 Panel board removed to expose hashing boards connectors Pic 5 Test board connected to hashing board B Testing in the Browser Environment 1 Find the IP address of the test system This can be done with the help of the DHCP table in your router or using a program such as AdvancedIPScanner ...

Page 8: ...efox or Chrome Pic 6 Web management page of the test system 3 Click the Single Test to enter the test page Pic 7 Test page 4 Click Start Test button and follow the prompt that appears The Key is the S1 button on the test board After pressing the button close the message box The test will start running ...

Page 9: ...here is something wrong with the setup you will get a prompt as shown in Pic 10 To run the test again just click Start Test Pic 10 Test has encountered an error 5 After a moment the test result will be shown An OK will be displayed if the hashing board has no problems and a FALSE if problems are detected ...

Page 10: ...n Step 1 3 Start the test program serial_tester located in home orangepi share 4 The test program will start and prompt with wait TestKey press The TestKey is the S1 button on the test board See Pic 8 above After pressing the button the test will continue 5 After a moment the test result will be shown If a problem is detected on the hashing board the test will display an error message and exit the...

Page 11: ...cted on hashing board Pic 14 Passing test message when no problems are detected V Fixing Blade Conductivity Issue 1 Remove all the screws from the hashing board and panel board Separate the hashing boards and panel board from the heat sink ...

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Page 13: ...2 Wipe away 1 2mm of thermal paste from both sides of the heat sink and wipe away 15mm of thermal paste from the top Note Align using the mounting base as the bottom ...

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Page 15: ...3 File the 3 edges both sides and top to smooth out any burrs or rough spots ...

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Page 18: ...4 At the top of the heat sink attach a 15mm wide high temperature insulation tape ...

Page 19: ...5 Reassemble the blade using the heat sink hashing boards and panel board ...

Page 20: ...Note At this time do not put the screws back next to the connectors ...

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