NEC MC453X User Manual

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9. Maintenance
This section describes the simple maintenance procedures you should follow to clean the filter, the lens, the cabinet,
and to replace the lamp and the filter.
❶ Cleaning the Filter
The air-filter sponge keeps dust and dirt from getting inside the projector and should be frequently cleaned. If the
filter is dirty or clogged, your projector may overheat.
WARNING
• Please do not use a spray containing flammable gas to remove dust attached to the filter, etc. Doing so may
result in fires.
NOTE: The message for filter cleaning will be displayed for one minute after the projector is turned on or off. When the message is displayed,
clean the filter. The time to clean the filter is set to [10000 H] at time of shipment.
To cancel the message, press any button on the projector cabinet or the remote control.
To clean the filter, detach the filter unit and the filter cover.
CAUTION
• Before cleaning the filter, turn off the projector, disconnect the power cord and then allow the cabinet to cool.
Failure to do so can result in electric shock or burn injuries.
1. Push button to release the filter unit and pull it out.
Button
2. Remove the filter.
• Remove the filter from the filter cover.
Filter unit
3. Remove dust from the filter and the filter cover.
• Clean both outside and inside.
Filter
Filter cover

NEC MC453X Specifications

General

Native aspect ratio	4:3
Projection distance	0.9 - 10.9 m
Vertical scan range	50 - 120 Hz
Horizontal scan range	15 - 100 kHz
Projection technology	LCD
Contrast ratio (typical)	16000:1
Screen size compatibility	30 - 300 \
Projector native resolution	XGA (1024x768)
Keystone correction, horizontal	-30 - 30 °
RMS rated power	16 W
Number of built-in speakers	1
Placement	Ceiling, Floor
Product type	Standard throw projector
Product color	White
Cable lock slot type	Kensington
Lamp power	240 W
Lamps quantity	1 lamp(s)
Light source type	Lamp
Lamp power (economic mode)	150 W
Service life of light source	10000 h
Service life of light source (economic mode)	20000 h
Built-in display	-
Focus	Manual
Throw ratio	1.5 - 1.8:1
Focal length range	19.158 - 23.018 mm
Aperture range (F-F)	1.6 - 1.76
Power source	AC
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (max)	320 W
Power consumption (standby)	0.5 W
Power consumption (typical)	305 W
Power consumption (economy mode)	215 W
Power consumption (network standby)	2 W
Noise level	37 dB
Certification	UL, FCC Part15 Class B, CAN/CSA, ICES-003 Issue 6
Noise level (economic mode)	29 dB
Full HD	No
Supported video modes	480i, 480p, 576i, 576p, 720p, 1080i, 1080p
Analog signal format system	Not supported
Supported graphics resolutions	640 x 480 (VGA), 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1400 x 1050 (SXGA+), 1600 x 1200 (UXGA), 1920 x 1200 (WUXGA)
Serial interface type	RS-232
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Ethernet LAN data rates	10, 100 Mbit/s
Storage temperature (T-T)	-10 - 50 °C
Operating temperature (T-T)	5 - 40 °C
Operating relative humidity (H-H)	20 - 80 %
Remote control type	IR

Weight and Dimensions

Depth	261 mm
Width	345 mm
Height	108.4 mm
Weight	3300 g
Package depth	390 mm
Package width	450 mm
Package height	200 mm
Package weight	4700 g