eSATA Drive Questions

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United States
Inland Empire SoCal
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I have a DirecTV High-definition Hard Drive Recorder model HR20-700 (see below for specs). The eSATA connection on the back was just activated and I want to add an eternal hard drive that'll be much larger than the internal 300GB hard drive.

I want to connect the following items.

SATA VAULT with two 500GB Hard Drives via RAID O for a 1TB external hard drive connected to my DirecTV HR20-700.

Here are the specs:

SATA VAULT:

System Architecture
8032 ASIC RAID Microprocessor

2 channel SATA controller

NVRAM for RAID configuration & transaction log (WIN)


RAID Features

Supports RAID level 0 or 1 (selectable)

Hot swap without taking the system down (in RAID 1 Config)

Instant availability and background initialization

Automatic drive insertion, removal detection and rebuilding.


Disk Bus Interface

3.5" SATA or SATA II
hard drives

2 channel operation

2 hot-swap drive trays

48-bit LBA support allows disk exceeding 137GB, supporting up to 500GB drives.


Hardware Raid Interface

eSATA ~Transfer rate up to 150MB/sec

USB2.0 Transfer rate up to ~56MB/sec


Monitors & Indicators

Push Buttons and LCD Display Panel for setup, alarm mute and configuration

2 drive LED indicators and 1 LCD LED indicators

Environment and drive failure indication through LCD, LED and alarm buzzer

Built-in alarm

RAID Management (WIN)

Web browser-based RAID management via HTTP PROXY through RS-232 (WIN)

Firmware-embedded manager via RS-232 port (WIN).



Western Digital 500GB Hard Drives x2

Western Digital Caviar SE16 WD5000KS 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s Hard Drive - OEM

Model
Brand Western Digital
Series Caviar SE16
Model WD5000KS
Performance
Interface SATA 3.0Gb/s
Capacity 500GB
RPM 7200 RPM
Cache 16MB
Average Seek Time 8.9ms
Average Write Time 10.9ms
Average Latency 4.2ms
Physical Spec
Form Factor 3.5"
Features
Features Cool operating temperature means longer service life and greater reliability. These drives are designed for cool running, even in severe operating environments.
Whisper quiet – With its WhisperDrive™ and SoftSeek™ technologies, WD has minimized noise to levels barely perceptible to the human ear in home and business environments.

NOTE: Look what one reviewer stated!

Pros: Huge and fast. Easy set up too.

Cons: None.

Other Thoughts: It seems like WD let some bad drives get out of the factories back in March. Mine has a date of Aug06 and it's fine. Also, this drive in not meant to be in a RAID array.


DirecTV HR20-700

•High Definition TV Output (via HDMI and Component)
•2 Sets of RCA (Red/White/Yellow Outputs) - 1 S-Video
•1 Optical Digital Output
•Dual SAT Tuners
•Dual ATSC Tuners (functionality is disabled at this time, see notes later in the review)
•Wired RJ-45 Ethernet Port
•External SATA Connection
•300gb SATA Internal Hard Drive
•RF Remote Compatible with the Included RC24, and the soon to be released RC32RF

And here's that video of Sports Mix:

Estimated Recording Space (Not a cumulative value)
•30 Hours of MPEG-2 (OTA) HD
•50 Hours of MPEG-4 HD
•200 Hours of Standard Definition (SD)

The set does 480i, 480p, 720p, 1080i, but no resolution of 1080p is supported.
 

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