Optoma EP719 Service Manual

II
Table of Contents
Chapter 1 Introduction 1-1
Product Highlights 1-1
Compatible Modes (Analog & Digital) 1-5
Chapter 2 Disassembly of Procedure 2-1
Equipment Needed 2-1
Appearance 2-1
Remove Lamp and Lamp Cover 2-2
Remove Elevator Module, Keypad Board and Top Cover 2-3
Remove Back Shield, Speaker, Main Board and Front Cover 2-6
Remove Lamp Driver, LVPS, Thermal Sensor Board & Lamp Module 2-10
Remove Engine, Thermal Switch, Color Wheel and Photo Sensor 2-13
Remove Zoom Ring, DMD Board, Fans and Bottom Cover 2-15
Chapter 3 Troubleshooting 3-1
Equipment Needed 3-1
LED Lighting Message 3-1
Main Procedure 3-2
Chapter 4 Function Test and Alignment Procedure 4-1
Test Equipment 4-1
Test Condition 4-1
Test Display Modes and Pattern 4-2
Inspection Procedure 4-5
Calibration 4-6
Guide to Entering Engnineering Mode and Factory Reset 4-7
Chapter 5 Firmware Upgrade Procedure 5-1
Equipment Needed 5-1
Hardware Setup Procedure 5-1
Firmware Progarm Installation Procedure 5-2
Firmware Upgrade Procedure 5-9
EP719 / EP716 / EP719R / EP716R /
EP719P / EP716P

Optoma EP719 Specifications

Power

power supply voltage	100-240V
power consumption (max)	265 Watts
power consumption (standby)	<15 Watts

Operating Environment

operating temperature	5 - 35ºC
operating humidity	80%
noise level (STD/ECO)	32dB/28dB

Display

native resolution	1024 x 768
maximum resolution	1400 x 1050
contrast ratio	2500:1

Projection

projection distance	1.2 to 10 m
throw ratio	1.93 - 2.13:1
projection lens	F=2.7-3.0, f=21.83-23.81 mm

Weight and Dimensions

weight	2.0 kg
dimensions	230 x 95 x 210 mm
image size (diagonal)	0.6 to 7.62 m