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Thread ID: 89293 2008-04-26 10:17:00 Memory Tester Marley22 (13671) Press F1
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662836 2008-04-26 10:17:00 My computer freezes randomly. I ran Memtest86+. The computer will freeze every time during test 5. I have to reboot. After this freeze my DVD drives are unavailable. They are not shown in Windows Explorer. They do not respond when I push the drive button. They are not listed in Hardware Devices.
Each time this happens I have to open the side of the computer, push the connector for the Dvd drives and when I boot up the Dvd drives are back. They will only come back if I fiddle with the connectors.
Why is this happening to the dvd drives.
It must be related to the freezing problem!

John
Marley22 (13671)
662837 2008-04-26 10:29:00 Welcome to Press F1 Marley.

How old is the motherboard and power supply in this PC ?

When you say "push the connector" which connector are you referring to, the power connector or the IDE cable that joins the MB and Drive ?

Also please have a look at the following:

Assuming its XP, click Start/run type in eventvwr When the log file opens, expand out system and applications, look through the error files, see if there is a error relating to the exact time of the freezes and Drives not responding.
Double click the message, copy and past e back here the complete error message.
wainuitech (129)
662838 2008-04-26 22:13:00 I'd suspect the motherboard. pctek (84)
662839 2008-04-27 15:59:00 The computer is only 6 months old. The motherboard is an Abit aw9d - max. the power supply is Corsair 520w.

The connector is the ide cable at the DVD side. Just a bare touch will do. I do not have to take it off and refit it. It seems crazy.

No entry is event viewer to correspond. I am running memtest on a boot disk from start up, so I suppose there would be nothing in event viewer because of this.


John
Marley22 (13671)
662840 2008-04-27 20:20:00 Have you checked that the pins on the DVD drive IDE connections are all OK?
If this is happening with more than one DVD drive then pctek is probably correct. Motherboard problem.
You could try disconnecting one drive at a time, to try to isolate the problem.
Vallis (8886)
662841 2008-04-28 06:55:00 I suspect a memory problem. :D Memtest86+ might be telling you that, though it shouldn't freeze. :(

I suspect that the DVD drive is getting something written to its controller during the crash which causes it to "disappear" to the BIOS. Turning the computer off to fiddle with the DVD drive connector (you do turn it off before you do that?) would let the controller initalise itself properly when you turn the power back on.

The power switch is a very useful "fixing" tool.:thumbs:
Graham L (2)
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