144 Upgrade and Maintenance Manual
 RX100 S7
Hard disk drives / solid state drives
V CAUTION!
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The hard disk drive or solid state drive must not be removed from the 
installation frame by anyone except a service technician.
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The HDD/SSD modules (drives) must all be marked clearly so that 
they can be put back in their original places after an upgrade. If this 
is not done, existing data can be lost.
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The hot-plug function is only possible in conjunction with a 
corresponding RAID configuration.
Further information about the RAID configuration or RAID level can 
be found in the RAID controller documentation.
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Do not touch the circuitry on boards or soldered parts. Hold the 
metallic areas or the edges of the circuit boards. 
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Before removing the unit, wait for about 30 seconds until the disk 
stops spinning completely.
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When a hard disk drive is starting up, a resonant noise may be 
audible for a short while. This does not indicate a failure.
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Depending on the OS, you can configure the write cache settings for 
the hard disk drives. If a power failure should occur while the write 
cache is enabled, cached data may be lost. 
●
When disposing of, transferring, or returning a hard disk drive or solid 
state drive, wipe out the data on the drive for your own security. 
●
Rough handling of hard disk drives may damage the stored data. To 
cope with any unexpected problems, always back up important data. 
When backing up data to another hard disk drive, you should make 
backups on a file or partition basis.
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Be careful not to hit the hard disk drive or bring it into contact with 
metallic objects.
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Handle the device on a shock and vibration free surface.
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Do not use the device in extremely hot or cold locations, or locations 
with extreme temperature changes.
●
Never attempt to disassemble the hard disk drive or solid state drive.
I For information on RAID controllers controlling the HDD/SSD modules 
see chapter "Expansion cards and backup units" on page 179.