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Q: getting more diskspace ( Answered 5 out of 5 stars,   1 Comment )
Question  
Subject: getting more diskspace
Category: Computers > Hardware
Asked by: rharris-ga
List Price: $10.00
Posted: 10 May 2002 06:59 PDT
Expires: 17 May 2002 12:50 PDT
Question ID: 14200
I have a Sony VAIO FX220 notebook computer, which I upgraded to
Windows XP Home (after installing a newer BIOS, etc.) and converted to
NTFS, with a disk that holds 15Gb, almost evenly split into two
partitions.  The disk is a IBM DJSA-220, and IBM's web site claims
that it can hold 20Gb.  I think that I can expand the disk capacity
using a tool on IBM's site, but I don't know whether my machine's BIOS
will be able to handle the new size.  Has anyone else done this?  Can
you suggest why the disk capacity was reduced?  Did it have something
to do with Windows ME?   

Clarification of Question by rharris-ga on 10 May 2002 08:23 PDT
Sony states that this model of computer comes with a 15Gb disk, and
Windows ME.  IBMs installation guide for this disk says to use
FDISK.EXE or Ontrack Disk Manager 2000 (version 3.10 is downloadable
from IBM's site).   

Clarification of Question by rharris-ga on 10 May 2002 11:43 PDT
I think it is possible, since the FX190, which has 30 Gb, uses the
same BIOS for XP that the FX220 uses.   

Request for Question Clarification by molloch-ga on 10 May 2002 20:51 PDT
Hi,

Am researching this one for you. There does appear to be some
discrepancy between Sony and IBM and I have requested information from
their support networks to clear this up. I beleive that there may be
different models of the IBM DJSA-220 but can find no mention of this
on IBMs site. I have found reference to a 18GB submodel called
DJSA-220/18 but can find no reference to the 15GB model. Can you
please post for me the BIOS information relating to the drive (go into
your bios settings (as computer boots) and tell me the Info for the
First Hard Drive on the general screen (usually the first menu option)
- it should show you heads, sectors, size etc in there.

Please list these for me if you can and I will be able to calculate
the hardware drive size for you whilst I am waiting for Sony/IBM to
respond. Don't touch Fdisk with Windows XP and NTFS, there are much
better ways to do this, also don't download diskmanager etc from IBM
as this will not help in this case. I'll get back to you as soon as I
can.

Molloch

Clarification of Question by rharris-ga on 11 May 2002 07:32 PDT
Here is what the BIOS says about the disk: Type: Auto; LBA Format;
Total Sectors: 29302560; Maximum Capacity: 15003 Mb; Multi Sector
Transfers: 16 Sectors; LBA Mode Control: Enabled; 32 Bit I/O:
Disabled; Transfer Mode: Fast PIO 4; Ultra DMA Mode: Mode 4.
IBM's Spec sheet, under Formatted Capacity By Model Number, says the
DJSA-220 has 39070080 sectors.
Answer  
Subject: Re: getting more diskspace
Answered By: molloch-ga on 13 May 2002 00:40 PDT
Rated:5 out of 5 stars
 
Hi,

Finally got an answer from IBM about your hard drive model and its
size discrepancy in relation to what your notebook manufacturer says
and what IBM’s site says. IBM were fairly to the point in their email,
stating: “You may have misunderstood on the DJSA-220 harddisk model
whereby Sony is an OEM customer and the drives that they bought
[would] be a 15gig drive under this model. Generally, we will
differentiate the harddisk by its part number…”

What this generally means is that IBM have a range of hard drives
(sub-models) under the DJSA-220 model, one they sell to the general
public which has a capacity of 20GB and others that they sell to
manufacturers which have a reduced capacity. Sony purchases these
“OEM” drives for use in their notebook range – and they really do have
a capacity of 15GB.

So, unfortunately, your hard disk really does have 15GB capacity. This
can be verified by the BIOS setting you posted which show the capacity
as 15003 Mb and the number of sectors as being almost 1million less
than that of the drive specified on IBM’s site. The BIOS settings will
always give you an accurate report of the hard drive size as they read
the settings directly from the chip on the hard drive. Windows will
not always give you the correct size, as someone commented earlier; it
depends on what the hard drive was portioned into when it was first
set up. From the BIOS report you can be assured that the capacity of
your drive is defiantly 15GB.

All is not lost – Windows XP has an excellent feature which allows
true file compression of individual files in NTFS partitions.
Compression can slow down disk access slightly though so beware which
files you compress. If you wait until you have used Windows for a few
months, you can run “Disk Cleanup” under Programs>Accessories and get
it to compress all files which haven’t been accessed much in the past
few months. This will ensure that commonly accessed files are kept
uncompressed and fast, whilst infrequently used files are compressed
to save space. I generally recover around 400MB on a 3GB hard drive
when compressing the un-accessed files with no noticeable speed loss.

Unfortunately Sony VAIO FX220 notebooks do not have the capacity to
have their hard drives removed and replaced with an updated model.
“The hard drive in the PCG FX220, FX240, FX250 or FX270 notebook is a
non-removable internal component that cannot be upgraded. An external
hard drive or external storage device can be used if more storage
capacity is required.” You can find out more information about this
and adding an external drive to your computer at Sonys support site.
http://ciscweb.sel.sony.com/scripts/web_access.cgi?FUNC=SOLUTION_DETAIL&SOL_ID=1670003388

I hope this answer has been useful. Whilst it wasn’t the best result
you could have hoped for – you do have a definitive answer as to the
capacity of your notebook.

Good luck,

Molloch


Search Strategy:

Used personal contacts to Sony and IBM tech support and hard drive
departments.

sony vaio support
://www.google.com/search?q=sony+vaio+support&hl=en
rharris-ga rated this answer:5 out of 5 stars
The answer was very helpful.  Thank you.

Comments  
Subject: Re: getting more diskspace
From: 1koolkat-ga on 10 May 2002 07:50 PDT
 
It is likely that the reason your disk is showing a capacity of only
15 Gig is that it was improperly formatted the first time, and
appeared to have only 15 Gig when you used FDisk or whatever program
you used to create the two existing partitions. There is most likely
further space available, but it would have to be created and formatted
first.  I do not know what the tool is that IBM has available to
increase the size of the drive, but it cannot be increased beyond it's
original manufactured capacity.  It is likely a formatting tool
similar to Partition Magic.

Regarding the BIOS issue you raise, there are no limitations of any
kind at this level for the XP operating system.  There were
limitations under windows 95, but that was due to the FAT16 format
scheme that was employed under windows 95.  If your computer will
recognize any partition in excess of approximately 2.1 gigabytes, then
it will be able to handle any size of currently available disks for
personal computers.

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