Optoma EP776 Manuale utente
SERVICE MANUAL
SI : TSE: Check: Approved:
Date Revise Version Description
2008.02.29 V1.0 Initial Issue
2008.03.25 V2.0 Modify Chapter 1
2008.05.26 V3.0 Add extended models
(EP776W/TX776/TX776W/OPX4100/TX782/TX782W/
OPX4800/EP782W)
EP776/EP782/EP776W/TX776/TX776W/OPX4100/TX782/
TX782W/OPX4800/EP782W
Copyright May,2008. All Rights Reserved P/N: 36.88E01G001
Emy Yoyo
EP776 Series/EP782 Series Condential
Preface
This manual is applied to EP776/EP782/EP776W/TX776/TX776W/OPX4100/TX782/
TX782W/OPX4800/EP782W 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 that you offer them.
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.
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.
EP776 Series/EP782 Series Service Manual
Copyright May.2008
All Rights Reserved
Manual Version 3.0
EP776 Series/EP782 Series Condential
EP776W(TX776W)&EP782 (TX782,OPX4800)Comparison List
EP776W(TX776W) EP782 (TX782,OPX4800)
1 DC.88E02G001 A D.C. EP776 WITH
WIRELESS 1 DC.88B01G001 A D.C. EP782
1 75.88B10G001 A BUYASSY WIRE-
LESS PCBA MOD-
ULE
1 70.88E20GR01 A OSRAM 280W
LAMP DRIVER
FOR EP7
1 70.88B22GR01 B PHILIPS 330W
LAMP DRIVER
FOR E
1 SP.88E01GC01 A LAMP MODULE
FOR PROJECTOR
EP77
1 SP.88B01GC01 B LAMP MODULE
FOR PROJEC-
TOR EP78
1 70.88E24GR01 D ASSY PCBA MAIN
BD MODULE FOR
U
1 70.88B24GR01 D ASSY PCBA
MAIN BD MOD-
ULE FOR E
1 70.88E11GR01 C ASSY ENGINE
MODULE EP776
(SERV
1 70.88B21GR01 C ASSY ENGINE
MODULE EP782
(SERV
1 70.88E10GR01 A ASSY COLOR
WHEEL MODULE
EP776
1 70.88B23GR01 A ASSY COLOR
WHEEL MOD-
ULE EP782
1 75.85H14G001 B ASSY LVPS LITE-
ON HD81 1 75.88B07G001 A MATRITEK
350W LVPS FOR
EP782(A
1 75.88E01G002 A BUYASSY INTER-
RUPT SWITCH
MODU
1 75.88B02G002 A BUYASSY
INTERRUPT
SWITCH MODU
1 49.89K01G001 A SUNON GB-
1205PKV1-8AY
50X50X20
1 75.88E02G001 A BUYASSY THER-
MAL SWITCH
MODULE
1 75.88B04G001 A BUYASSY
THERMAL
SWITCH MOD-
ULE
1 35.88E01G001 A LAMP WARNING
LABEL 280W PC
EP7
1 35.88B04G001 A LAMP WARNING
LABEL 330W PC
EP7
1 75.88B14G012 A BUYASSY IO
COVER MODULE
WITH
1 75.88B14G003 A BUYASSY IO
COVER MOD-
ULE FOR E
EP776 Series/EP782 Series Condential
EP776W(TX776W)&EP782W(TX782W) Comparison List
EP776W(TX776W) EP782W(TX782W)
1 DC.88E02G001 A D.C. EP776 WITH
WIRELESS 1 DC.88B02G001 A D.C. EP782
WITH WIRE-
LESS
1 70.88E20GR01 A OSRAM 280W LAMP
DRIVER FOR EP7 1 70.88B22GR01 B PHILIPS 330W
LAMP DRIVER
FOR E
1 SP.88E01GC01 A LAMP MODULE FOR
PROJECTOR EP77 1 SP.88B01GC01 B LAMP MODULE
FOR PROJEC-
TOR EP78
1 70.88E24GR01 D ASSY PCBA MAIN BD
MODULE FOR U 1 70.88B24GR01 D ASSY PCBA
MAIN BD MOD-
ULE FOR E
1 70.88E11GR01 C ASSY ENGINE MOD-
ULE EP776 (SERV 1 70.88B21GR01 C ASSY ENGINE
MODULE
EP782 (SERV
1 70.88E10GR01 A ASSY COLOR WHEEL
MODULE EP776 1 70.88B23GR01 A ASSY COLOR
WHEEL MOD-
ULE EP782
1 75.85H14G001 B ASSY LVPS LITEON
HD81 1 75.88B07G001 A MATRITEK
350W LVPS
FOR EP782(A
1 75.88E01G002 A BUY ASSY INTER-
RUPT SWITCH MODU 1 75.88B02G002 A BUYASSY
INTERRUPT
SWITCH MODU
1 75.88E02G001 A BUY ASSY THERMAL
SWITCH MODULE 1 75.88B04G001 A BUY ASSY
THERMAL
SWITCH MOD-
ULE
1 35.88E01G001 A LAMP WARNING LA-
BEL 280W PC EP7 1 35.88B04G001 A LAMP WARN-
ING LABEL
330W PC EP7
EP776 Series/EP782 Series Condential
EP776W(TX776W)&EP776(TX776,OPX4100) Comparison List
EP776W(TX776W) EP776(TX776,OPX4100)
1 DC.88E02G001 A D.C. EP776 WITH WIRE-
LESS 1 DC.88E01G001 A D.C. EP776
1 75.88B10G001 A BUY ASSY WIRELESS
PCBA MODULE
1 75.88B14G012 A BUYASSY IO COVER
MODULE WITH 1 75.88B14G003 A BUYASSY IO
COVER MOD-
ULE FOR E
EP776 Series/EP782 Series Condential
Table of Content
Chapter 1 Introduction
Highlight 1-1
Compatible Mode 1-3
Chapter 2 Disassembly Process
Equipment Needed & Product Overview 2-1
Disassemble Lamp Cover Module 2-2
Disassemble Lamp Module 2-2
Disassemble Top Cover Module 2-3
Disassemble Front Ring Module 2-4
Disassemble Keypad Module 2-4
Disassemble IR Sensor Module 2-5
Disassemble Rear Cover Module 2-6
Disassemble Top Shielding & Wireless Module 2-6
Disassemble Main Board Module 2-7
Disassemble Network Module 2-8
Disassemble IO Board Module 2-8
Disassemble Fan Module 2-9
Disassemble LVPS Module 2-10
Disassemble Engine Module 2-11
Disassemble Color Wheel Module 2-13
Disassemble DMD Board & DMD Chip Module 2-14
Disassemble Zoom Ring & Zoom Ring Base & Focus Ring 2-15
Disassemble Rod Module 2-16
Disassemble Duct Module 2-16
Disassemble Blower Module 2-17
EP776 Series/EP782 Series Condential
Disassemble Rod Blower Module & Duct Module 2-17
Disassemble Wind Tunnel Module 2-18
Disassemble Honeycombed Module 2-18
Disassemble Lamp Driver Module 2-19
Disassemble Left & Right Limit Switch Module 2-20
Disassemble Bottom Support Shielding 2-21
Disassemble Rear Speaker & Right Speaker Module 2-22
Rod Adjustment 2-23
Re-write Lamp Usage Hour 2-24
Chapter 3 Troubleshooting
LED Lighting Message 3-1
Main Procedure 3-2
Chapter 4 Function Test & Alignment Procedure
Test Equipment Needed 4-1
Service Mode 4-1
OSD Reset 4-1
Test Condition 4-2
Test Inspection Procedure 4-3
PC Mode 4-3
Video Performance 4-7
Optical Performance Measure 4-8
Network Function Test 4-10
Wireless Function Test 4-12
Other 4-16
Chapter 5 Firmware Upgrade
EP776 Series/EP782 Series Condential
Equipment Needed 5-1
DLP Composer Lite Setup Procedure 5-2
USB Driver Upgrade Procedure 5-4
Firmware Upgrade Procedure 5-5
Chapter 6 EDID Upgrade
EDID Introduction 6-1
Equipment Needed 6-2
Setup Procedure 6-3
DDC Key-In Procedure (VGA1,VGA2,DVI Interface) 6-3
DDC Key-In Procedure (HDMI Interface) 6-7
Appendix A IAppendix A II
Appendix B
SerialNumberSystemDenition XXXV
PCBACodeDenition XXXVI
EP776 Series/EP782 Series Condential 1-1
Chapter 1
Introduction
1-1 Highlight
No Item Description
1Dimensions - 393.2*302.6*136.4mm, with foot
2Weight - <12lbs (5.45kg)
3Tilt Angle - >7°
4Power Supply - 100V ~ 240V + 10% 50~60Hz
5 Keystone correction - Manual Vertical-keystone +/- 16 degrees
6 DMD - Single 0.7” XGA DarkChip3, 2xLVDS, type A
7 Brightness
For EP776/EP776W/TX776/TX776W/OPX4100
- 3600 lumens Typical
- 3250 lumens Minimum
For EP782/EP782W/TX782/TX782W/OPX4800
- 4100 lumens Typical
3700 lumens Minimum
8Contrast - 2000:1 (Typical)
- 1500:1 (Minimum)
9Uniformity - 60% (minimum)
10 Throw ratio - 1.57 ~ 1.89:1 with optional Add-on Short Throw (Wide
0.83x) and Long Throw (Tele 1.25x) lens
11 Displayable colors - 134.2 million colors 512 shades of gray
12 Projection lens - F/2.52-2.79; f22.55-27.06 : 1.2x
13 Lamp life - 2000 hrs (BRIGHT), 3000hrs (STD) 50% survival rate with
50% lumen
14 Color temperature - Low/Mid/High selectable(adjustable from 5000ºK – 9500ºK)
15 Projection Screen Size - Adjustable 39.1’’ to 313.5”.(Diagonal)
16 Projection distance - 1.5 – 10 meter
17 Offset - 110% +/-10%
18 Aspect ratio - 4:3, 16:9 -I, 16:9 –II, Window
19 Chips set - DDP2230/DAD2000/PMD1000
20 De-interlace and Scalar - DDP2230 w/. Brilliant Color ™
EP776 Series/EP782 Series Condential 1-2
No Item Description
21 Inputs signal spec.signal spec.
- 1x DVI-I (connector) (accept DVI-D signal) with HDCP
- 1x HDMI with HDCP
- 2x VGA (D-sub 15) (support RGB/YPbPr, and only VGA1
support SCART )
- 1x S-Video
- 1x Composite
- 5x Audio-In (for following video inputs: DVI, VGA1, VGA2,
S-Video and Composite)
- 1x RS232
- 1x RJ-45 LAN
- 1x USB
- 2x IR Remote-Control Receivers (top and front)
- 1x Optional Built-in Wireless Module(For EP776W/
EP782W)
22 Outputs signal spec.signal spec.
- 1x VGA-Out (D-sub 15)
- 1x Audio-Out (φ3.5mm phone jack)
- 2x 3W speakers
- 1x 12V relay
23 Signal support
- NTSC: M (3.58MHz), 4.43 MHz, 480i
- PAL: B, D, G, K, I, M, N
- SECAM: B, D, G, K, K1, L
- SDTV/HDTV: 480i/p, 576i/p, 720p@50Hz/60Hz, 1080i@
50/60Hz,1080p@50Hz/60Hz.
24 Power consumption
Full Mode:
- 400 Wmax(EP776/EP776W/TX776/TX776W/OPX4100)
- 460 Wmax(EP782/EP782W/TX782/TX782W/OPX4800)
Eco Mode:
- 330w (Max) (EP776/EP776W/TX776/TX776W/OPX4100)
- 375w (Max) (EP782/EP782W/TX782/TX782W/OPX4800)
25 Color wheel - 5 segments
- R80Y30G84W90B76
26 Lamp
- EP776/EP776W/TX776/TX776W/OPX4100
280W lamp (Osram, requires BRIGHT/STD mode)
- EP782/EP782W/TX782/TX782W/OPX4800
330W lamp (Philips, requires BRIGHT/STD mode)
27 Temperature
- Operating 5-35°C, 80% humidity
Storage: 20 - 60°C, 80% humidity
Altitude: 5 - 35°C @ 0 – 2500 ft
5 - 30°C @ 2500 – 5000 ft
5 - 25°C @ 5000 – 10,000 ft
Maximum storage altitude 40,000 ft
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