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Ready Checklist and Diagnostic Table
Perform the checklist in Table 7.7. Refer to the diagnostic table, Table 7.8, for corrective action.
Checklist
Item
1
Visually verify that LED #4 (Lower Buckle), LED #5 (Upper Buckle),
LED #1 (Lower Arm Limit), LED #2 (Upper Arm Limit) are off.
2
Push the <READY> button and verify that the READY LED illuminates
and the READY relay activates.
3
Visually verify that the Upper and Lower Torque Arms move to
centered position and that the reel brakes are released. Verify that
system is stable; reels do not oscillate.
4
Visually verify that the projector performs a loop set. The loop set
should be accomplished in about one to two seconds, and the upper
buckle switch should not trip.
5
Verify that the Constant Velocity sprocket advances film one frame and
locks. When locked, the sprocket should resist motion in either
direction.
6
Verify that the Pulldown also advances film one frame and locks.
Pulling the film loops or turning the pulldown sprocket by hand will
verify the pulldown is locked.
7
Verify that the shutter comes up to speed.
CHRISTIE INC. - - 35/70 Service/PM Manual
CHRISTIE INC.
July, 1997
READY CHECKLIST
Turn projector power on
Step Description
Table 7.7: READY Checklist
7 : T r o u b l e s h o o t i n g G u i d e
Completed
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