Hitachi Microscope & Magnifier S-4800 사용자 설명서

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2.3.5  Control Panel 
 
Most frequently used controls such that for Image observation, image recording.   
Usual operation will be able to perform using the Control panel and the manual operation panel. 
In case of present model S-4700 and S-5200, these controls are placed on the Toolbar and on 
the top of the Scanning Image window.   
 
2.3.5.1    Functional blocks on the Control Panel 
 

 

 

HV Control     Scan control                                 Image recording 

                                                                            Monitoring function                             
  

 

 

 Auto control              Magnification control  Stage, Image shift control      

 
2.3.5.2  HV control block 
 
(1) HV ON/OFF and HV indicator 

 

 

 
When vacuum of ion pumps and specimen chamber is better than the specified value, ON 
button is enabled and HV indication blinks in yellow and blue color.   
ON button applies high voltage to the electron gun and controls extraction voltage to obtain 
the emission current.    The ON button is changed to SET when high voltage is applied. The 
SET button adjusts emission current.   
OFF button shuts the gun high voltage down.   

 
(2) HV control dialog window 

 
gun high voltage value and emission current, or to execute flashing, click on the HV indicator. 
The following controls are open under the HV indicator.   
 

 

 

• Vacc select 

  button shows a pull down list of HV value. Select a voltage. Or 

HV value is increased or decreased with 

  button in 100V steps.