Dolev 800 - Loading/Unloading System -
Loading System Assembly

Cass. "No Film" Detectors #1,2,3

Loading Sys. Base - Type I (zoom image)
Loading System Base - Type II (zoom image)
Loading System Base - Dolev 800 P (zoom image)

Description
Replacement
Check

Description

The Cassette "No Film" Detectors are located on the Film Loading Assembly. There are three Cassette "No Film" Detectors, one for each cassette. They are activated by four magnets that are attached to the Cassette Central Shaft. The pulses are counted to the Cassette NVM and this information allows the operator to be aware that no film remaining in the cassette.

Replacement

Follow the steps for Removing the Loading and Unloading Unit.

1. Unfasten the four detector cover screws (#143).
   
   
2. Remove the detector cover (#142)
   
   
3. Using the Diagnostics Utility, identify the cassette (1, 2 or 3) which has the defective detector. (Enter the diagnostics program by selecting UTILITIES, MECHANICS. Select 9. Detectors from the Mechanics Menu .)
   
   Mechanics Menu
   
   

   1. Carriage	2. Roller	3. Spinner
   4. Cassette	5. Feeder	6. Cutter
   7. Vacuum/Valve	8. Others	9. Detectors

4. In the case of a defective detector in cassette # 1 or 2, replace the left detector by unfastening the two detector screws (#80).
   
   In the case of a defective detector in cassette # 3, replace the right detector by unfastening the two detector screws (#80).
      
   
5. Fasten the two detector screws (#80). 77
   Re-install the detector cover (#142)
   
   Return the loading system back to its place and close the lockers.
   
   
6. Power on the imagesetter.
   
   
7. Re-Enter the diagnostics program. Select UTILITIES, MECHANICS. Select 9. Detectors from the Mechanics Menu . Check for accurate results.      

Check

In order to check this detector, load film from the cassette which needs checking and make sure that the message "No Film" does not appear.

Make sure that "Laser Beam" is set to 1 in the plotter description setting table. If it is set at "0", the detector will not work.