Leica Biosystems CM3050 S - Manual (Page 47)

47 Leica CM3050S – Cryostat
6. Troubleshooting, applications tips
4. Service
This message is displayed after a
certain number of operating hours to
remind the user to have a preventive
maintenance done by Leica Technical
Service.
This message is displayed only, if the
instrument is not regularly serviced by
Leica Technical Service.
We recommend a maintenance con-
tract once the warranty period has ex-
pired!
Contact your local Leica sales office
for details!
If one of the error messages listed un-
der 2, 3 and 4 is displayed, please con-
tact Leica Technical Service.
6.1.1 Other error indications
(red ) in control panel 2 is illuminated:
• Emergency stop button accidentally activat-
ed.
--> Unlock.
• Footswitch not properly connected.
--> Check connection - connect properly, if
applicable.
C T - 3 0 ° C O T - 3 5 ° C
P O W E R F A I L U R E
C T - 3 0 ° C O T - 3 5 ° C
? ? ? ?
C T - # # ° C O T - 3 5 ° C
C T - 3 0 ° C O T - # # ° C
C T - 3 0 ° C O T - 3 5 ° C
S E R V I C E
6.1 Displayed error messages
The autodiagnosis function of the CM3050 S
displays error messages in case of certain mal-
functions.
1. Power failure
This error message is displayed after the instru-
ment had been disconnected from mains, ei-
ther due to power failure or because the mains
switch had been turned off.
• To acknowledge the message, press for
about 5 seconds.
2. Coarse feed
Coarse feed malfunction has occurred.
This message is also displayed, if the coarse
feed plug has not been reconnected properly
after reinstallation of the microtome.
3. Temperature indications
or
If the # symbol is displayed instead of chamber
or specimen temperature indication, the cor-
responding temperature sensor is broken or a
short circuit has occurred.