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Msaada wa kiufundi Dell optiplex 745

Discussion in 'Tech, Gadgets & Science Forum' started by Obinna, Nov 10, 2011.

  1. O

    Obinna Senior Member

    #1
    Nov 10, 2011
    Joined: Jul 26, 2011
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    Wakuu nimepata tatizo na machine yangu nimewasha ikatoa mwanga wa orange kwenye kitufe cha power.kuijumla haifanyi start up. namba msaada wenu wakuu
     
  2. Mtazamaji

    Mtazamaji JF-Expert Member

    #2
    Nov 10, 2011
    Joined: Feb 29, 2008
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    Download manual. ya hiyo mashine soma kipengle cha system light utaelewa nini kinasababisha tatizo na nini cha kufanya. . Sehemu ya maelezo ipo hapo

    [​IMG]
    Kukamata manual nenda Del optipelx manual
    Good luck
     
  3. C

    CONECTED GUY Member

    #3
    Nov 10, 2011
    Joined: Jun 28, 2011
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    LOW VOLTAGE HAINA TATIZO TAFUTA STABILIZER OR USE PWR SUPPLY
    in short
    [umeme mdogo]
     
  4. Chipukizi

    Chipukizi JF-Expert Member

    #4
    Nov 10, 2011
    Joined: Mar 12, 2009
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    Badilisha power supply
     
  5. O

    Obinna Senior Member

    #5
    Nov 11, 2011
    Joined: Jul 26, 2011
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    Thanks mkuu.
     
  6. O

    Obinna Senior Member

    #6
    Nov 11, 2011
    Joined: Jul 26, 2011
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    Nimebadilisha bado tatizo liko palepale kiongozi.
     
  7. O

    Obinna Senior Member

    #7
    Nov 11, 2011
    Joined: Jul 26, 2011
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    umeme upo wa kutosha
     
  8. Mtazamaji

    Mtazamaji JF-Expert Member

    #8
    Nov 11, 2011
    Joined: Feb 29, 2008
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    Umefanikiwa mkuuu mkuu ? hivi ndio vitu unaambiwa kucheki au vinaweza kuwa sababu
    Troubleshooting tips: Power Problems for dell Optiplex 745

    Fill out the Diagnostics Checklist as you complete these checks.
    [TABLE]
    [TR]
    [TD][​IMG][/TD]
    [TD] CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.[/TD]
    [/TR]
    [/TABLE]

    [TABLE]
    [TR]
    [TD] If the power light is green and the computer is not responding - See Diagnostic Lights.[/TD]
    [/TR]
    [TR]
    [TD="width: 50%"] If the power light is blinking green - The computer is in standby mode. Press a key on the keyboard or move the mouse to resume normal operation.[/TD]
    [/TR]
    [TR]
    [TD="width: 50%"] If the power light is off - The computer is either turned off or is not receiving power.

    • Reseat the power cable into both the power connector on the back of the computer and the electrical outlet.
    • If the computer is plugged into a power strip, ensure that the power strip is plugged into an electrical outlet and that the power strip is turned on. Also bypass power protection devices, power strips, and power extension cables to verify that the computer turns on properly.
    • Ensure that the electrical outlet is working by testing it with another device, such as a lamp.
    • Ensure that the main power cable and front panel cable are securely connected to the system board.
    [/TD]
    [/TR]
    [TR]
    [TD="width: 50%"]If the power light is amber and green or steady amber - A device might be malfunctioning or incorrectly installed.


    • Remove and then reinstall the memory modules.
    • Remove and then reinstall any cards.
    • Remove and then reinstall the graphics card, if applicable.
    [/TD]
    [/TR]
    [TR]
    [TD="width: 50%"]If the power light is blinking amber -

    The computer is receiving electrical power, but an internal power problem might exist.

    • Ensure that the voltage selection switch is set to match the AC power at your location (if applicable).
    • Ensure that the processor power cable is securely connected to the system board.
    [/TD]
    [/TR]
    [TR]
    [TD="width: 50%"] Eliminate interference - Some possible causes of interference are:

    • Power, keyboard, and mouse extension cables
    • Too many devices on a power strip
    • Multiple power strips connected to the same electrical outlet
    [/TD]
    [/TR]
    [/TABLE]
     
  9. Vinci

    Vinci JF-Expert Member

    #9
    Nov 12, 2011
    Joined: Jul 6, 2009
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    Mkuu bado tatizo lipo au limekwisha? bado unahitaji msaada?
     
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