Sony VPL BW7 Operating Instructions - Page 46
Others, Troubleshooting - 3 lcd digital projector
UPC - 027242775930
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Others This section describes how to solve the problems, how to replace the lamp and air filter, etc. Troubleshooting If the projector appears to be operating erratically, try to diagnose and correct the problem using the following instructions. If the problem persists, consult with qualified Sony personnel. Power Symptom The power is not turned on. Cause and Remedy • The power has been turned off and on with the ?/1 switch at a short interval. c Wait for about 90 seconds before turning on the power (1 page 27). • The lamp cover is not secured. c Close the lamp cover securely (1 page 49). • The air filter cover is detached. c Attach the air filter cover securely (1 page 51). Picture Symptom No picture. 46 Cause and Remedy • A cable is disconnected or the connections are wrong. c Check that the proper connections have been made (1 page 18). • The connections are wrong. c This projector is compatible with DDC2B (Digital Data Channel 2B). If your computer is compatible with DDC, turn the projector on according to the following procedures. 1 Connect the projector to the computer. 2 Turn the projector on. 3 Start the computer. • Input selection is incorrect. c Select the input source correctly (1 page 27). • The picture is muted. c Press PIC MUTING to release the picture muting (1 page 32). • The computer signal is not set to output to an external monitor or set to output both to an external monitor and a LCD monitor of a computer. c Set the computer signal to output only to an external monitor (1 page 21).