12.5mm tall. Each drive is fully tested under environmental extremes at the factory using Memtech’s proprietary EnduroTest™ to guarantee data integrity in even the harshest conditions. Full functionality of the product is guaranteed out of the box. AT2550 User Guide...
3. INSTALLATION 3.1 PROCEDURE 3.1.1 ESD PRECAUTIONS The AT2550 is sensitive to static electricity. Before handling the AT2550, please observe the following precautions to avoid ESD damage to the unit: • Keep the drive in its shielded bag until ready to install. •...
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3.1.4 MOUNTING The AT2550 may be mounted in any orientation. Eight mounting holes are available: four on the bottom and four on the sides. All holes are threaded 3mm, with a maximum penetration of 4mm. The diagram given below is for a 4.8 Gbyte drive. Drives with higher capacities will be 12.5mm or taller.
3.1.6 PARTITION The drive must be partitioned using the system’s FDISK utility. For operating systems other than DOS, please refer to your OS operating guides. Note that changing the partition information will erase all data currently on the drive. Refer to your OS manual for information regarding partitioning a hard disk.
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3.2.1 MAIN HEADER (J1) JUMPERS J1 Connector View Pin #1 J1 Header MS Jumper 2x25, CS Jumper Key - pin 20 3.2.2 MASTER/SLAVE The MS jumper selects the drive as either the C: drive (Master) when off or the D: drive (Slave) when installed.
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3.2.3 CABLE SELECT Jumper CS can be used to let the IDE Cable Select signal select the drive configuration as either the master or slave device. Shorting the CS pin to the MS pin enables the Cable Select feature. Leaving the pins unconnected disables the Cable Select feature.
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3.2.5 WRITE PROTECT The WP jumper on header J2 is used to write-protect the drive. The default position of this jumper is OFF. Installing the WP jumper inhibits all further writes to the drive, while read accesses occur as normal. WP: Write Protect configured for normal operation -- jumper off...
Jumper Header – J2 3.3 IDE INTERFACE The AT2550 uses a 44-pin right angle 2mm connector mounted on the controller PCB to create both a power and signal connection to the host. Maximum cable length is 18 inches. Recommended cable length is 12 inches or less, especially if an advanced PIO or UDMA transfer modes are being used.
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3.3.2 IDE CONNECTOR PHYSICAL ORIENTATION The diagram below depicts connector orientation and location. J1 Connector View Pin #1 J1 Header MS Jumper 2x25, CS Jumper Key - pin 20 3.3.3 IDE CONNECTOR PINOUT The following table depicts the 44-pin, 2mm signal cable interface pin out. SIGNAL SIGNAL RESET-...
In an ongoing effort to determine the durability of the flash components and in turn extend the life of our products, Memtech has also conducted several endurance tests using our flash drives. The results were very encouraging. During testing, done under both benign and harsh operating conditions, Memtech observed and documented an erase/write cycle endurance of 8 to 30 million cycles.
4.3 POWER 4.3.1 POWER DOWN Whenever possible, do not power down the computer during a write command sequence to any mass storage device. This includes during the normal operation ® of the drive, and with the use of disk cache programs such as Microsft SmartDrive.
4.4 TROUBLE SHOOTING GUIDE 4.4.1 SELF-TEST DIAGNOSTIC CODES The AT2550 has been designed to issue blink codes via the LED in the event of a low-level or catastrophic failure. A blink code of five would be defined as five fast blinks, a pause with no blinks, and a repeat of the process.
6. SPECIFICATIONS 6.1 INTERFACE IDE Compatibility ATA6 - T13/1410Dr2a IDE Drive Number Drive 0 or 1 Raw Physical Capacity 4864 Mbytes under 9.5mm 8704 Mbytes under 12.5mm 27904 Mbytes maximum Physical Sector Size 512 bytes 6.2 PERFORMANCE Average Access 0.1 ms Track/Track Access 0.1 ms Onboard Cache...
In no event shall Memtech be liable for any lost profits, lost savings or other incidental or consequential damages arising out of the use of, or inability to use, this product.
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