General Computer Questions

I hear the modem booting then there is sound on the monitor but it does not turn on, the power light blinks but it is silent

I’ve had to replace the fan on my Acer Aspire 5050 which has meant I’ve had to disassemble it three times (once to find the fan model number, once to try to replace it with the wrong one from the supplier and again when I received the correct fan). One problem I’ve encountered previously is [...]

my laptop some time gives a hir..,rrrr, sound. what will be the problem?

how to format the computer step by step windows xp sp3