[求助]請問panasonic UJ-840燒錄機支援DVD RAM寫入嗎?

我用的小狗機的外接1394 DVD燒錄機是UJ-840.

在NTI中並未看到支援DVD RAM寫入, 但是...

根據panasonic自己的網頁規格, 有支援
http://www.panasonic-industrial.com/1191.htm


PRODUCT DESCRIPTION

Tray-Loading DVD Super-Multi Drive (OEM) for notebook PC's (12.7mm height)

Features
- 12.7mm height
- 5X DVD-RAM Writing
- 8X DVD-R Writing
- 4X DVD-RW Writing
- 8X +R Writing
- 4X +RW Writing
- 2.4X +R DL Writing
- 24X CD-R Writing
- 10X CD-RW Writing
- 8X DVD-ROM Reading
- 24X CD-ROM Reading
- ATAPI Interface

怪的是, panasonic自己的XP下的DVD RAM format軟體也沒寫有支援UJ-840
http://panasonic.co.jp/psec/support/dvdram/lim/eoem/sw9573drvxp.html

Update for the DVD-RAM Driver Software for Windows XP
(For DVD Multi drive model:
SW-9571,SW-9572,SW-9573,SW-9574,SW-9581,SW-9582,SW-9583,SW-9584,SW-9585,UJ-815,
UJ-825,UJ-835,UJ-845,UJ-846
Inquiry MATSHITA DVD-RAM only)

到底怎麼回事呢?