Panasonic WJ-ND400 Installation Manual

Also see for WJND400 - NETWORK DISK RECORDER: Brochure Reference Product catalog Operating instructions Manual

Contents

Panasonic WJ-ND400 Installation Manual Manual pdf 17 page image

Outline of Functions17The RAID function makes it possible to improve the HDD's toleranceto errors.This product is equipped with the RAID6 mode that can recoverimage data when two HDDs fail, in addition to the RAID5 mode thatcan recover image data (RAID6 has two sets of error correctingcode data). This prevents loss of recorded image data on largevolume HDDs (refer to the Setup Instructions (PDF file).Note:• To use the RAID5 mode you need to connect 3 or more HDDs,the RAID6 mode requires 4 or more HDDs.• Theoretical volume when RAID5 mode enabledTheoretical volume = HDD with smallest capacity in the unit x(number of HDDs in the unit −1)• Theoretical volume when RAID6 mode enabledTheoretical volume = HDD with smallest capacity in the unit x(number of HDDs in the unit −2)• The capacity of the HDDs that are installed may be a fewpercents smaller.The image and audio data recorded on the HDDs is encrypted. Theimage and audio data on the HDDs cannot be played except on therecorder.The recorder uses RSA ® BSAFE ™ software from RSA Security Inc.HDD Fault Tolerance SystemEncrypting Data Recorded on the HDDsC 4C 3C 2Q 1B 4B 3Q 2P 1A 4Q 3P 2C 1Q 4P 3B 2B 1P 4A 3A 2A 1RAID 6ND400_Basic.book 17 ページ２００８年４月８日火曜日午後３時５９分