Threaded holes bottom A31

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proaudioguy
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Threaded holes bottom A31

#1 Post by proaudioguy » Sat Jun 02, 2007 12:00 am

What are the threaded Holes on the bottom for?

Has anyone built an all Metal replacement case for A31?
The plastic parts are starting to fall off. Rigidity is a must.
As an alternative I would replace the case parts with brand new if I could find them cheap.

olex126
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What are the threaded Holes on the bottom for?

#2 Post by olex126 » Sat Jun 02, 2007 11:10 am

The hole on the back left-hand side (computer upside-down) is to secure the hard drive.

The hole on the front left-hand side (computer upside down) is to secure the Ultrabay device.

Can't help you on a metal case.

Regards.

Dave
Previous Thinkpads: 701C, A22m, A31p, T23p x2, T30, X31, various 750's, 760's, & 390's.

Current Daily Drivers: Various X60T & X61T's, various T42p-T43p's, an x220, and my main DD is a T601F LED (T9500/8Gb/250SSD/W7 Ultimate)


"Life Is A Journey...Enjoy The Ride!"

proaudioguy
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Re: What are the threaded Holes on the bottom for?

#3 Post by proaudioguy » Mon Jun 04, 2007 10:25 pm

olex126 wrote:The hole on the back left-hand side (computer upside-down) is to secure the hard drive.

The hole on the front left-hand side (computer upside down) is to secure the Ultrabay device.

Can't help you on a metal case.

Regards.

Dave
The holes I'm talking about are no where near the hard drive.

If you flipped it over left to right, they are close to the bottom left and right edge, have brass threaded inserts, and are very close to the rectangular rubber feet on each side. They are directly under the speakers. I used to think they were there to secure a dock, but realized years later that wasn't the case. Still no clue what they are there for though.

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#4 Post by rkawakami » Mon Jun 04, 2007 11:23 pm

Digging out my project A31 (video problem; what else?), I see the two threaded inserts you are talking about. Never noticed them before but I've only had this system for a couple of months. They appear to be locking screws for the Ultrabay devices. Installing a screw there will block the eject button from sliding over.
Ray Kawakami
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olex126
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#5 Post by olex126 » Tue Jun 05, 2007 5:53 am

rkawakami's right.. The 2 screws at the bottom secure the locking levers for the Ultrabays, and the one at the rear secures the hard drive.

Dave
Previous Thinkpads: 701C, A22m, A31p, T23p x2, T30, X31, various 750's, 760's, & 390's.

Current Daily Drivers: Various X60T & X61T's, various T42p-T43p's, an x220, and my main DD is a T601F LED (T9500/8Gb/250SSD/W7 Ultimate)


"Life Is A Journey...Enjoy The Ride!"

proaudioguy
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#6 Post by proaudioguy » Tue Jun 05, 2007 11:53 am

rkawakami wrote:Digging out my project A31 (video problem; what else?), I see the two threaded inserts you are talking about. Never noticed them before but I've only had this system for a couple of months. They appear to be locking screws for the Ultrabay devices. Installing a screw there will block the eject button from sliding over.
Why would anyone want to do that?

proaudioguy
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#7 Post by proaudioguy » Tue Jun 05, 2007 11:53 am

olex126 wrote:rkawakami's right.. The 2 screws at the bottom secure the locking levers for the Ultrabays, and the one at the rear secures the hard drive.

Dave
Interesting I don't have one near the hard drive at all.

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#8 Post by rkawakami » Tue Jun 05, 2007 12:16 pm

Generally, it's called a "security" screw. Whether that means the user can't accidentally remove the Ultrabay drive without taking the extra step to unthread the screw OR a company uses a screw with a special head (i.e. Torx Pinhead) to lock down the device so it can't be stolen/swapped.
Ray Kawakami
X22 X24 X31 X41 X41T X60 X60s X61 X61s X200 X200s X300 X301 Z60m Z61t Z61p 560 560Z 600 600E 600X T21 T22 T23 T41 T60p T410 T420 T520 W500 W520 R50 A21p A22p A31 A31p
NOTE: All links to PC-Doctor software hosted by me are dead. Files removed 8/28/12 by manufacturer's demand.

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