Western Digital WDE2170-0023 Hard Disk Drive Repair at M. Farris & Associates

	Western Digital WDE2170-0023
Specifications

western digital wde2170-0023 picture.	western digital wde2170-0023 picture.
	western digital wde2170-0023 picture.

Western Digital WDE2170-0023 Specifications

Model	Capacity	Size	Height	Bus Type	Int.Type
WDE2170-0023 Enterprise	2.1GB	3.5"	SL	SCSI3	Diff.

Specifications for the WD Enterprise WDE2170 Ultra SCSI Hard Drive

Standard Models
Model Numbers	Interface	Seek Time	Spindle Speed	Cache
WDE2170-0003	Ultra-SCSI Single-ended 50-pin Narrow	7.9 ms	7200 RPM	512 KB
WDE2170-0007	Ultra-SCSI Single-ended 68-pin Wide	7.9 ms	7200 RPM	512 KB
WDE2170-0008	Ultra-SCSI Single-ended 80-pin Wide	7.9 ms	7200 RPM	512 KB
WDE2170-0023	Ultra-SCSI Differential 68-pin Wide	7.9 ms	7200 RPM	512 KB

Physical Specifications
Formatted Capacity*	2,170 MB
Interface	Ultra Fast (50-pin) Ultra Fast Wide (68 and 80-pin SCA-2)
Number of Platters	2
Number of Heads	4
Head Type	MR
Channel Type	PRML
Bytes Per Sector (STD)	512
Servo Type	Embedded
Dedicated Landing Zone	Yes
Actuator Latch/Auto Park	Yes
ECC Type	Reed Solomon

* Western Digital defines a megabyte (MB) as 1,000,000 bytes and a gigabyte (GB) as 1,000,000,000 bytes

Performance Specifications
Data Transfer Rate - Media to Buffer - Buffer to Host	81 - 140 Mb/s max 40 MB/s max
Average Seek - Read - Write	8 ms 9.5 ms
Track to Track Seek - Read - Write	1 ms 2.5 ms
Average Latency	4.17 ms
Rotational Speed	7200 RPM
Read Cache	Adaptive, Segmented
Write Cache	Yes
Buffer	512 KB (1 MB option)
Error Rate (Non-Recoverable)	<1 in 10¹⁴ bits read

Environmental Specifications*
Shock:	Operating 10 G (2 per second max.) Non-operating 70 G (3 drops/axis max.)
Vibration	Operating 5-20 Hz, 0.037 inches (peak to peak) 20-400 Hz, 0.75 G (0 to peak) Non-operating 5-20 Hz, 0.98 inches (peak to peak) 20-400 Hz, 2.0 G (0 to peak)
Operating Temperature and Humidity	Temperature 5ºC to 55ºC (41ºF to 131ºF) Humidity 10-90% RH non-condensing Thermal Gradient 10°C/hour (maximum)
Non-Operating Temperature and Humidity	Temperature -40ºC to 60ºC (-40ºF to 140ºF) Humidity 5-95% RH non-condensing Thermal Gradient 20°C/hour (maximum)
Acoustics	Idle Mode** 4.0 bels typical
Reliability	MTBF 1,000,000 Power On Hours Warranty Period 5 years

* No non-recoverable errors during operating tests or after non-operating tests.

** Sound power level.

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