Hitachi HDPJ52 user manual Regarding the indicator lamps, Power Lamp Temp

Troubleshooting

Regarding the indicator lamps

The meanings of the lighting patterns of the POWER indicator, the LAMP indicator, and the TEMP indicator are described in the table below. Please follow the instructions within the table. If the same indication is displayed after trying the solutions below, or if an indication other than the following appears, please contact your dealer or service company.

POWER	LAMP	TEMP	Description
indicator	indicator	indicator
Lit In	Turned	Turned	The projector is in a standby state.
Orange	off	off	Please refer to the “Turning the power on” (20) and
			“Turning the power off” (23).
Blinking	Turned	Turned	The projector is warming up.
Green	off	off	Please wait.
Lit In	Turned	Turned	The projector is on and ready.
Green	off	off	Ordinary operations may be performed.
Blinking	Turned	Turned	The projector is cooling down.
Orange	off	off	Please wait.
			The projector is cooling down. An error has been
Blinking			detected.
	(varies)	(varies)	Please wait until the POWER indicator finishes blinking,
Red
			and then try the suggested solution, referring to the
			following error descriptions.
			The lamp will not light, and there is a possibility that
			interior of the projector has overheated.
			Please turn the power off, and allow the projector to cool
Blinking			down for at least 20 minutes. After the projector has
			cooled down sufficiently, please confirm the following
Red
	Lit In Red	Turned	items, and then turn the power on again.
or
Lit In		off	• Is there blockage of the air passage aperture?
			• Is the air filter dirty?
Green
			• Does the peripheral temperature exceed 35°C?
			If the same indication is displayed after trying the
			solutions above, please change the lamp according to the
			directions in “Lamp” (56, 57).
(Continued on next page)

62