http://www.pc.ibm.com/qtechinfo/MIGR-43803.html?up=unknownuser
>The following HDD models generate some clunk sounds.
>Model Capacity New Version Vendor
>------------------------------------------
>DK23DA-20 20GB A0B6 HITACHI
>DK23DA-30 30GB A0B6 or A0K1 HITACHI
で、人柱になってみました(^^;)。
起動FDD として、USB-FDX1 を使い、http://www-6.ibm.com の
アップデータを動かしましたが、
--------------
Model Firmware Version
HITACHI_DK23CA-20 00H1A0A2
The above drive(s) are found.
Your drive does not require a firmware update.
--------------
となって、アップデートできませんでした。
-- 開始 --
Firmware download utility for 2.5"HDD Rev6.1
1)port 0 master DK23CA-20 is connected.
Old Revision = A0A2
New Revision = A0G3
-- 略 --
Preparing the firmware for port 0 master DK23CA-20 . . . . . . . . . . .
Download for port 0 master DK23CA-20 : 100%
port 0 master DK23CA-20 SER#10CY1W:
Firmware was downloaded successfuly. New firmware virsion = A0G3
Remove floppy disk and turn off the computer,
wait 5 seconds hes turn on the computer.
-- 終了--