Optoma DE-3120EGA Instruction Manual download pdf (Page 4)

To avoid overheating the motor, do not continually retract and lower the screen for over 4 minutes at a time. If the

motor overheats, it will need a cool down time of 2 minutes. The motor does not need any lubricants. The drop and

retract limit of the screen is factory preset to an optimal configuration. Please ask your local dealer or professional

to adjust settings to avoid damaging the motor.

Up groove

Down groove

Figure 8 Figure 9

4. When mounting the screen onto Floating wall brackets, make sure the Up groove and the Down groove on the

housing match with the Up and the Down on the bracket seperately. ( Figure 8-9 ). buckle buckle

5. Fasten the Fixing screw on the bracket, to fix housing tightly onto the brackets.( Figure 10-11 )

Figure 10 Figure 11

3. Loose the Fixing screw to lower down the all the way. ( Figure 6-7 )Baffle

Figure 6 Figure 7

Baffle

Fixing screw

Motor adjusting slot

1 2 3 4 5 6

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Optoma DE-3120EGA Instruction Manual Page 4