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    no LCD display

    Discussion in 'Fujitsu' started by johnyb98, Apr 10, 2015.

  1. johnyb98

    johnyb98 Notebook Enthusiast

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    Good evening.

    It's about a notebook FUJITSU SIEMENS AMILO Si 2036.

    It starts up, fan from the internal sounds ok, but I have no picture in the monitor.
    It sound from the internal something like bumping in HDD or DVD-RW drive (like tic, tic, tic, tic, ...).

    I do not know if one of these two is faulty, but even if indeed there is a faulty item, shouldn't the boot up process reach an error warning message or a whole laptops message like "Press F2 to enter setup"? Is it possible a faulty item to stop boot process and not display any messages in the display?

    Now, let's go ahead to the more possible things, that is LCD.

    Notebook has no VGA connector in order to connect it to an external monitor and help me see things like something is wrong with monitor or graphics card. It has just HDMI output, but unfortunately I do not have such monitor/TV or any cable + adapter.

    Something else that may be faulty of course could be the inverter board or the backlight lamp. I have no tester to make a test, or have no second of each of them to come to a conclusion.

    I have no idea what else I could do. Could you please give me some help?

    Thank you!
     
  2. KLF

    KLF NBR Super Modernator Super Moderator

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    Use a flashlight or something really close to the screen where there should be some text, like that big FUJITSU logo. If only backlight is dead, you should see a dim image.

    For the sound, there isn't much options. I'd take out HDD and optical drives, if the sound still persists, put your ear near the fan output to hear if it is the fan. All of those three are likely sources for a clicking sound.

    Speculation:
    Combining clicking noise (dead fan) and no picture = dead motherboard, either built-in gpu or chipset due overheating. Just guessing.
     
  3. johnyb98

    johnyb98 Notebook Enthusiast

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    Thank you for the reply.
    I disassembled the whole notebook. With the HDD removed, the sounds stopped. So, it seems that the HDD has a problem.
    As for the suggestion with the flashlight, I indeed took a flashlight and rambled it to the whole LCD surface in order to see something in dim format. But, unfortunately, nothing appeared.
    Also, I disassembled specifically cpu & gpu heat pipe to see the thermal compound condition in both units. It was very bad. Like no existence. Also in GPU unit there was thermal-inductive plasticine, but in very bad condition.
     
  4. johnyb98

    johnyb98 Notebook Enthusiast

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    I also connected the notebook's hard disk drive in a desktop machine, where HDD Sentinel Pro is installed. Sentinel showed 100% healthy hard drive. I entered the drive and saw the files. I both copied and deleted files from the disk and everything worked fine.
    When I connected the hard drive back to the laptop, it again made this tic-tac strange sounds. It is something that prevents something in the interior of the drive to work (e.g. heads). If the motherboard is dead, this fact with the HDD may indeed occur.
    One more help would be to have a HDMI cable and a TV/monitor with HDMI input in order to come to a conclusion closer to the motherboard.
     
  5. mystery905

    mystery905 Notebook Deity

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    Get a cheap $10 HDMI to VGA converter off e-bay.