・DDR microDIMM(172pin) 512M:4300JPY
http://www.amazon.co.jp/dp/B003N21GUK
・2.5inch IDE(ATA100) HDD:4600JPY / 5500JPY
HTS541680J9AT00 :80G Platter
WD1200BEVE :80 or 120G Platter
http://www.ark-pc.co.jp/item/HTS541680J9AT00/code/13310019
http://www.amazon.co.jp/dp/B000LR6FQK
NT331
http://faq.epsondirect.co.jp/faq/edc/app/servlet/qadoc?25513