Difference between revisions of "Fitlet2 Troubleshooting"

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(4. fitlet2 BIOS reset)   (change visibility)
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== I can't turn on the computer, it doesn't wake up ==
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===[https://fit-pc.com/wiki/index.php?title=Fitlet2_Troubleshooting_-_I_can%27t_turn_on_the_computer,_it_doesn%27t_wake_up I can't turn on the computer, it doesn't wake up] ===
  
===1. Check power supply (PSU)===
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===[https://fit-pc.com/wiki/index.php?title=Fitlet2_Troubleshooting_-_I_don%27t_have_any_display_output,_there%27s_nothing_on_the_screen I don't have any display output, there's nothing on the screen] ===
*Make sure the DC cable is not damaged and connected properly to the machine.
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*Make sure the AC cord is properly plugged to both sides (Wall mounted well plugged).
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*Trying an alternative adapter could eliminate bad PSU.
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===2. Check memory (RAM)===
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===[https://fit-pc.com/wiki/index.php?title=Troubleshooting_fitlet2_-_Linux_system_periodically_fails_to_boot_after_pressing_power_button fitlet2 Linux system periodically fails to boot after pressing power button] ===
*Verify RAM module is seated firmly in its socket.
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*Try to eliminate faulty memory sticks by swapping it with one another.
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===3. Check Peripherals (HDD/SSD/USB)===
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===[https://fit-pc.com/wiki/index.php?title=Troubleshooting_fitlet2_-_running_Linux_does_not_have_a_working_audio_out/SPDIF fitlet2 running Linux does not have a working audio out/SPDIF] ===
*Unplug peripherals and try to power up with bare minimum, that includes HDD/SSD/USB devices.
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*Verify power up without storage. Sometimes damaged drives may cause the overall system to malfunction.
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===4. fitlet2 BIOS reset===
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===[https://fit-pc.com/wiki/index.php?title=Troubleshooting_fitlet2_-_after_starting_the_OS_(Windows)_there_are_few_un-recognized_devices_under_Device_Manager After starting the OS (Windows) there are few unrecognized devices under Device Manager] ===
 
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[[Category:fitlet2]]
*For BIOS version FLT2.0.40.01.00 and above.
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Reset BIOS default following the following procedure:
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# Unplug power cable from the fitlet2
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#Remove the 4x Phillips Chassis screws
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#Remove and bottom and top cover
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#Remove the DIMM stick
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#Plug in power cable (should turn on automatically)- ~ Wait 10 seconds
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#Unplug power cable
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#Assemble back the DIMM stick
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#Check which revision the fitlet2 SBC is – should be on the print side, should be printed on top of the board (where the DIMM is located)
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#'''If the fitlet2 SBC Revision is 1.2''' --> Press the RTC reset button near
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##Otherwise '''if the fitlet2 SBC Revision is 1.1''' --> carefully unplug the RTC Battery from the 2pin connector.
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#Plug power cable (should turn on automatically)
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#Continue steps for revision 1.1 (RTC battery had to be disconnected):
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##Shutdown the PC
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##Unplug the power cable
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##Plug the RTC Battery back in
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##Plug Power cable
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At this stage the BIOS settings should be reset to defaults.
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== I don't have any display output, there's nothing on the screen ==
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===1. Screen functionality and connectivity===
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* Make sure both power and display cables are connected firmly on both sides.
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* Make sure the screen is turned On and is functioning.
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* The best way to check screen functionality is by connecting to a good known working machine.
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===2. Validate memory===
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*Display issues on POST are a common symptom of incorrectly assembled or bad Memory DIMMS
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*Please refer to [http://fit-pc.com/wiki/index.php/fitlet2_Troubleshooting#2._Check_memory_.28RAM.29 Check memory RAM] to diagnose Memory
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Revision as of 14:02, 19 May 2020

I can't turn on the computer, it doesn't wake up

I don't have any display output, there's nothing on the screen

fitlet2 Linux system periodically fails to boot after pressing power button

fitlet2 running Linux does not have a working audio out/SPDIF

After starting the OS (Windows) there are few unrecognized devices under Device Manager