Acer PD311 series User manual

PD311 & PD323
Service Guide
PRINTED IN TAIWAN
Service guide files and updates are available
on the AIPG/CSD web; for more information,
please refer to http://csd.acer.com.tw

II
Revision History
Please refer to the table below for the updates made on P311 & PD323 service guide.
Date Chapter Updates

III
Copyright
Copyright ©2005byAcer Incorporated. All rightsreserved. No part of thispublication may bereproduced,
transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in
any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without
the prior written permission of Acer Incorporated.
Disclaimer
The information in this guide is subject to change without notice.
Acer Incorporated makes no representations or warranties, either expressed or implied, with respect to the
contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular
purpose. Any Acer Incorporated software described in this manual is sold or licensed "as is". Should the
programs prove defective following their purchase, the buyer (and not Acer Incorporated, its distributor, or its
dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential
damages resulting from any defect in the software.
Acer is a registered trademark of Acer Corporation.
Intel is a registered trademark of Intel Corporation.
Pentium 4 and Celeron are trademarks of Intel Corporation.
Other brand and product names are trademarks and/or registered trademarks of their respective holders.

IV
Conventions
The following conventions are used in this manual:
Screen messages Denotes actual messages that appear
on screen.
NOTE Gives bits and pieces of additional
information related to the current
topic.
WARNING Alerts you to any damage that might
result from doing or not doing specific
actions.
CAUTION Gives precautionary measures to
avoid possible hardware or software
problems.
IMPORTANT Reminds you to do specific actions
relevant to the accomplishment of
procedures.

V
Preface
Before using this information and the product it supports, please read the following general information.
1. This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION
decided for Acer's "global" product offering. To better fit local market requirements and enhance product
competitiveness, your regional office MAY have decided to extend the functionality of a machine (e.g.
add-on card, modem, or extra memory capability). These LOCALIZED FEATURES will NOT be covered
in this generic service guide. In such cases, please contact your regional offices or the responsible
personnel/channel to provide you with further technical details.
2. Please note WHEN ORDERING FRU PARTS, that you should check the most up-to-date information
available on your regional web or channel. If, for whatever reason, a part number change is made, it will
not be noted in the printed Service Guide. For ACER-AUTHORIZED SERVICE PROVIDERS, your Acer
office may have a DIFFERENT part number code to those given in the FRU list of this printed Service
Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and
service of customer machines.

Table of Contents
Chapter 1 System Introduction 1
Technical Specification 1
Product Overview 2
System Block Diagram 6
Chapter 2 Firmware Upgrade 7
Equipment Needed 7
Installation Procedure 8
Firmware Upgrade Procedure 12
EDID Upgrade 15
EDID Introduction 15
Equipment Needed 15
Setup Procedure 16
EDID Key-in Procedure 16
Chapter 3 Mechanical Disassembly and Reassembly 19
Equipment Needed 19
General Information 19
Mechanical Disassembly Procedure 20
Mechanical Reassembly Procedure 29
Chapter 4 Troubleshooting 38
Equipment Needed 38
LED Lighting Message 38
Main Procedure 39
Function Test and Alignment Procedure 41
Product / Test Equipment / Test Condition 41
Guide to Entering Service Mode and Factory Reset 41
Inspection Procecdure 42
Chapter 5 Exploded Overview 45
Exploded Overview 45
Appendix Serial Number Definition System 72
I. Serial Number System Definition 72
II. PCBA Code Definition 73
III.The Different Parts PD311 / PD323 74

1 Chapter 1
System Introduction
Technical Specification
Item Description
Dimensions (LxWxH) 169mm x 62mm (including bumps, but not including feet) x 216mm
Weight Approx. 2.9 lbs
Tilt Angle 8 degree with elevator mechanism
Keystone correction +/-16 degree (32 degree)
Lamp Door Projection Lamp power supply shut off automatically when door is open
Power Supply
- Universal AC 100-240V, 50-60Hz with PFC input
- 200W Ballast from Osram
- Single 12Vdc output DC/DC converter
Projection Lens F# 2.35~2.47, f=21.83~23.81 mm (TBD), 1.10X Mechanical Zoom Lens
Throw Distance Throw distance: 1.5~10m (Optical Performance);
1.2~12m (Mechanical travel)
Brightness
ECO Mode Off ECO Mode On
- 1700 ANSI Lumens (Average) - 1445 ANSI Lumens (Average)
- 1300 ANSI Lumens (Minimum) - 1105 ANSI Lumens (Minimum)
Contrast - 1500 : 1 Typical (Full on / Full off)
- 1000 : 1 Minimum (Full on / Full off)
Uniformity - 75% Typical (Japan Standard)
- 60% Mimum (Japan Standard)
Temperature Opterating : 5~35oC Storage : -20~60oC
Maximum Humidity Operating : 5~35oC, 80%RH (Max.), non-condensing
Storage : -20~60oC, 80%RH (Max.), non-condensing
Acoustic noise level
ECO Mode Off ECO Mode On
- 40dB(A) (Typical, at 23+/-2 0C) - 38dB(A) (Typical, at 23+/-2 0C)
- 42dB(A) (Max, at 23 +/-2 0C) - 40dB(A) (Max, at 23 +/-2 0C)
Lamp Life 2000 hours typical, 50% survival rate
Altitude
Operating : 0~2,500 ft for 5 oC~35oC
2,500~5,000 ft for 5 oC~30oC
5,000~10,000 ft for 5 oC~25oC
Storage : 40,000 ft (Max.)
MTBF Operating more than 12,000 hours (90% Confidence Level)
Resolution PD311: 800(H) x 600(V)
PD323: 1024(H) x 768(V)
DMD Chip PD311: 0.55” 120 DDR SVGA Digital Mirror Device
PD323: 0.55” 120 DDR XGA Digital Mirror Device
Chapter 1

Chapter 1 2
Product Overview
Main Unit
Item Description
1 Zoom Ring
2 Control Panel
3 Remote Control Receiver
4 Elevator Foot
5 Zoom Lens
6 Focus Ring
7 Elevator Button
8 Power Socket
9 Connection Ports

3 Chapter 1
Control Panel
Item Description
1 Temp Indicator LED
2 Lamp Indicator LED
3 Power and Indicator LED (Power LED)
4 Source
5 Resync
6 Empowering Key
7 Menu
8 Back
9 Four Directional Select Keys

Chapter 1 4
Connection Ports
Item Description
1 USB Connector
2 Audio Input Connector
3 S-Video Input Connector
4 Component Video Input Connector
5 VGA Output Connector (PC Analog Signal)
6 KensingtonTM Lock Port

5 Chapter 1
Item Description
1 Power Cord
2 VGA Cable
3 Audio Cable Jack/Jack (Optional Accessory)
4 USB Cable
5 Audio Cable Jack/RCA (Optional Accessory)
6 S-Video Cable (Optional Accessory)
7 Composite Video Cable
8 VGA to Component/HDTV Adapter (Optional Accessory)
9 3 RCA Component Cable (Optional Accessory)
Connecting the Projector

I/O Interface
S-VIDEO IN
4Ω
2W
24
5
Flash ROM
IMAGE PROCESSING
DDP2000
IC or Chipset
Module
3.3V (ADC)
4
Front
IR Receiver
+13V
BEEPER
Keypad
&
IR Receiver
1.5V
VGA IN
Motor
Control
Ballast
Control
VIDEO IN
Fan Ctrl.
PMD1000-2
From
Ballast
21
CW Driver
PMD1000-3
Video
Decoder
TVP5146
+385V
6
USB IN
64
DRCG
CW INDEX
SENSOR
CW
Index
DAD1000
Control
Lamp
Control
ADC
AD9883A
LAMP
AMP.
TPA0172 CW
Motor
2.5V
Fan
Control
24
AUDIO IN Blower Fan
For Lamp
20
DMD CHIP
3.3V (SYS)
DMD CHIP
Control
5V
uP
PIC16F57C
16
Power Ctrl.
PMD1000-1
RDRAM
DAD1000
Reset
ASIC
Ballast
23
DC To DC
Module
SYS. Fan Blower Fan
For SYS.
DIGITAL YUV
Ctrl/CLK
4
Sync
DIGITAL RGB
2
PWM1
DMD BD

7 Chapter 2
Chapter 2
Firmware Upgrade
Item Photo Item Photo
Projector
(PD311 or
PD323)
USB Cable
Power Cord PC or Lap-
top
Equipment Needed
Software : (DDP 3020- USB)
- DLP Composer Lite (6.0)
- Firmware (PD311 & PD323)
Hardware :

Chapter2 8
No Step Procedure Photo
1 Execute
FW pro-
gram
Choose
“DLP Composer Lite
v6.0 Setup” program.
2 Next Click “Next” button.
3 Next 1. Reading the “License
Agreement” rules.
2. Choose “I accept and
agree to be bound by
all the terms and
conditions of this
License Agreement”
icon.
3. Click “Next” button.
4 Next Click “Next” button.
Installation Procedure
DLP Composer Lite Setup Procedure

9 Chapter 2
No Step Procedure Photo
5 Next 1. Choose “All” icon.
2. Click “Next” button.
6 Next Click “Next” button.
7 Process-
ing
The program is execut-
ing “Initializing” status.

Chapter2 10
No Step Procedure Photo
1 Set-up 1. Hold on “Menu” button
and plug in Power
Cord while holding on
“Menu”.
2. Wait for about 5 secs.
3. Once Power, Lamp,
Temp LED lights up,
plug in USB Cable
into the Projector.
(Note: The system fan
will not function. The
light will not function as
well.)
2 Execute
Program
Execute the C:\Program
files\DLP Composer
6.0\usbupdata.cmd
(Note: The “DLP Com-
poser” program must be
closed first.)
3 Type any
key to
continue
Press any key to contin-
ue. Then, wait for about
1 minute.
USB Driver Upgrade Procedure

11 Chapter 2
No Step Procedure Photo
4 Update
Success-
fully
In 1 minute, click “OK”.
The USB driver is up-
dated successfully.
5 Device
Manager
1. Right click “My
computer” on the
desktop.
2. Select “Properties”
on the popup menu
to launch the “System
Properties” window.
3. Choose “Hardware”
and then click “Device
Manager”.
6Ensure
“DDP3020”
& “Win-
Driver” are
properly
installed
Click “Jungo” to ensure
“Texas Instruments
DLPTM Processor”, then,
click “General” and
check if the Location is
“DDP3020” or not. Also,
“Windriver” are properly
installed. If not, repeart
Step 1~5.
Device Manager

Chapter2 12
No Step Procedure Photo
1 Set-up 1. Hold on “Menu” button and
plug in Power Cord while
holding on “Menu”.
2. Wait for about 5 secs.
3. Once Power, Lamp, Temp
LED lights up, plug in USB
Cable into the Projector.
(Note: The system fan will not
function. The light will not
function as well.)
2 Set-up Link PC USB and pro-
jector
3 Execute the “DLP
Compose(TM) Lite 6.0”.
4Click “Edit” and “Prefer-
ences”.
51. Click “Library”.
2. The library path in
the default installation
directory is
C:\Program Files\DLP
Composer Lite 6.0
If not, press “Browse” to
select the right path.
61. Select “Edit\Prefer
ences\Communi
cations” and choose
“USB”.
2. Click “OK”.
Firmware Upgrade Procedure
1
2
1USB
2OK
Vendor: 0x451
Product: 0x2000

13 Chapter 2
No Step Procedure Photo
71. Choose “Flash
Loader”
2. Click “Browse” to
search the firmware
file. (PD311 / PD323)
3. Select the item “Skip
Boot Loader Area
(load all but the first
16KB).”
4. Click “Reset Bus” to
erase the flash
memory.
(Note: If the error mes-
sage “cannot open USB
driver - No projectors
found” appears, please
unplug the USB Cable
and replug, then check
Driver. Finally, re-do
4. Click “Reset Bus” to
erase the flash memory.)
81. If the firmware is
ready, click “Start
Download” to process
the firmware upgrade.
2. Click “Yes” to erase
the flash memory.
Note:
1
2
3
4
16 KB
1
2
16 KB

Chapter2 14
No Step Procedure Photo
9 Proceed-
ing
Proceeding Picture
10 1. When Firmware
Upgrade Process is
finished, the LED
power flashs.
2. Unplug USB Cable
and Power Cord.
Re-plug in Power
Cable.
11 Check
Firmware
Restart the unit and
enter the Service Mode
to check the Firmware
Version.
(For entering Service
Mode, please refer to
Chapter 4 Function Test
and Alignment Proce-
dure.)
16 KB