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Making adjustments (ET-WBC100) (continued)
■ If the image is shifted up or down (vertical slide)
Evenly loosen four hex head bolts (M6 × 15) at the root of the arm using a hex wrench or a ball point
1)
hex screwdriver.
z Do not over-loosen the hex head bolts. Loosening the bolts more than necessary could cause the bolts to
fall out, which could cause the projector to fall.
Turn the height adjustment bolt to adjust the vertical position of the projected image.
2)
z Turn the height adjustment bolt located at the lower center of the wall mount bracket to adjust the image
position.
z A tool such as a ball point hex screwdriver may interfere with the bracket, making it impossible to turn
the height adjustment bolt. In this case, check the "POSITION" scale on the right side of the arm, pull out
the arm, and then turn the height adjustment bolt. After height adjustment is finished, return the arm to its
original position. For details on how to pull out the arm, refer to "When adjusting the projected image size
(forward/backward slide)" ( x page 16).
z In the factory default state, the height adjustment bolt is in a state allowing a projected image size
between 2.03 m (80") and 2.29 m (90").
– To use a projected image size between 2.03 m (80")
the arm within ±10 mm from the factory default state.
– To use a projected image size between 2.29 m (90") (exclusive) and 3.05 m (120") , adjust the vertical
position of the arm within the range of -10 to +40 mm from the factory default state.
– The factory default position of the arm is +10 mm above the lowest adjustable position.
*1 For the aspect ratio of 4:3, it is 1.78 m (70").
With a hex wrench or a ball point hex screwdriver, evenly tighten the four hex head bolts (M6 × 15) at
3)
the root of the arm loosened in Step 1).
z Tightening torque: 2.5 ± 0.2 N·m
18 - ENGLISH
Adjustable knob C
*1
and 2.29 m (90"), adjust the vertical position of
Hex head bolts
Height adjustment bolt
Adjustment range
± 5°
Projector
Viewed from the bottom
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