Yamaha DPX-830 - Manual (Page 41)

37
Others
If the following problem occurs after the lamp is replaced, check the following first.
Problem Solution
The exhaust vents emit warm
air. • This air comes out after cooling the inside of the projector. It may feel hot, but this is not a malfunction.
The menu can not be used. • The microcomputers inside the projector may be wrongly operating because of noise.
➜Press the STANDBY/ON button to turn off the lamp and unplug the power cable from the wall outlet.
Wait about 10 minutes, plug the power cable in, and try again.
“TEMPERATURE!!” is
displayed. • This indication appears when the ambient temperature rises high. When the ambient temperature stays
high, the lamp goes out.
➜Eliminate any causes of the rise in the ambient temperature.
• This indication appears when the air intake or exhaust vent is blocked. When they are kept blocked, the
lamp goes out.
➜Remove the objects blocking the air intake or exhaust vent.
The mark appears. • This mark appears when ineffective operation is carried out. This is not a product malfunction.
The remote control does not
function easily or at all. • Check that the battery is loaded in the remote control or the battery is not weak (see page 4).
• Check that the remote control sensor is not exposed to direct sunlight or fluorescent light.
• Use the remote control within its operation range (see page 7).
• Use the remote control at least 10 cm away from the projector.
Abnormal sound is heard. • Because the color wheel spins at a high speed, metallic sounds may be heard in rare occasions.
Problem Solution
The projector does not turn
on. • Fit the lamp cover securely (see page 33).
• Reset the lamp operating time (see page 33).
The STATUS indicator
blinks. • Reset the lamp operating time (see page 33).