There could be multiple reasons for over heating of the computer system.
Using computer for long time could one the several reasons. When we use the computer for long time the processor is heated. In this situation provide proper cooling system in the room or office. The internal fan of the CPU must be working properly to avoid this problem. The internal fan is fixed just on the processor.
The environmental effect is also the reason for this problem. If we are using the computer where the temperature is high then it is quite possible that the computer will effect. For this reason you must control the temperature of the environment. You can use Air conditioners to get rid of this problem. If the Air conditioner is not possible then at least remove the casing of the computer and provide external fan to through the air into computer. But this should be a small fan. In this situation you should avoid to use the computer for long time.
Some time the fault in processor or in mother board is the cause of this problem. In this situation the repairing or replacement of the faulty device is required. This could be done only by a hardware technician.
Using computer for long time could one the several reasons. When we use the computer for long time the processor is heated. In this situation provide proper cooling system in the room or office. The internal fan of the CPU must be working properly to avoid this problem. The internal fan is fixed just on the processor.
The environmental effect is also the reason for this problem. If we are using the computer where the temperature is high then it is quite possible that the computer will effect. For this reason you must control the temperature of the environment. You can use Air conditioners to get rid of this problem. If the Air conditioner is not possible then at least remove the casing of the computer and provide external fan to through the air into computer. But this should be a small fan. In this situation you should avoid to use the computer for long time.
Some time the fault in processor or in mother board is the cause of this problem. In this situation the repairing or replacement of the faulty device is required. This could be done only by a hardware technician.