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FEATURES
85/171MB formatted capacity (512 bytes/sector)
AT standard interface- Integrated controller
1:1 interleave
1,7 Run-Length Limited (RLL) encoding
32KB Read Look-Ahead Buffer
Self diagnostics on power up
Automatic retry and data correction on read errors
No preventative maintenance required
Media data transfer rate: 13.3 Mbits/Sec
Closed loop actuator servo (embedded sector servo)
Rotary voice coil actuator
Automatic actuator lock
Dedicated head landing zone
Average seek time = 16mS
All axis (6 directions) mounting permitted
Performance
Media Read/Write
Data Transfer rate in Mbits/Sec.
Seek times (in mS, averaged & inc. settle)
Track to Track
Average Length
Full Length
Spindle Speed
Average Latency
Power On to Drive Ready
Power Off to Spindle Stop
Connectors
There is a choice of 2 power connections to this drive. One DC power connector is designed to
mate with AMP part 1-480424 (using AMP pins PN 350078-4). The other (3-pin) DC power
IBM OEM STORAGE PRODUCTS
WDA L80 & L160
1
2
3
+5V +12V GND
13.3
Read
Write
4.0
5.0
16.0
18.5
30.0
32.5
3600 RPM
8.33 mS
10 Sec (ave), 31 Sec (max)
6 Sec (ave), 12 Sec (max)
Pin# 1
2
3
4
+5V GND GND +12V
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Related Manuals for IBM WDA L80
Summary of Contents for IBM WDA L80
- Page 1 IBM OEM STORAGE PRODUCTS WDA L80 & L160 FEATURES 85/171MB formatted capacity (512 bytes/sector) AT standard interface- Integrated controller 1:1 interleave 1,7 Run-Length Limited (RLL) encoding 32KB Read Look-Ahead Buffer Self diagnostics on power up Automatic retry and data correction on read errors No preventative maintenance required Media data transfer rate: 13.3 Mbits/Sec...
- Page 2 connector is designed to mate with MOLEX 5480-03 (using MOLEX pins 5479). Equivalent connectors may be used. Pin assignments are shown below, as viewed from the end of the drive. AT Signal Connector The drive uses single-ended drivers and receivers. The connector is designed to mate with 3M part 3417-7000 or equivalent.
- Page 3 IOCHRDY is set to on (ie, jumper on pins 1-2) Device ID is set to Master (ie, jumper on pins 3-4) Note: LED connections, pin 13 can source up to 18mA. Pin 14 can sink up to 100mA. Data Organization Physical Layout WDA-L80 WDA-L160...
- Page 4 Air Cooling Requirement The host system must provide sufficient air flow across the drive to maintain the temperature at less than 60 degrees Centigrade (measured at the center of the drives' top cover). Operating Vibration Due to the complexity of this subject, we recommend that users contact the Distributor to discuss how to perform the necessary measurements if they believe this to be an area which requires evaluation.
- Page 5 HD06 HD09 HD05 HD10 HD04 HD11 HD03 HD12 HD02 HD13 HD01 HD14 HD00 HD15 (20) (Resv) -HIOW -HIOR IORDY (Resv) (Resv) HIRQ -HIOCS16 HA01 -PDIAG HA00 HA02 -HCSO -HCS1 -DASP Note: "O" designates an output from the Drive. "I" designates an input to the Drive. "I/O"...
- Page 6 The Drive only supports an interleave factor of 1:1, and may ignore any other specified interleave, without returning an error. Format Track Sector Count The drive will return an Abort error if the specified sector count is not the same as the number of sectors per track designated by the drive in the Initialize Drive Parameters command, or default setting as reported by Identify Drive command.
- Page 7 Electromagnetic Compatibility: The Drive meets the following EMC requirements when installed in the user system and exercised with a random accessing routine at maximum data rate: - United States Federal Communication Commission (FCC) Rules and Regulations, Part 15, SubjectJ--Computer Devices, "Class B Limits."...
- Page 8 Set Features (EF) Recalibrate (1X) 12.5 mm +0.2 / -0 .3 Execution of these commands involves no data transfer. (4X) UNC 6-32 Front Back 60.3 44.4 Mechanical Data Dimensions Height 19.9 +/-0.4mm Width 101.6+/-0.4mm Depth 146.0+/-0.6mm Weight 410g maximum Mounting Orientation: The drive can be mounted in any axis (6 directions).
- Page 9 This product data does not constitute a warrant. Questions regarding IBM's warrant terms or methodology used to derive this data should be referred to your IBM representative. Data subject to change without notice. AMP is a trademark of AMP Incorporated.