Optoma EP7150 User manual

ModelName:EP7150
SERVICEMANUAL
Date Revise Version Description
2006/8/3 V1.0 Initial Issue
CopyrightAugust, 2006 .All RightsReserved
Prepared bySI:
________________________________________
Prepared byTSE :
________________________________________
Checked by:
________________________________________
Approved by:
________________________________________

EP7150
i
Preface
Thismanualisapplied to EP7150 projection system. Themanualgivesyou abriefdescription ofbasic
technicalinformation to help in service and maintaining theproduct.
Yourcustomerswill appreciatethequick responsetimewhen you immediately identify problemsthatoccur
with ourproducts. We expectyourcustomerswill appreciatetheservice thatyou offerthem.
Thismanualisfortechniciansand peoplewho havean electronicbackground. Send theproductback to
thedistributorforrepairing and do notattemptto do anything thatiscomplex orisnotmentioned in the
troubleshooting.
NOTICE:
Theinformation found in thismanualissubjectto changewithoutpriornotice. Any subsequentchanges
madeto thedataherein will beincorporated in furtheredition.
Copyright2006, August
All RightsReserved
ManualVersion 1.0
Confidential

TableofContents
Chapter1Introduction 1-1
Highlight1-1
CompatibleMode 1-3
Chapter2DisassemblyofProcedure 2-1
EquipmentNeeded 2-1
RemoveLampModule2-2
RemoveTop Cover2-3
RemoveMainBoard2-4
RemoveLeft Cover/Speaker/ElevatorPushButtom2-5
RemoveBallastModule/RightCoverModule/FrontCoverModule2-6
RemoveFanModule/LightCut/ThermalSwitch/ColorWheel/2-7
PhotosensorBoard
RemoveEngine Module2-8
RemoveBlower/DCDC/BottomCoverModule 2-9
Chapter3Troubleshooting 3-1
EquipmentNeeded 3-1
LEDLighting Message 3-1
MainProcedure 3-2
Chapter4Function Testand AlignmentProcedure 4-1
TestEquipmentNeeded 4-1
ServiceMode 4-1
TestCondition 4-2
Inspection Procedure 4-2
Chapter5FirmwareUpgradeProcedure 5-1
EquipmentNeeded 5-1
Installation Procedure 5-2
FirmwareUpgrade Procedure 5-6
EP7150
Confidential

Chapter6EDIDKey-inProcedure 6-1
EquipmentNeeded 6-1
Setup Procedure 6-2
EDIDKey-inProcedure 6-2
AppendixA7-1
Exploded Overview7-1
AppendixB7-28
PCBACodeDefinition 7-28
AppendixC7-29
SerialNumberSystemDefinition 7-29
Reader’s Response 7-30
EP7150ii
Confidential

1-1 EP7150
Condential
Chapter 1
Introduction
1-1 Highlight
No Item Description
1Weight Approx. 2.8 lbs
2 Dimension (W x D x H) 169mm X 216mm X 62mm
3Cooling system Advanced air ow
Three fans with low system acoustic noise level
Temperature control by use of adaptive voltage-con-
trolled fan speeds
Maximum touch temperature follows the UL60950-1
4Connect I/O port - One D-Sub 15-pin female connector for VGA input
- D-Sub 15 VGA (RGB/YPbPr) with SCART/RGB sync
support
- One 3.5 mm phone jack for audio input
- One Mini DIN 4-pin for S-Video Input
- One RCA Jack for Composite Video Input
- One USB type B connector
- Kensington keylock hole
- One inlet vent
5Lamp housing - Lamp could be changed by customer, but should
follow the user manual insturction.
- Replacable Lamp should be provided by Coretronic or
its authouized agencies.
6Tilt angle: - 8 degree with elevator mechanism
7Lamp Door Protection - Lamp power supply shut off actomatically when door
open
8 Power supply - Inpu 100-240V, 50/60Hz
9Power Consumption - Normal operation: 250W(TBD), Typical.
- Standby mode: < 10W-(TBD)
10 Input signal spec. - PC Signal
- Hsync Frequency 15 ~ 100 kHz
- Vsync Frequency 43 ~ 85 Hz
10 Input signal spec. - Video
- Analog RGB 0.7 Vp-p, 75 ohms, separate TTL H&V
Sync
- Analog RGB 1.0 Vp-p, 75 ohms, Sync on Green
- Analog RGB 0.7 Vp-p, 75 ohms, composite TTL Sync

1-2 EP7150
Condential
NO Name Description
11 System Controller - TI DDP2000
12 Video compatibility - NTSC : M(3.58MHz),4.43 MHz
- PAL : B, D, G, H, I, M, N
- SECAM : B, D, G, K, K1, L
- HDTV : 480i/p, 576i/p, 720p, 1080i
13 UXGA/SXGA Compres-
sion
- UXGA/SXGA images will be compressed into XGA
display by DDP2000
14 Projector control key-
pad
- Power/Standby
- Menu
- Select
- Right Arrow/Re-sync,
- Left Arrow/Source
- Up Arrow/Keystone}+
- Down Arrow/Keystone-
15 Keystone correction - +/- 16 degree
16 Brightness - 1700 ANSI Lumens(Typical)
- 1400 ANSI Lumens (Minimum)
17 Contrast ratio - 1500 : 1 full on/full off (Typical)
- 1000 : 1 full on/full off (minimum)
18 Uniformity - 60% minimum
19 Projection lens - F# 2.35~2.47, f=21.83 ~23.81mm 1.10X Manual Zoom
Lens
20 Throw distance - 1.5~10m (Optical Performance)
- 1.2m to 12m (Mechanical travel)
21 Aspect ratio -Window mode is for displaying a 4:3 image inside a
16:9 screen.
22 LED indicator - Power : Power On/Off indicator
23 Lamp life - 2000 hours typical, 50% survival rate
24 Lamp type - Osram E17.5U/200W 1.0mm arc Lamp (user replace
able) dimmable to 180W
25 QSC - With 18 languages : English, German, French, Italian,
Spanish,Portuguese,Polish, Dutch, Russian, Finnish,
Swedish, Norweigian/Dannish, Traditional Chinese,
Simplied Chinese, Japanese, Korea, Greek
26 Quick shut down - 30 seconds
27 Input connectors - RGB / HDTV / or Component, S-Video,Composite
Video

1-3 EP7150
Condential
1-2 Computer Compatible
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 800*600 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

1-4 EP7150
Condential
Compatibility Resolution V-Sync [Hz] H-Sync [KHz]
SXGA+ 1400x1050 60 63.98
UXGA 1600x1200 60 75
MAC LC 13” 640x480 66.66 34.98
MAC II 13” 640x480 66.68 35
MAC 16” 832*624 74.55 49.725
MAC 19” 1024x768 75 60.24
MAC 1152x870 75.06 68.68
MAC G4 640x480 60 31.35
i Mac DV 1024*768 75 60
i Mac DV 1152*870 75 68.49
i Mac DV 1280*960 75 75

EP7150
2-1
Condential
Equipment Needed
Chapter 2
Disassembly of Procedure
Item Photo Item Photo
Philips (+) : 107 Philips (+) : 102
Philips (+) : 101 Hex Screw :
5mm
Screw Bit :
6.0 X 100
Side Cutter
Pliers
Long Nose
Pliers Tweezers
Hexagon Keys

EP7150
2-2
Condential
No Procedure Photo
1Loosen 2 tenons to remove
the Lamp Cover.
2Unscrew 2 screws to remove
the Lamp Module.
2-1 Remove Lamp Module