Erase Ay - Kodak DirectView CR 825 Theory Manual
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Also See for DirectView CR 825:
- Diagnostics manual (180 pages) ,
- Adjustments and replacements (160 pages) ,
- Installation instructions manual (72 pages)
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THEORY GUIDE
10DEC05
The signals from the 2 SENSORS are continually monitored by the SLOW SCAN
TG4825-1
Page
CONTROLLER BOARD A6, and the power to the COIL BOARD A7 is decreased or
78 of 120
increased to provide smooth rotation and continual speed.
20,000 counts of the ENCODER make one rotation of the LEAD SCREW. The system moves
to each of the following positions until it reaches the correct number of counts:
•
start of scan
•
erase
•
end of scan
ERASE AY
SLOW SCAN
MOTOR
ERASE LAMPS
PLATE
H177_1244GCB
H177_1244GC
The ERASE AY includes 5 pairs of high-
intensity ERASE LAMPS that expose the
scanned SCREEN to white light. This
operation releases any residual charge on
the SCREEN.
Scan/Erase
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