
27
2.
Replace the lamp module.
3.
Put the old lamp back in the projector and have the projector serviced.
Remote Control Problems
Problem: The projector does not respond to the remote control
1.
Direct the remote control towards remote sensor on the projector.
2.
Ensure the path between remote and sensor is not obstructed.
3.
Turn off any fluorescent lights in the room.
4.
Check the battery polarity.
5.
Replace the batteries.
6.
Turn off other Infrared-enabled devices in the vicinity.
7.
Have the remote control serviced.
Audio Problems
Problem: There is no sound
1.
Adjust the volume on the remote control.
2.
Adjust the volume of the audio source.
3.
Check the audio cable connection.
4.
Test the source audio output with other speakers.
5.
Have the projector serviced.
Problem: The sound is distorted
1.
Check the audio cable connection.
2.
Test the source audio output with other speakers.
Summary of Contents for EK-400X
Page 1: ...1 DATA PROJECTOR SERVICE MANUAL EK 400X EK 401W EK 402U...
Page 3: ...3 Revised History Ver Description Date 00 First issue 01 08 2016...
Page 15: ...15 2 4 Block Diagram...
Page 16: ...16...
Page 24: ...24 3 1 LED Error Message...
Page 55: ...55 11 TIMING MODE TABLE...
Page 56: ...56...
Page 58: ...58 12 SCREEN SIZE PROJECTION DISTANCE...
Page 59: ...59 Projection Distance and Size Table EK 400X EK 401W...
Page 60: ...60 EK 402U...
Page 65: ...65 For more information please visit http www crestron com...
Page 66: ...66 14 PROJECTOR DIMENSIONS 1 Top Cabinet Assembly...
Page 67: ...67 2 System Assembly...
Page 68: ...68 3 I O Assembly...
Page 69: ...69 4 Lamp Chassis Assembly...
Page 70: ...70 5 Bottom Assembly...
Page 71: ...71 6 System Assembly...
Page 72: ...72 Ceiling Mount Screws M4 L 20 25mm Unit mm 87 51 267 65 120 85 58 52...
Page 73: ...73 15 FAN CONTROL TABLE Fan 1 Burner Fan Fan 2 Lamp Fan Fan 3 Power Fan Fan 4 Engine Fan...
Page 74: ...74 16 RSPL...
Page 75: ...75...