Instruction manual

MAINTENANCE
7-5
ALIGNMENT CHECK
8. Set unit upright, plug line cord into wall receptacle, and turn power
switch to "ON" position.
9. Locate your transmission reference (used for calibration) and center
step "3" or "CAL" over aperture. (Use 3mm aperture.)
10. Look at the light coming through the round aperture. The lamp's
filament will appear as a square in the middle of the aperture.
11. If lamp is properly aligned: Unplug line cord, turn unit upside
down, and then fasten bottom cover in place with three screws
removed in step 2. If lamp is not properly aligned, proceed with
Steps 12 thru 16.