Electrohome Vistapro 2000 Users Manual

MAINTENANCE
VistaPro 2000 Users Manual4-10
WARNING
 Make sure the lens cap is on
before removing or installing a lens assembly.
Grasp the lens assembly near the point where it enters the projector and slowly
unscrew (counter-clockwise) until the assembly is free from the projector. Use
both hands and take care not to touch the lens surface, which is easily damaged.
Set aside.
Make sure the new lens is protected by the lens cap. Install the new lens in the
projector by carefully screwing the assembly into...

MAINTENANCE
VistaPro 2000 Users Manual4-11
2.  The room lighting may be too bright. Lower the intensity of the room
lighting. Reduce light reflections as much as possible.
3.  Increase contrast and/or brightness of image.
4.  The projector may be too far from the screen. Move the projector closer to
the screen.
5.  Is the Status LED flashing a pattern of yellow and red lights while the
Power LED is steady red? This pattern indicates an internal system error.
If the problem persists contact a qualified...

MAINTENANCE
VistaPro 2000 Users Manual4-12
The display is faint...
1.  Brightness and/or contrast may be set too low. Increase the brightness and/or
contrast settings.
2.  The projection room may be too bright. Lower the intensity of projection
room lighting and reduce light reflections as much as possible.
3.  The projector may be too far from the screen. Move the projector closer to
the screen.
4.  The location of the audience with respect to the screen may not be adequate.
Make sure the audience is...

MAINTENANCE
VistaPro 2000 Users Manual4-13
2.  If the screen blacks out, it is possible that excessive voltage noise on the AC
or ground input has interrupted the projector’s ability to lock on to a signal.
Turn the projector off, wait for the lamp fans to stop and unplug. Plug in
again and power up as usual.
The display is not sharp or clean...
1.  Display adjustment may be required. Rotate the focus knob to adjust for best
focus, then adjust brightness, contrast and detail.
2.  Is a BNC T-connector...

Section 5
Specifications
VistaPro 2000 Users Manual 5-1 NOTE: Due to constant research, specifications are subject to change without notice.
Resolution
Pixel format (H x V) 848 x 600
Maximum digitizing sample rate 80 MHz
Brightness
2000 ANSI lumens full usable brightness per industry standard measurement methods
Contrast Ratio
180:1
Gray Scale
Gray scale resolution 8 bits
Color Temperature
Default optical color temperature (for all grays)5500 - 7500 K
Range of Adjustability 3200 K to 10000 K
Projection...

SPECIFICATIONS
VistaPro 2000 Users Manual5-2
Video (standard on North American version, optional on overseas export)
Signal formats Composite (CVBS), S-Video (Y/C)
Video standards NTSC, PAL, & SECAM
Input level, Composite 1.0 V
p-p  ± 3db (including sync tip)
Input level, S-Video, Luminance (Y) 1.0 Vp-p  ± 3db (including sync tip)
Input level, S-Video, Chrominance (C) 630 mVp-p nominal (burst)
DC offset ± 5V
Impedance 75 ohms
Sync
Input levels 0.5Vp-p - 5.0Vp-p (±5V offset)
Impedance 75 ohms
Type...

SPECIFICATIONS
VistaPro 2000 Users Manual5-3
Size (product only, W x L x H) 33.9 (86 cm) x 22.7 (57.7 cm) x
11.8 (30 cm)
Size of shipping box (W x L x H) 38.5. (98 cm) x 40 (102 cm) x
24 (61 cm)
Weight of product, no lens 100 lbs. (45.5 kg)
Shipping weight 160 lbs. (72.7 kg)
Figure 5.1. VistaPro 2000 Dimensions
C.S.A. C22.2.950 (M94) approved to U.L. 1950 by NRTL (Semko) EN60950
47CFR 2&15 (FCC) Class A - U.S. - Conducted and Radiated Emissions Stds.
CRC 1374 (DOC) Class A - Canadian - Conducted and...

Appendix A
Glossary
VistaPro 2000 Users Manual A-1
This appendix defines the specific terms used in this manual as they apply to VistaPro 2000. Also included are
other general terms commonly used in the projection industry.
The time, inside one horizontal scan line, during which video is generated.
The ability of a screen to reflect ambient light in a direction away from the line
of best viewing. Curved screens usually have good ambient light rejection. Flat
screens usually have less ambient light...

GLOSSARY
A-2VistaPro 2000 Users Manual
The output of video tape players and some computers, characterized by
synchronization, luminance and color signals combined on one output cable.
The degree of difference between the lightest and darkest areas of the image.
The alignment of the red, green, and blue elements of a projected image.
The settings (stored in memory) used to display an image from the current
source.
A projection screen which is slightly concave for improved screen gain. Curved
screens...

GLOSSARY
VistaPro 2000 Users ManualA-3
the line of sight. High gain screens and rear screens designed for slide or movie
projection usually have a hot spot.
A physical connection route for a source (input) signal.
Signal sent from a source to the projector.
A device that accepts an input signal for display by the projector.
A method used by video tape players and some computers to double the vertical
resolution without increasing the horizontal line rate. If the resulting frame rate
is too low, the image...