Epson EB-X51 Service Manual

EB-E01 series Disassembly and Assembly INTERNAL USE ONLY
SEIKO EPSON 144 Revision A
3.5.1.2 Ground continuity check
 Testing apparatus
Multimeter (with sensitivity down to 0.1 Ω)
 Measurement range: Select "Ω"
 Tester lead wires:
• Black lead wire: Connect it to the "COM" terminal.
• Red lead wire: Connect it to the "V/Ω/Hz" terminal.
Standard/Judgment level
Should be no resistance (0.5 Ω or less)
 Testing procedure
1. Turn the tester on.
2. Check that the resistance between "C" of the Computer terminal and
"G" of the AC inlet of the projector (1) is 0.5 Ω or less.
 Measure EH-TW740 at the position in the figure below.
3.5.1.3 Illumination check
 Test conditions
Input a PC or video signal and check the illumination for about 5 minutes.
1. Judgment
Projector should operate normally with no smoke or fire.
1

Epson EB-X51 Specifications

General

Matrix size	0.55 \
Number of colors	1.07 billion colors
Native aspect ratio	4:3
Projection distance	1.8 - 2.17 m
Vertical scan range	100 - 120 Hz
Projection technology	3LCD
Contrast ratio (typical)	16000:1
Screen size compatibility	30 - 300 \
Projector native resolution	XGA (1024x768)
Keystone correction, horizontal	-30 - 30 °
Projector brightness (economic mode)	2500 ANSI lumens
RMS rated power	2 W
Number of built-in speakers	1
Placement	Ceiling, Desktop
Product type	Standard throw projector
Product color	White
Market positioning	Portable
Cable lock slot type	Kensington
Lamp type	UHE
Lamp power	210 W
Light source type	Lamp
Service life of light source	6000 h
Service life of light source (economic mode)	12000 h
Built-in display	No
Focus	Manual
Offset	8 %
Throw ratio	1.48 - 1.77:1
Focal length range	16.9 - 20.28 mm
Aperture range (F-F)	1.49 - 1.79
Power source	AC
AC input voltage	100-240 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	0.3 W
Power consumption (typical)	327 W
Power consumption (economy mode)	225 W
Video color modes	Blackboard, Cinema, Dynamic, Presentation, sRGB
Analog signal format system	-
USB 2.0 ports quantity	2
Noise level	37 dB
Country of origin	Philippines
Noise level (economic mode)	28 dB
Cables included	AC, VGA
Bundled software	Inhalt DIY-App, EasyMP Multi PC Projection, Epson Projektor Management, Epson Projektor Professional Tool
USB display function	2 in 1: Image / Mouse
Storage relative humidity (H-H)	10 - 90 %
Operating relative humidity (H-H)	20 - 80 %
Pallet weight	0 g
Quantity per pack	1 pc(s)
Quantity per pallet	84 pc(s)
Quantity per pallet (UK)	126 pc(s)
Harmonized System (HS) code	85286200

Weight and Dimensions

Depth	237 mm
Width	302 mm
Height	82 mm
Weight	2500 g
Package depth	380 mm
Package width	335 mm
Package height	150 mm
Package weight	4035 g