My pc has two hard disk drives. The primary hard disk has become corrupted(or it has got some virus so that pc turns off abruptly).
I have win 98 installed in the slave hard disk so i can run win 98 when i disconnect the primary HD.
Is there a way to change the primary hard disk to secondary and vice versa so that i can boot from slave hard disk and format the primary
hard disk?
since whenever both hard drives are connected the ,pc always boots from primary HD and turns off int the middle.

i have already tried safe mode and ........

Dani AI

Generated

This thread shows two linked problems: an IDE-era desire to swap boot disks and an unrelated-seeming abrupt shutdown during POST. and others focused on the drive wiring/boot order, while reported BIOS temps around 98 to 100 C that fell to about 73 to 74 C after cleaning the heatsink. Those observations point to thermal or power-delivery instability as the primary blocker to a reliable boot environment for reformatting the other disk.

General temperature context: for many older desktop CPUs, idle/boot temps under about 50 C are typical; sustained readings above roughly 85 C can trigger throttling or emergency shutdowns. Readings near 100 C are outside normal operating limits and indicate an immediate cooling or contact failure. A dust clean can help, but persistent mid-70s C at boot usually means poor heatsink contact, degraded thermal compound, failing fan control, or reduced case airflow.

Recommended isolation and repair steps (ordered to narrow the cause): 1) Confirm the CPU fan is plugged into the CPU_FAN header and actually spins at POST; 2) Reseat the cooler and replace thermal compound — clean old paste with isopropyl alcohol (90%+), apply a pea-sized amount, and tighten the mount evenly; 3) Boot with minimal hardware (one RAM stick, single drive, onboard video or known-good GPU) to rule out other failures; 4) Inspect the PSU and motherboard for bulging/leaking capacitors and, if possible, test with a known-good PSU or a PSU tester; 5) If the objective is simply to wipe or repair the primary disk but the PC will not remain stable, remove that drive and attach it to another machine (or use an IDE-to-USB adapter) to image, run vendor diagnostics, or reformat using live tools (Clonezilla/GParted or manufacturer utilities).

Because this thread dates from 2012 and involves legacy hardware, component wear is common; imaging/backing up important data before destructive steps is essential. If hardware isolation still causes abrupt power loss, the most likely culprits are the PSU, motherboard power circuitry, or an intermittently failing CPU cooler — replacing the cooler or PSU is a pragmatic next move prior to further software-level fixes. Observations by , and about IDE wiring are consistent with older systems, and correctly notes the thread age.

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http://www.easeus.com/resource/install-ide-hard-drive.htm read the topic about the "Jumper Settings" carefully I believe you have ATA hard disks and Jumper settings alone can set up the configuration to MASTER or SLAVE etc. Once you do that, you will need to update your configuration on the BIOS.

thanks for ur answer. now i have changed my secondary hard disk to primary.
but my pc still turns off abruptly during boot process .

i have just noticed in BIOS setup that my cpu temperature on startup is 98-100 degree celsius
is it normal ?

may be it is the cause of abrupt turn off during .
am i correct? if yes is there a way to bring temprature to normal?

thanks in advance...

It isn't normal for your PC to have such an High temperature. It might be the primary reason for turning off. try cleaning up any dust and checking if all your Fans are working properly.

thanks very much.
i cleaned the heat sink with my foot-pump and now the cpu temprature is down to 73-74 degree celsius

yes it seems to be temperature issues with your pc

in HHD u can see a jumper setting( where u attach power port).
for jumper setting information may be u can find on the top of HHD.
using this u can make ur HHD as slave or master

in hard disk there have a jumper setting. by changing jumper setting
u use master as slave or slave as master. see the top of HDD

1 - This thread is 10 months old.

2 - It has been marked as SOLVED.

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