
SDC 2002
6. Maintenance
6-35
Operating Instructions - Rev. 1 / 6.2003
2. Pull off the power plug, unscrew the earth connector.
3. To remove the blower assembly, loosen the four fastening screws on the front
and pull out the blower assembly.
4. Pull off and clean the air filter (see section 6.8.).
5. Clean the blowers with a suitable vacuum cleaner and a dust brush.
6.10. CHANGE THE BACKUP BATTERY
6.10.1. CHANGE THE BACKUP BATTERY IN THE FILM SCANNER
According to the manufacturer, the lithium battery used on p.c. board FY 1105
within Rack 1 (5th pcb. from left) has a life time of approx. 10 years.
In order to ensure no loss of time/date settings in the off-state, Thomson recom-
mends as a precaution to exchange the lithium battery after 5 years of operation.
A spare battery can be ordered from the market under the type designation VARTA
CR1/2 AA.
Backup battery ASC Controller Board FY 1105
Fig. 635: Position of p.c. board FY 1105.11 in rack 1
To replace, switch off the film scanner and pull out the plug-in card.
The lithium battery is soldered on the p.c. board.
Note the polarity of the battery when installing (danger of explosion)! The mounting
position is marked accordingly on the p.c. board.
Exchange
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