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3.2.3
3 - 7
3.2.3.4 Procedure for Loading a Specimen
(1) Removing the specimen, from the specimen chamber
• If the accelerating voltage is on, click the OFF button on the Control Panel to shut it off.
• Press the AIR button on the EVAC panel on the front side of the main unit or click the AIR
button located in the upper right section of the Control Panel.
EVAC Panel Control Panel
Fig. 3.2-4 AIR Button (lets air into the specimen chamber)
• Air is introduced into the specimen chamber. Allow approximately 100 seconds for the
specimen chamber to attain atmospheric pressure.
• Grasp the handle located on the front side of the specimen stage, and pull the specimen
stage toward you to remove the specimen base.
(2) Loading a specimen
• Slide the specimen base into the specimen holder receptacle on the specimen stage.
Fig. 3.2-5 Setting the Specimen Base
• Grasp the handle. Push the specimen stage into the specimen chamber.
• Press the EVAC button on the front EVAC Panel located on the front side of the unit or
click EVAC located in the upper right section of the Control Panel. Evacuation of the
specimen chamber then commences. Accelerating voltage can then be energized
approximately 2 minutes after the EVAC button is pushed.