Sim2 Multimedia Ht280 Projector User Manual

User and Installation Manual
The home theater projector
HT 300XTRA-H
HT 280
cod.46.0331.200 

LIGHT
F1
ZOOM
FOCUS
F2
Not active
in this model.
MENU -
Activates  the On Screen
Display menus.
Navigates menu pages.
FREEZE
Freezes a moving
picture.STAND-BY
Switches off to stand-by.
0-9 Keys
Switch on from stand-by
and allow direct source
selection.
ESCAPE
Deactivates the On Screen Display.
MENU +
Activates  the On Screen Display menus.
Navigates menu pages.
MEMORIES
Activates  Memories menu
INFO
Displays the selected source information 
and the projector status.
VCR
Improves the video recorder...

1
1   INTRODUCTION
Congratulations and thank you for choosing a Gran Cinema
HT projector, a SIM2 Multimedia SpA product 
(Fig. 1).
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2
A sophisticated proprietary optical system, coupled with a hight
performance zoom lens ensures hight contrast images, superior
uniformity and edge-to-edge definition.
A new 6-segment colour wheel dramatically reduces the so
called “rainbow effect” and gives a better contrast, better
colorimetry and a lower black level to the image.
The  DMD™ chip resolution identifies the projector: 1024x576
pixel for HT 280 model and 1280x720 pixel for HT 300
XTRA-H model. For both models the high contrast ratio...

3
1 Projection lens
2 Lens shift knob
3 Cooling air inlet vents
4 Remote control IR sensor
5 Cooling air outlet vents
6 Adjustable carry-handle
7 Adjustable levelling feet
8 Ceiling/wall bracket fixing holes
9 Fused power socket
10 Main power switch
11 Remote control rear IR sensor
12 Green LED
13 Red LED
14 Rear keyboard pad
15 Composite video input
16 S-Video input
17 VGA input
18 RGB / YCrCb input
19 HDMI™ input
20 Optical Audio Output
21 12Vdc screen output
22 RS232 interface connector64
12358
7...

4
Prior to switching on the projector please read each chapter of this manual carefully as this manual provides basic
instructions for using the projector.
The installation of the lamp assembly, preliminary adjustments and procedures that necessitate the removal of the
top cover, must be carried out by authorised, trained technicians. There are no user serviceable parts inside. To
ensure safe and long term reliability please use power cables supplied with the projector. Observe all warnings and...

5
Please follow carefully the warnings listed below, to ensure safe
and long term performance of your projector.
• Connect the projector to a power supply with a nominal
voltage within the following values: 100-240 Vac, 50/60 Hz,
earthed 
(Fig. 3).
100-240 Vac50/60 Hz
DIGITAL 
INPUTAUDIO
OUT35
ATTENTION: pour ne pas compromettre 
la protection contre les resque dincende 
remplacer par un fusible de meme type 
et de mems caracteristiqueCAUTION: for continued protection against 
risk of fire, replace 
only...

6
3   PACKAGING AND CONTENTS
To unpack the projector safely and easily please follow steps 1
to 4, as drawing 
(Fig. 5).
It is recommended that the carton and packaging is retained
for future use and in the unlikely event that your projector needs
to be returned for repair. The carton should contain the following:
- the projector
- the remote control
- four 1.5V AAA batteries (for remote control)
- three power cables (EU, UK, USA)
- the user manual.
Fig. 5
• Do not touch the surface of the projection...

7
Position the projector on a stable, suitable platform or utilise
the optional bracket for a fixed ceiling or wall installation.
CAUTION: In the case of ceiling or wall mounting
using a suspension bracket, follow the instructions
carefully and comply with the safety standards you
will find in the box together with the bracket. If you
use a bracket different to the one supplied by SIM2
Multimedia, you must make sure that the projector
is at least 65 mm (2-9/16 inch) from the ceiling and
that the bracket...

8
KEYSTONE
20%
C-SYNC
Fig. 9
The Orientation adjustment in the Set up menu will allow the
projector to be used for desktop front, ceiling front, desktop
rear and ceiling rear installations 
(Fig. 10).
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