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Hitachi Microscope & Magnifier S-4800 Manuale Utente

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The following tables show alarm or error message and how to recover from the error. 
Errors with (*) mark are caused by failure on equipment.   
 
[Alarm for operation] 
 
Message 
No. 
description recovering 
operation 
E10 
(+ buzzer) 
Specimen exchange rod is not at 
proper position when the GV is to 
be closed.   
Pull out the rod fully 
E11 
(+ buzzer) 
Specimen exchange chamber is 
not closed when the chamber 
is to be evacuated.   
Close the chamber. 
E12 
(+ buzzer) 
Cooling water flow is les than 
specified limit value. 
Adjust water flow. Proper range of flow is 
0.9 to 2L / min. 
E13 
(no buzzer) 
Cooling water flow is over the 
specified limit value. 
Adjust water flow. Proper range of flow is 
0.9 to 2L / min. 
 
[Alarm to be recovered by proper operation] 
 
E14 
(+ buzzer) 
Air pressure for driving valves is 
lower than its limit value. 
Evacuation sequence stops.   
When using air compressor, check the 
valve at the air output.   
When using utility air, check the air 
supply. 
Evacuation sequence will recover when 
the air supply becomes normal 
pressure.  
If the alarm can not be recovered, 
contact to service engineer.   
E15 
(+ buzzer) 
Aperture heater current is off 
while the APT HEATER switch is 
at AUTO or DEGAS.   
Check that the cable for the heater (BNC 
type connected to the objective lend 
aperture from its down side.   
If the alarm can not be recovered, turn 
APT HEATER switch to OFF to stop 
the alarm. 
Contact to service engineer because 
operation without heating the aperture 
will cause contamination on the 
aperture plate.   
 
E08(+ 
buzzer) 
TMP failure 
 
E09(+ 
buzzer) 
TMP back pressure is too high. 
Turn the EVAC POWER switch to off. 
After “POFF” is indicated, turn the 
switch to on.   
If the error message appear again 
contact to service engineer.