Acer H7850 User Manual

32
English
OSD Messages
Problems with the Projector
# Condition Message Reminder
1 Message
• Fan Fail - the system fan is not working.
• Projector Overheated - the projector has exceeded its
recommended operating temperature and must be allowed
to cool down before it may be used. Please check the
following message.
• Replace the lamp - the lamp is about to reach its maximum
lifetime. Prepare to replace it soon.
# Condition Solution
1 The projector stops responding
to all controls
If possible, turn off the projector, then
unplug the power cord and wait at least 30
seconds before reconnecting power.
2 Lamp burns out or makes a
popping sound
When the lamp reaches the end of its useful
life, it will burn out and may make a loud
popping sound. If this happens, the projector
will not turn on until the lamp module has
been replaced. To replace the lamp, follow
the procedures in the "Replacing the Lamp"
section.

Acer H7850 Specifications

General

Number of colors	1.073 billion colors
Native aspect ratio	16:9
Projection distance	1.3 - 9.3 m
Vertical scan range	24 - 120 Hz
Horizontal scan range	15 - 135 kHz
Projection technology	DLP
Supported aspect ratios	4:3, 16:9
Contrast ratio (dynamic)	1000000:1
Contrast ratio (typical)	-
Screen size compatibility	26 - 300 \
Projector native resolution	2160p (3840x2160)
Vertical synchronization (max)	0.12 kHz
Vertical synchronization (min)	0.024 kHz
Horizontal synchronization (max)	135 kHz
Horizontal synchronization (min)	15 kHz
Focus	Manual
Digital zoom	2 x
Optical zoom	1.6 x
Zoom capability	Yes
Focal length range	20.91 - 32.62 mm
Aperture range (F-F)	2.5 - 3.26
Lamp type	UHP
Lamp power	240 W
Lamps quantity	1 lamp(s)
Light source type	Lamp
Service life of light source	4000 h
Service life of light source (economic mode)	15000 h
HDMI connector type	Full-size
USB 2.0 ports quantity	1
Number of bulbs	1 bulb(s)
Noise level	29 dB
Projection modes	Ceiling, Front, Rear
Noise level (economic mode)	27 dB
RMS rated power	5 W
Power source	AC
AC input voltage	120 - 230 V
Power consumption (standby)	- W
Power consumption (typical)	315 W
Power consumption (economy mode)	260 W
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	0 - 80 %
Placement	Desktop, Ceiling
Product type	Standard throw projector
Product color	White
Market positioning	Home cinema
Built-in display	No
Supported video modes	2160p
Supported graphics resolutions	3840 x 2160

Weight and Dimensions

Weight	5300 g