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Dell OptiPlex GX620 PC Desktop - Page 2 Questions & Answers
Replaced cmos battery monitor stays in sleep mode
Try pressing F2 or F11 during boot up and go in to the bios. You should be able to adjust the power settings in there. If that doesn't work, use the control panel from within Windows, go to 'display settings' and change the monitor sleep settings there.
The computer chassis with the
remove the processor heatsink and the processor clean the surface and apply a thin layer of heat sink compound and fix back the processor and also check the processor fan is working if the processor is fauly the processor heats up quickly and shutdown the computer
Buzzing noise
Motherboards use signals a radio signals to communicate across them. Some on board soundcards pick these signals up. Try purchasing a better sound card. This might eliminate some of those on board noises you are hearing. Hope this helps.
Stuck
It's a boot anchor.
Alert! heatsink not connected and system halted
well YEAH! the cpu has overheated because the heatsink and/or fan over the cpu has to keep it cool. if it overheats(easily done), your system will stop and it won;t start if the fan does not spin. fix the fan/heatsink. it possilby could have killed the cpu too? not sure.
Power light orange
Open the box (unplugged) and take the memory out. Plug it back it, if you turn it on and there are no beeps, the motherboard has gone bad. Only fix is to replace the motherboard, or replace the whole computer. If it does beep, the memory is bad; replace the RAM (memory) While you have the computer open look at the little can like objects close to the back opening of the computer. If they have brown goo on top of them, or around them, or if the tops of some of them are dome shape, the motherboard is shot. This was a common problem with some of the OptiPlex units.
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