I am so happy found this site as it consists of so many Manuls and easy to aquire. This onei s exactly what I wanted and much more as it has info on not only how to use the tuner but how to repair it as well. I will come here 1st before purchasing else where! Thanks owner-manual.com!
Text excerpt from page 24 (click to view)
XV-DW100U
Adjusting the lamp duct.
turn
Lock screws
Lamp duct
Cooling-Fan (Exhaust)
Adjustment procedure reguired when the lamp has been replaced and you can see ununifomity. (Case of Right and Left have ununifomity on the screen) (1) Let the lamp light up. (2) Receive the white pattern signal at 100%. (3) Loosen the lock screws of the lamp duct. (4) Looking at the white image on the screen, turn the lamp duct until the uniformity comes to best point on the screen. (5) Tighten the lock screws of the lamp duct. (Tighten torque is 10±2kg·cm)