Optoma EP719 User manual

ModelName:EP719 /EP716 /EP719R/
EP716R/EP719P/EP716P
Date Version Description
2005/7/4 V1.0 Initial Issue
2005/8/9 V2.0 Revise Preface, Chapter 1, Appendix A & Appendix B
2006/5/29 V3.0 Revise Preface, Appendix A
CopyrightMay,2006 .All RightsReserved
P/N#36.82G03.002 .Document#82G-G04-01B
Prepared bySI:
________________________________________
Prepared byTSE :
________________________________________
Checked by:
________________________________________
Approved by:
________________________________________
SERVICEMANUAL

Preface
This manual is applied to EP719 / EP716 DMD serial projection system. The manual
gives you a brief description of basic technical information to help in service and maintain the
product.
Your customers will appreciate the quick response time when you immediately identify
problems that occur with our products. We expect your customers will appreciate the service
thatyouofferthem.
This manual is for technicians and people who have an electronic background. Please
send the product back to the distributor for repairing and do not attempt to do anything that is
complex or is not mentioned in the troubleshooting.
The Main Difference please refer to Appendix A for Different Part Table.
Notice:
The information found in this manual is subject to change without prior notice. Any
subsequent changes made to the data herein will be incorporated in future edition.
EP719/EP716 serial Service Manual
Copyright May, 2006
All Rights Reserved
Manual Version 2.0
IEP719 /EP716 /EP719R/EP716R/
EP719P/EP716P

II
TableofContents
Chapter 1Introduction 1-1
ProductHighlights1-1
CompatibleModes(Analog &Digital)1-5
Chapter 2Disassembly of Procedure 2-1
EquipmentNeeded 2-1
Appearance 2-1
RemoveLampand LampCover2-2
RemoveElevatorModule,Keypad BoardandTop Cover2-3
RemoveBack Shield,Speaker,MainBoardand FrontCover2-6
RemoveLampDriver,LVPS,ThermalSensorBoard&LampModule 2-10
RemoveEngine,ThermalSwitch,ColorWheeland PhotoSensor2-13
RemoveZoomRing,DMDBoard,Fansand BottomCover2-15
Chapter 3Troubleshooting 3-1
EquipmentNeeded 3-1
LEDLighting Message 3-1
MainProcedure 3-2
Chapter 4Function Test and Alignment Procedure 4-1
TestEquipment4-1
TestCondition 4-1
TestDisplayModesand Pattern 4-2
InspectionProcedure 4-5
Calibration 4-6
Guide toEntering Engnineering Mode andFactoryReset4-7
Chapter 5Firmware Upgrade Procedure 5-1
EquipmentNeeded 5-1
HardwareSetup Procedure 5-1
FirmwareProgarm Installation Procedure 5-2
FirmwareUpgrade Procedure 5-9
EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P

III
Chapter 6EDID Key-in Procedure 6-1
EquipmentNeeded 6-1
Setup Procedure 6-2
EDIDKey-inProcedure 6-3
AppendixAppendixA7-1
DifferentPartTable(EP716 &EP719)7-1
AppendixB7-2
ExplodedOverview7-2
AppendixC7-25
I. SerialNumberSystemDefinition 7-25
II. PCBACodeDefinition 7-26
Reader’s Response 7-27
EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P

1-1EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
Chapter 1
Introduction
1-1 Product Highlights
-One panel 0.55" DMD XGA projection system with 1800ANSI lumens (EP719)
-One panel 0.55" DMD SVGA projection system with 1500ANSI lumens (EP716)
-Philips 180W UHP Lamp dimmable (Eco Mode) to 150W (EP719)
-Philips 200W UHP Lamp dimmable (Eco Mode) to 150W (EP716)
-High efficiency cooling system with system acoustic noise Level
-Light weightApprox. 5.0 lbs.
-Manual focus projection, 1:1.10 zoom lens
-True 1024 x 768 resolution, 16.7M True colors (EP719)
-True 800 x 600 resolution, 16.7M True colors (EP716)
-With Front, Rear, Desktop, and Celling Mount Projection mode
-Build-in full screen NTSC/PAL/SECAM video capability with S-video
/ Composite / Component and HDTV terminals
-SXGA/XGA/SVGA/VGA/MAC compatibility.
-Auto image re-sizing to 1024 x 768 full screen (EP719)
-Auto image re-sizing to 800 x 600 full screen (EP716)
-Auto detection of computer signal input
-AutoImage synchronization (Auto-tracking/frequency /position adjustment)
-Powerfulenlarge and freezefunction
-Automatically saves adjustments for future use
-On-screen menuwith 11languages
-Built-in one speaker with 2 Watt amplifier
-Self protect timer for hot re-stike of UHP lamp
-Adaptive voltage control fan speed
Dimensions(WxHxD)-230mm x210 mm(includefocusringand I/Oconnector) x
95 mm (include feetand stick handle)
Weight-Approx.5.0lbs.
Cooling System-Advanced airflow
-Twofanswithlowsystemacousticnoiselevel
-Temperaturecontrolcircuitswithadaptivevoltage control
fan speed
-MaximumtouchtemperaturefollowsUL60950

1-2EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
Lamphousing -Lampcouldbe changedbycustomer,butshouldfollowthe user
manualinstruction
-ReplaceableLampshouldbe provided byCoretronicorits
authorized angencies
TiltAngle-6degreeswithelevatormechanism
Keystonecorrection -+/-15 degrees
Color-Top &back cover:Silverpainting
-Bottom&Frontcover,black materials
Materials-PC+ABS C6200 fortop cover/rearcover
-PC950 orNorlyN225 forfrontcover
LampDoorProtection -Lamppowersupplyshutoff automaticallywhen dooropens
PowerSupply-UniversalAC100 -- 240V~50 /60 HzwithPFCinput
-200WforPhilipsLamp@normaloperation
-VarianceFANspeed control(Depend on temperaturevariance)
PowerConsumption -265Watt +/-10%atnormaloperation
-Standbymode <15W
Terminals(EP719)-One 29-pinDVI-IconnectorforDigitalsignalwithHDCP(onlyfor
USA).OneD-Sub 15-pinfemaleconnectorforanalog RGB/
HDTV/componentvideo /SCARTRGBSync
-One separateD-Sub 15p connectorfor2ndVGAin(forEMEA&
Asia)
-OneD-Sub 15-pinfemaleconnectorformonitoroutput
-One phone Jack foraudioinput
-OneMiniDIN4-pinforS-Video Input
-One RCAJack forCompositeVideo Input
-USB connectorforpage up/down
Inputsignalspec.-PCSignal(analog)
-HsyncFrequency31.35~80 kHz
-VsyncFrequency 56-85Hz
-Video SignalRGB(PC)

1-3EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
Analog RGB0.7Vp-p,75 ohm
Analog RGB1Vp-p,75 ohm,Sync.Signal
SeparateTTLH,VSync.
CompositeTTLSync.
-Video
-Compositevideo 1Vp-p,75 ohm
-S-video Luminance0.714Vp-p,75 ohm
-Chrominance0.286Vp-p,75 ohm
SystemController-TIDDP2000
VideoCompatibility-Standards
NTSC:M(3.58MHz),4.43MHz
PAL:B,D,G, H,I,M,N
SECAM:B,D,G, K,K1,L
HDTV:480i/p,576i/p,720p,1080i
XGA/Compression -Byusing “DDP2000”Chipstocompress SXGAimage into
XGAdisplay
ControlKey Pad-Power/Standby
-Directionalkeys(UP/DOWN/RIGHT/LEFTkeys)
-Enter,Source(LEFT key),Menu
Wireless Remote-Poweron (off)
Controller-Re-Sync,
-DVI-D
-VGA,S-Video
-Composite
-Volume+,Volume-
-Verticalkeystone correction (UPandDownkey)
-Directionalkeys (UP/dwon /left /right)
-Hide,Freeze
-Menu,D-zoom
-Page up,Page down(EP719)
-DisplayMode (EP716)
Indicator-“Lamp”Red
-“Temp”Red

1-4EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
-“Power”Green
On-ScreenDisplay Menu-11 languagesselection
English,French,German,Italian,Spanish,Norwegian,Russian,
TraditionalChinese,Simplified Chinese,Japanese,Korea
Audio-One 8ohm2Wspeaker
PanelSpec (EP719)-TIDMD,0.55”12 degreeDDR XGADigitalMirrorDevice
-Numberofactivedots:1024(H)x768(V)
Projection Lens-F#2.7-3.0@2.4m,f=21.83~23.81mm @2.36m.
1.10xManualZoomLens
Projection ImageSize-Adjustablefrom34.67”to254.22”(Diagonal)
ThrowDistance -Suggested throwdistance:1.5~10m(OpticalPerformance)
1.5~12m(Mechanicaltravel)
Brightness (EP719)-1530ANSILumens(Typical)
-1200ANSILumens(Minimum)
Brightness (EP716)-1300ANSILumens(Typical)
-1000ANSILumens(Minimum)
Contrast-1500:1Typical(Full on /full off)
-1000:1Minimum(Full on/full off)
Uniformity-85%Marketing (Japan standard)
-75%Typical(Japan standard)
-60%Minmum(Japan standard)

1-5EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
1-2 Compatible Modes(Analog & Digital)
EP719 Analog
Compatibility Resolution V-Sync[Hz] H-Sync[KHz]
VGA 640x350 70 31.5
640x350 85 37.9
640x400 85 37.9
640x480 60 31.5
640x480 72 37.9
640x480 75 37.5
640x480 85 43.3
720x400 70 31.5
720x400 85 37.9
SVGA 800x600 56 35.2
800x600 60 37.9
800x600 72 48.1
800x600 75 46.9
800x600 85 53.7
XGA 1024x768 60 48.4
1024x768 70 56.5
1024x768 75 60.0
1024x768 85 68.7
SXGA 1152x864 70 63.8
1152x864 75 67.5
1152x864 85 77.1
1280x1024 60 63.98
1280x1024 75 79.98
SXGA+ 1400x1050 60 63.98
MAC LC13" 640x480 66.66 34.98
MAC II 13" 640x480 66.68 35
MAC 16" 832x624 74.55 49.725
MAC 19" 1024x768 75 60.24
MAC 1152x870 75.06 68.68
MACG4 640x480 60 31.35
i Mac DV 1024x768 75 60
i Mac DV 1152x870 75 68.49
i Mac DV 1280x960 60 60

1-6EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
Compatibility Resolution V-Sync[Hz] H-Sync[KHz]
VGA 640x350 70 31.5
640x350 85 37.9
640x400 85 37.9
640x480 60 31.5
640x480 72 37.9
640x480 75 37.5
640x480 85 43.3
720x400 70 31.5
720x400 85 37.9
SVGA 800x600 56 35.2
800x600 60 37.9
800x600 72 48.1
800x600 75 46.9
800x600 85 53.7
XGA 1024x768 60 48.4
1024x768 70 56.5
1024x768 75 60.0
1024x768 85 68.7
SXGA 1152x864 70 63.8
1152x864 75 67.5
1152x864 85 77.1
1280x1024 60 63.98
SXGA+ 1400x1050 60 63.98
EP719 Digital

1-7EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
EP716 Analog
Compatibility Resolution V-Sync[Hz] H-Sync[KHz]
VGA 640x350 70 31.5
640x350 85 37.9
640x400 85 37.9
640x480 60 31.5
640x480 72 37.9
640x480 75 37.5
640x480 85 43.3
720x400 70 31.5
720x400 85 37.9
SVGA 800x600 56 35.2
800x600 60 37.9
800x600 72 48.1
800x600 75 46.9
800x600 85 53.7
XGA 1024x768 60 48.4
1024x768 70 56.5
1024x768 75 60.0
1024x768 85 68.7
SXGA 1152x864 70 63.8
1152x864 75 67.5
1280x1024 60 63.98
1280x960 60 60.0
MAC LC13" 640x480 66.66 34.98
MAC II 13" 640x480 66.68 35
MAC 16" 832x624 74.55 49.725
MAC 19" 1024x768 75 60.24
MAC 1152x870 75.06 68.68
MACG4 640x480 60 31.35
i Mac DV 1024x768 75 60
i Mac DV 1152x870 75 68.49

2-1EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
Equipment Needed
Appearance
The Front Side The Rear Side
Item Photo
Long Nose Nipper (Left)
Angle Cutting Nipper (Right)
Hex Sleeves 5mm (Top)
Screw Bit (-) 101
Screw Bit (+) : 107, 102, 101
(from Top to Bottom)
Wrench (8mm)
Nipper
Chapter 2
Disassembly Procedure

2-2EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
2-1 Remove Lamp and Lamp Cover
Lamp
LampCover
Step2
Step1
Step1:Turn unit facedown, unscrew two screws to remove Lamp Cover.
Step2: Unscrew two screws to pull out Lamp Module.

2-3EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
2-2 Remove Elevator Module, Keypad Board and
Top Cover
Step1:Pushthe elevatorandunscrewtwoscrewstoremovetheelevatormodule.
1. Remove Elevator Module
Step2:UseanipperToclipoutasmall spring and along spring frontthe elevator.

2-4EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
Step 3: Use the bottom side of nipper to push down the tenon to separate elevator.
Step4: Unscrew one screw to remove the top of elevator.
Step5: Push down to separate the body of elevator.
Step 3
Step1:UnscrewsixscrewsStep2:Pullopenfromtheedgeoftherearcover
Step3:Detachrearcoverfromthe bottomside.
(Asthe pictureshows)
Rear Cover
2.Remove RearCover
Step 4 step 5

2-5EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
3.Remove Top Cover
Step1:Unscerwfivescrews.(Twoscrewsineachside,one screwinthe bottom)
Therearetwoscrewsthisside.
Step2:LifttheTopCoverandpullouttheFPCCablewhichconnectmainboard&controlboard.
4. Remove Control Board and Control Botton
Step 1:Unscrewfourscrews.
Step 2:Pull up FPCCable.
ControlBoardControlBotton
FPCCable

2-6EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
2-3 Remove Back Shield, Speaker, Main Board and
Front Cover
1. Remove Back Shield and Speaker
TopShield
Engine Shield
Step1:Unscrewtwoscrewstoremovetop shield.
Step2:Unscrewtwoscrewstoremovethe engine shield.

2-7EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
Step3:Unscrewfourscrewsandunplug one wiretoremoveback shield.
Thereisstill ascrewinthisside
1
2
34
Step4:Unscrewfourscrewtoremovespeaker
fromback shield.
NOTE:When you removethe back shield,you havetodetachitfromthe top .(As
the pictureshow)

2-8EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
Step5: Unscrew two screws and unplug nine wires to remove main board.
Note:MainboardandDMDisconnected byaconnector,inordertoremovemain
board,you havetopull up and removeit.
2. Remove Main Board

2-9EP719 /EP716 /EP719R/EP716R/
EP719P/EP716P
3. Reomve Front Cover
Step1: Loose two screws to pull out the front cover.
Step2 : Unscrew two screws to remove IR sensor lens and IR sensor board.
Step1:Step2:
Note:Toremovethe IRlensfromfrontcover,you havetouseatooltopushthe
tenon ofthe lensasthe pictureshows.
longer
shorter
Note:The longerside ofIRlensisneartothetop cover.
The shorterside ofIRlensisneartothe bottomcover.
IRsenserFrontcover
IRlens