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Confidential
Installing a 2.5" HDD Unit (OI-HDD)
The IR-320 has one or two 2.5" HDDs or one 3.5" HDD, according to its specifications. Up to two
2.5" HDDs can be installed.
For information on installing the 3.5" HDD unit (OI-HDD), see the following section, "Installing
a 3.5" HDD Unit (OI-HDD)."
To install a 2.5" HDD, remove the HDD unit currently installed in the IR-320, install the optional
HDD, and reinstall original the HDD unit in the IR-320. Install the optional HDD using the
following procedure.
CAUTION:
Do not subject the HDD unit to shock or vibration. Because the HDD unit is a precision
instrument, do not subject it to even the slightest shock or vibration.
(1) Removing the HDD unit
1. Open the front cover of the IR-320. If the front cover is locked, unlock it with the front key.
To unlock the front cover, insert the key into the front lock, and push in slightly while you
turn it.
2. Open the HDD cover by lightly pressing down on the upper pin lock.
Rev. C
IR-320 Technical Reference Manual
front cover
Setup 2-7
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