-38-Fig.11Optical Adjustment[ADJUSTMENT]1. Turn on lamp by a state of without FPC cable of LCD panels.2. Set the size of a screen in about 40 inches.3. Adjust the adjustment base of relay lens ass'y to make coloruniformity in white.1) If the un-uniform color appears on the left or right of thescreen as shown in Fig.10-1, loosen a screw “C” with the2.5mm hex driver(Fig.11) and adjust the slot “D” to makecolor uniformity in white by using a slot screwdriver.2) If the un-uniform color appears on the top or bottom of thescreen as shown in Fig.10-2, loosen 2 screws “A” with the2.5mm hex driver(Fig.11) and adjust the screw “B” to makecolor uniformity in white.4. Tighten the 2 screws “A” and screw “C” to fix the relay lensunit.Relay Lens Adjustment