Acer P5270 Schematic

SERVICE MANUAL

Model Name : P5270/P5270 Refresh

Prepared by SI :

________________________________________

Prepared by TSE :

________________________________________

Check by :

________________________________________

Approved by :

________________________________________

Date Revise Version Description

2007/07/17 V1.0 Initial Issue

2007/08/08 V2.0 Modify Chapter 5

2008/08/15 V3.0 Add P5270 Refresh,Modify CH1

2008/10/10 V4.0

Copyright Oct, 2008. All Rights Reserved P/N: 36.87W10G001

Add Waveform Download in Chapter5, modify
Chapter4, Chapter6 and AppendixB

RSPL Comparison

Parts P5270 P5270 Refresh
MAIN BOARD 70.87W12GR01 70.87W44GR01
KEYPAD BOARD 80.87H03G001 80.87U03G003

Condential

I

P5270/P5270 Refresh

Preface

This manual is applied to P5270/P5270 Refresh 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.

P5270/P5270 Refresh Service Manual
Copyright Oct.2008
All Rights Reserved
Manual Version 4.0

Condential

II

P5270/P5270 Refresh

Table of Content

Chapter 1 Introduction 1-1

Product Highlight 1-1

Compatible Mode 1-4

System Block Diagram 1-8

Bottom Cover Demension 1-9

Chapter 2 Disassembly Procedure 2-1

Equipment Needed & Product Overview 2-1

Disassemble Lamp Cover Module and Top Cover Module 2-3

Disassemble Keypad Module 2-5

Disassemble Top Support Shielding 2-6

Disassemble Back Cover 2-7

Disassemble Front Cover Module 2-8

Disassemble Left Cover Module & Right Cover Module 2-10

Disassemble Speaker 2-11

Disassemble Lamp Module 2-12

Disassemble Main Board Module 2-13

Disassemble Fan Module 2-14

Disassemble LVPS Bracket , Mylar & LVPS Module 2-15

Disassemble Engine Module 2-17

Disassemble ROD Module 2-19

Disassemble Color Wheel Module 2-21

Disassemble DMD Board & DMD Chip Module 2-22

Disassemble Mask 2-23

Disassemble Interrupt Switch Module 2-24

Disassemble Lamp Driver Module 2-25

Disassemble Blower Module 2-26

Disassemble Bottom Support Shielding 2-27

Disassemble Elevator Module 2-28

Chapter 3 Troubleshooting 3-1

LED Lighting Message 3-1

Beep Sound 3-2

Main Procedure 3-3

Condential

III

P5270/P5270 Refresh

Chapter 4 Function Test & Alignment Procedure 4-1

Test Equipment Needed 4-1

Service Mode 4-1

Reset (OSD) 4-2

Test Condition 4-2

Inspection Procedure 4-4

Chapter 5 Firmware Upgrade 5-1

Equipment Needed 5-1

Firmware Upgrade Mode 5-1

Installation Procedure 5-2

Firmware Upgrade Procedure 5-6

Waveform Download 5-8

Chapter 6 EDID Key-in Procedure 6-1

Equipment Needed 6-1

Setup Procedure (VGA1,VGA2,DVI) 6-4

EDID Key-In Procedure 6-5

Setup Procedure (HDMI) 6-9

Default Language Reset 6-12

Appendix A

P5270/P5270 Refresh Exploaded Overview 7-1

Appendix B

 SerialNumberSystemDenition      7-15

 PCBACodeDenition       7-17

Appendix C

RS232 Command Code 7-18

Condential

IV

P5270/P5270 Refresh

Chapter 1

Introduction

1-1 Highlight

No Item Description

1

2 Weight - 3.0kg

3

4 Cabinet

5

Dimensions - 299 x 105 x 229.3mm (W x H x D)

- Advanced Air Flow

- Two fans with system acoustic noise level
Cooling
System

Lamp
Housing

- Temperature control circuits with adaptive fan rotational

speeds

- High altitude cooling mode

- Maximum touch temperature follow UL60950-1

- Provides space for PCB boards, fans, optical engine,

power supply and lamp

- Lamp Assembly could be changed by customer himself,

but should read the user manual for instruction in ad­ vance.

- Lamp Assembly should be provided by Coretronic and

distributed through authorized agencies.

6 Tilt Angle - 7 degree with elevator mechanism

7 Materials - Plastic cosmetic

8

Condential

System
Controller

- TI DDP2230

1-1

P5270/P5270 Refresh

1-2

P5270/P5270 Refresh

Condential

No Item Description

- 310W(Max.) normal mode (without wireless module)

- 240W+-10% ECO mode (without wireless module)
(for P5270);

9

10 Terminals

Power Con­sumption

- 220W(Max.) ECO mode (without wireless module)
(for P5270 Refresh)

- Standby < 10W (without wireless module)
(for P5270)

- Standby < 5W (without wireless module)
(for P5270 Refresh)

- HDMI Female Terminal X 1

- DVI-I Female Terminal X 1

- VGA input ( D-SUB X 2)

- VGA output ( D-SUB X 1)

- Video input (RCA jack Type X 1, Mini DIN 4-pin S-video X1)

- Audio input (Phone jack Type X 2)

- USB (Type-B X 1)

- RS232 (Mini DIN 3-pin X 1)

11 Video signal

12

13

14

Keystone
Correction

Projection
Lens

Throw
Distance

- Standards :
NTSC (3.58/4.43)
PAL (B/D/G/H/I/M/N)
SECAM (B/D/G/K/K1/L)
HDTV - 480p, 576p, 720p, 1080i

- +/ -40 degree (80 degree)

- F# 2.41 ~2.55, f = 21.79~23.99 mm, 1.10X Mechanical
Zoom Lens

- 1.0m – 12m (Optical Performance)
Better display at 60”

1-3

P5270/P5270 Refresh

Condential

No Item Description

Engineer spec and Marketing spec:

- 2550 ANSI Lumens (Typical; Full power mode)
(for P5270)

- 2150 ANSI Lumens (Minimum; Full power mode)

15 Brightness

16 Contrast

17 Uniformity

(for P5270)

- 2700 ANSI Lumens (Typical; Full power mode)
(for P5270 Refresh)

- 2400 ANSI Lumens (Minimum; Full power mode)
(for P5270 Refresh)

Engineer spec and Marketing spec:

- 1100 : 1 Full White and Black (Minimum; Full power mode)

- 1800 : 1 Full White and Black (Typical; Full power mode)

Engineer spec and Marketing spec:

- 75% Japan standard (Minimum; Full power mode)

- 85% Japan standard (Typical; Full power mode)

18 Lamp - 220 Watt Philips E20.6 Lamp

19 Safety - UL, cUL, TüV—GS,CB report, CCC

20

21

22

23 Lamp Life

24 Altitude

Tempera­ture

Maximum
Humidity

Acoustic
Noise Level

- Operating: 5°C -- 35°C

- Storage: -20°C -- 60°C

- Operating: 5°C -- 35°C, 80%RH (Max.), non-condensing

- Storage: -20°C -- 60°C, 80%RH (Max.), non-condensing

- typical 34 dB(A) and maximum 36 dB(A) at 23+/-2 deg C
for the full power mode (220W)

- typical 31 dB(A) and maximum 33 dB(A) at 23+/-2 deg C
for the eco mode (172W)
Follow ISO 7779 regulation, A-weighted sound pressure
level measurement, color wheel speed 7200 rpm

- 3000 hours min, 50% survival rate (Full power Mode)

- 4000 hours min, 50% survival rate (Echo power Mode)

- Operatin - for 0 -- 2500 ft, 5 -- 35 deg C
for 2500 -- 5000 ft, 5 -- 30 deg C
for 5000 -- 10000 ft, 5 -- 25 deg C

- Storage -20 -- 60 deg C
maximum 40000 ft

1-4

P5270/P5270 Refresh

Condential

No Item Description

25 MTBF - Operating more than 25,000 hrs (90% condence level)

26

Color
Wheel

- 6 segments (R90Y28G90C28W42B82)

- 7200 rpm

1-5

P5270/P5270 Refresh

Condential

1-2 Compatible Mode

A. VGA Analog

Mode Resolution V-Sync (Hz) Horiz.Freq.(KHz)

VGA 640x480 60 31.50

VGA 640x480 72 37.90

VGA 640x480 75 37.50

VGA 640x480 85 43.30

VGA 720x400 70 31.50

VGA 720x400 85 37.90

SVGA 800x600 56 35.20

SVGA 800x600 60 37.90

SVGA 800x600 72 48.10

SVGA 800x600 75 46.90

SVGA 800x600 85 53.70

SVGA 832x624 75 49.725

XGA 1024x768 60 48.40

XGA 1024x768 70 56.50

XGA 1024x768 75 60.00

XGA 1024x768 85 68.70

SXGA 1152x864 70 63.80

SXGA 1152x864 75 67.50

SXGA 1152x864 85 77.10

SXGA 1280x1024 60 63.98

SXGA 1280x1024 72 76.97

1-6

P5270/P5270 Refresh

Condential

Mode Resolution V-Sync (Hz) Horiz.Freq.(KHz)

SXGA 1280x1024 75 79.98

SXGA 1280x1024 85 91.10

QuadVGA 1280x960 60 59.70

QuadVGA 1280x960 75 75.23

SXGA+ 1400x1050 60 63.98

UXGA 1600x1200 60 75.00

Power Mac G4 640x480 66.6(67) 34.93

Power Mac G4 800x600 60 37.90

Power Mac G4 1024x768 60 48.40

Power Mac G4 1152x870 75 68.68

Power Mac G4 1280x960 75 75.00

Power Mac G4 1280x1024 60 63.98

Power Mac G4 640x480 60 31.35

Power Mac G4 640x480 66.6(67) 34.93

Power Mac G4 800x600 60 37.90

Power Mac G4 1024x768 60 48.40

Power Mac G4 1152x870 75 68.68

Power Mac G4 1280x960 75 75.00

Power Mac G4 1280x1024 60 63.98

i Mac DV(G3) 1024x768 75 60.00

WXGA 1280x768 60 48.36

WXGA 1280x768 75 57.60

WXGA 1280x768 85 68.63

1-7

P5270/P5270 Refresh

Condential

Mode Resolution V-Sync (Hz) Horiz.Freq.(KHz)

WXGA 1280x720 60 45.00

WXGA 1280X800 60 49.702

WXGA 1360x768 60 47.72

WXGA 1440x900 60 55.935

1-8

P5270/P5270 Refresh

Condential

B. DVI Digital

Mode Resolution V-Sync (Hz) Horiz.Freq.(KHz)

VGA 640x480 60 31.50

VGA 640x480 72 37.90

VGA 640x480 75 37.50

VGA 640x480 85 43.30

VGA 720x400 70 31.50

VGA 720x400 85 37.90

SVGA 800x600 56 35.20

SVGA 800x600 60 37.90

SVGA 800x600 72 48.10

SVGA 800x600 75 46.90

SVGA 800x600 85 53.70

SVGA 832x624 75 49.725

XGA 1024x768 60 48.40

XGA 1024x768 70 56.50

XGA 1024x768 75 60.00

XGA 1024x768 85 68.70

SXGA 1152x864 70 63.80

SXGA 1152x864 75 67.50

SXGA 1152x864 85 77.10

SXGA 1280x1024 60 63.98

SXGA 1280x1024 72 76.97

1-9

P5270/P5270 Refresh

Condential

Mode Resolution V-Sync (Hz) Horiz.Freq.(KHz)

SXGA 1280x1024 75 79.98

SXGA 1280x1024 85 91.10

QuadVGA 1280x960 60 59.70

QuadVGA 1280x960 75 75.23

SXGA+ 1400x1050 60 63.98

UXGA 1600x1200 60 75.00

Power Mac G4 640x480 66.6(67) 34.93

Power Mac G4 800x600 60 37.90

Power Mac G4 1024x768 60 48.40

Power Mac G4 1152x870 75 68.68

Power Mac G4 1280x960 75 75.00

Power Mac G4 1280x1024 60 63.98

Power Mac G4 640x480 60 31.35

Power Mac G4 640x480 66.6(67) 34.93

Power Mac G4 800x600 60 37.90

Power Mac G4 1024x768 60 48.40

Power Mac G4 1152x870 75 68.68

Power Mac G4 1280x960 75 75.00

Power Mac G4 1280x1024 60 63.98

i Mac DV(G3) 1024x768 75 60.00

WXGA 1280x768 60 48.36

WXGA 1280x768 75 57.60

WXGA 1280x768 85 68.630

1-10

P5270/P5270 Refresh

Condential

Mode Resolution V-Sync (Hz) Horiz.Freq.(KHz)

WXGA 1280x720 60 45.00

WXGA 1280x800 60 49.702

WXGA 1360x768 60 47.72

WXGA 1440x900 60 55.935

WXGA 1680x1050 60 65.290

480i (NTSC) 720x480(1440x480) 59.94(29.97) 27.00

480p (NTSC) 720x480 59.94 31.47

576i (PAL) 720x576(1440x576) 50(25) 27.00

576p (PAL) 720x576 50 31.25

720p (NTSC) 1280x720 60 45.00

720p (PAL) 1280x720 50 37.50

1080i (NTSC) 1920x1080 60(30) 33.75

1080i (PAL) 1920x1080 50(25) 33.75

1080p (NTSC) 1920x1080 60 33.75

1080p (PAL) 1920x1080 50 33.75

1-11

P5270/P5270 Refresh

Condential

C. HDMI Digital

Mode Resolution V-Sync (Hz) Horiz.Freq.(KHz)

VGA 640x480 60 31.50

VGA 640x480 72 37.90

VGA 640x480 75 37.50

VGA 640x480 85 43.30

VGA 720x400 70 31.50

VGA 720x400 85 37.90

SVGA 800x600 56 35.20

SVGA 800x600 60 37.90

SVGA 800x600 72 48.10

SVGA 800x600 75 46.90

SVGA 800x600 85 53.70

SVGA 832x624 75 49.925

XGA 1024x768 60 48.40

XGA 1024x768 70 56.50

XGA 1024x768 75 60.00

XGA 1024x768 85 68.70

SXGA 1152x864 70 63.80

SXGA 1152x864 75 67.50

SXGA 1152x864 85 77.10

SXGA 1280x1024 60 63.98

SXGA 1280x1024 72 76.97

1-12

P5270/P5270 Refresh

Condential

Mode Resolution V-Sync (Hz) Horiz.Freq.(KHz)

SXGA 1280x1024 75 79.98

SXGA 1280x1024 85 91.10

QuadVGA 1280x960 60 59.70

QuadVGA 1280x960 75 75.23

SXGA+ 1400x1050 60 63.98

UXGA 1600x1200 60 75.00

Power Mac G4 640x480 66.6(67) 34.93

Power Mac G4 800x600 60 37.90

Power Mac G4 1024x768 60 48.40

Power Mac G4 1152x870 75 68.68

Power Mac G4 1280x960 75 75.00

Power Mac G4 1280x1024 60 63.98

PowerBook G4 640x480 60 31.35

PowerBook G4 640x480 66.6(67) 34.93

PowerBook G4 800x600 60 37.90

PowerBook G4 1024x768 60 48.40

PowerBook G4 1152x870 75 68.68

PowerBook G4 1280x960 75 75.00

Power Mac G4 1280x1024 60 63.98

i Mac DV(G3) 1024x768 75 60.00

WXGA 1280x768 60 48.36

WXGA 1280x768 75 57.60

WXGA 1280x768 85 68.630

1-13

P5270/P5270 Refresh

Condential

Mode Resolution V-Sync (Hz) Horiz.Freq.(KHz)

WXGA 1280x720 60 45.00

WXGA 1280x800 60 49.702

WXGA 1360x768 60 47.72

WXGA 1440x900 60 55.935

WXGA 1680x1050 60 65.290

480i (NTSC) 720x480(1440x480) 59.94(29.97) 27.00

480p (NTSC) 720x480 59.94 31.47

576i (PAL) 720x576(1440x576) 50(25) 27.00

576p (PAL) 720x576 50 31.25

720p (NTSC) 1280x720 60 45.00

720p (PAL) 1280x720 50 37.50

1080i (NTSC) 1920x1080 60(30) 33.75

1080i (PAL)W 1920x1080 50(25) 33.75

1080p (NTSC) 1920x1080 60 33.75

1080p (PAL) 1920x1080 50 33.75

1-14

P5270/P5270 Refresh

Condential

1-3 Product Overview

Front / upper side

Item Description Item Description

1 Zoom ring 5 Lens cap

2 Focus ring 6 Elevator button

3 Remote control receiver 7 Elevator foot

4 Zoom lens 8 Control panel

1-15

P5270/P5270 Refresh

Condential

Rear side

Item Description Item Description

DVI input connector (for digital

1 Audio input connector (1) 8

2 RS232 connector 9 KensingtonTM lock port

3 USB connector 10 Power socket

4 S-Video input connector

5

6

7

Composite video input connec­tor

Monitor loop-through output
connector (VGA-Out)

PC analog signal/HDTV/compo­nent video input connector (1)

Below items are for P5260/P5271 series
only

11 HDMI connector

12 Audio input connector (2)

13

signal
with HDCP function)

PC analog signal/HDTV/compo­nent video input connector (2)

1-16

P5270/P5270 Refresh

Condential

Control Panel

Item Function Description

1 LAMP Lamp Indicator LED

2

3 TEMP Temp Indicator LED

4 Keystone

5

6

7

8

Empowering

key

RESYNC Automatically synchronizes the projector to the input source.

POWER See the contents in “Turning the Projector On/Off” section.

MENU

SOURCE

Unique Acer functions: eOpening, eView, eTimer.

Adjusts the image to compensate for distortion caused by
tilting the projector (±16 degrees).

• Press “MENU” to launch the Onscreen display (OSD) menu or
exit the OSD menu.

• Conrm your selection of items.

Press “SOURCE” to choose RGB,Component, S-Video, Com­posite, DVI, HDTV and HDMI™ sources.

9

Four directional

select keys

Use
your selection.

to select items or make adjustments to

1-17

P5270/P5270 Refresh

Condential

Remote Control Layout

1-18

P5270/P5270 Refresh

Condential

Item Icon Function Description

1

2 Laser pointer Aim the remote at the viewing screen..

3 FREEZE To pause the screen image.

4 HIDE

5 RESYNC

6 SOURCE

7 POWER

8

Infrared
transmitter

ASPECT
RATIO

Sends signals to the projector.

Momentarily turns off the video. Press "HIDE" to
hide the

Automatically synchronizes the projector to the
input source.

Press “SOURCE” to choose from RGB, Com­ponent-p, Component-i, S-Video, Composite,
DVI-D, Video and HDTV sources.

Refer to the “Turning the Projector On/Off” sec­tion.

To choose the desired aspect ratio
(Auto/4:3/16:9).

9 ZOOM Zooms the projector display in or out.

Aim the remote at the viewing screen, press and

10 Laser button

11

12 KEYSTONE

13 MENU

14 PAGE

15 RGB Press “RGB” for true-color optimization.

Empowering

key

hold this button to activate the laser pointer.This
function is not supported in Japanese market.

Unique Acer functions: eOpening, eView, eTimer
Management.

Adjusts the image to compensate for distortion
caused by tilting the projector (± 16 degrees).

To launch the onscreen display (OSD). To exit
the OSD, press“MENU” again and conrm your
selection.

For computer mode only. Use this button to
select the next or previous page. This function is
only availablewhen connected to a computer via
a USB cable.

1-19

P5270/P5270 Refresh

Condential

16

17

BRIGHTNESS

CONTRAST

Press “BRIGHTNESS” to adjust the brightness of the

image.

Use the “CONTRAST” option to control the differ­ence between the lightest and darkest parts of the

picture.

18

19

20

21

22

23

24

COLOR

VGA

COMPONENT

S-VIDEO To change source to S-Video.

VIDEO To change source to COMPOSITE VIDEO.

DVI

HDMI™

Press “COLOR” to adjust the color temperature of

image.

Press “VGA” to change source to the VGA connec-

tor. This connector supports analog RGB, YPbPr
(480p/576p/720p/1080i), YCbCr (480i/576i) and

RGBsync

Press “COMPONENT” to change source to Com-

ponent video.This connection supports YPbPr
(480p/576p/720p/1080i) and YCbCr (480i/576i).

Press “DVI” to change source to DVI. This con­nection supports digital RGB, analog RGB, YPbPr
(480p/576p/720p/1080i),YCbCr (480i/576i) and
HDCP signals.

To change source to HDMI™. (for the model if with
HDMI™ connector)

25

26

27

MUTE To turn on/off the volume.

Press “WIRELESS” to display the image which is

WIRELESS

KeyPad 0~9

wirelessly transmitted from the PC to the projector via
the “Acer eProjection Management” utility. (for wire­less model)

Press “0~9” to input a password in the “Security set-

tings”.

1-20

P5270/P5270 Refresh

Condential

Note:

1-21

P5270/P5270 Refresh

Condential

Getting Started

1-22

P5270/P5270 Refresh

Condential

Item Description Item Description

1 Power cord 6 S-Video cable

2 VGA cable 7 Audio cable jack/jack

3 Composite video cable 8 Audio cable jack/jack

4 USB cable 9

5

Note: To ensure the projector works well with your computer, please make sure the
timing of the display mode is compatible with the projector.

VGA to component/HDTV
adapter

HDMI cable (P5260/5271
series)

1-23

P5270/P5270 Refresh

Condential

System Block Diagram
Bottom Cover Dimension

Condential

1-24

P5270/P5270 Refresh

Chapter 2

Disassembly Process

2-1 Equipment Needed & Product Overview

Item Photo Item Photo

Screw Bit (+)

:107

Hex Sleeves

8mm

Long Nose

Nipper(Left)

Hex Sleeves

5mm

Tweezers

Screw Bit

Angle

Cutting

Nipper(Right)

Condential P5270/P5270 Refresh

(+) :102

2-1