NEC NP-02HD, Installation Manual

Page: 113 / 150

113
Projector Adjustment and Connecting
3-9. CG adjustments
Adjust for physical color shifting of the R, G and B colors.
WARNING
・
No one other than a specialized service person should perform this adjustment. Doing so may result in
electric shock or short circuits.
・
Do not drop any screws, etc. Doing so may cause short circuits.
・
CG adjustment is performed with the power turned on. Do not short-circuit the circuit boards with the
tools.
・
Before removing or mounting external panels and circuit boards, turn off the main unit's power, wait for
the cooling fans to come to a complete stop, then shut off the supply of AC power to the projector and
the light source with a circuit breaker, etc. After this, check that the main unit has cooled down suffi-
ciently before performing the adjustment.
WARNING
・
Do not look at the lens during projection. Doing so may damage your eyes.
Required tools: Ballpoint drivers: 3 (length 80 to 90 mm, not including the grip), 2 mm across)
Phillips screwdriver No. 2
1 Preparations for adjustment
1-1. Remove the top panel.
(1) Turn off all power to the projector and shut off
the AC power supply.
(2) Remove the left and right side panels.
(
→
page 53 )
(3) Remove the top panel.
①
Remove the four M4 screws (silver) on the
right and left sides respectively.
②
Turn the two M4 screws (black) at the front
and back centers of the top panel until they
turn freely (they do not come off), then lift the
panel and remove it.
(3) Reinstall the left and right side panels.
(
→
page 53 )
- For safety, adjust with the left and right side
panels mounted.
①
①
②
②