我的是ibm T40 2374DG1 但是查不到

可以查的
在这里查http://www-307.ibm.com/pc/support/site.wss/document.do?lndocid=LOOK-WARNTY#sw

这是我查的：
Product: ThinkPad T40 2374-DG1 [change]
Operating system: All [change]

Original description: Based on 2374-7CG: P M 1.5GHz, 256MB RAM, 40GB 5400rpm HDD, 14.1 XGA(1024x768) TFT LCD, 32MB ATI Radeon 7500, 16x10x24x/8x CD-RW/DVD(slim), Modem(CDC), Ethernet(LOM), Wireless upgradeable, Secure Chjip(TCPA), UltraNav, 6 cell battery, WinXP Pro