BenQ PB2120 - SVGA DLP Projector User manual

Welcome
PB2220/ PB2120
Digital Projector
User’s Manual

Copyright
Copyright 2003 by BENQ Corporation. All rights reserved. No part of this publication may be repro-
duced, transmitted, transcribed, stored in a retrieval system or translated into any language or com-
puter language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical,
manual or otherwise, without the prior written permission of this company.
Disclaimer
BENQ Corporation makes no representations or warranties, either expressed or implied, with respect
to the contents hereof and specifically disclaims any warranties, merchantability or fitness for any
particular purpose. Further, BENQ Corporation reserves the right to revise this publication and to
make changes from time to time in the contents hereof without obligation of this company to notify
any person of such revision or changes.
*Windows, Internet Explorer and Outlook Express are trademarks of Microsoft Corporation. Others
are copyrights of their respective companies or organizations.

Table of Contents iii
Table of Contents
Important Safety Instructions ............................... 1
Introduction ........................................................... 4
Projector Features ................................................................ 4
Shipping Contents ............................................................... 5
Optional Accessories ...................................................................... 5
Projector Descriptions ........................................................ 6
Front View ........................................................................................ 6
Left View ........................................................................................... 6
Back View ........................................................................................... 6
External Control Panel ....................................................... 7
Adjuster ................................................................................ 8
Remote Control Description .............................................. 8
Your Remote Control at a Glance ................................................... 8
Remote Control Effective Range ...................................................... 9
Remote Control Features .................................................................. 9
Installing or Replacing Batteries ..................................................... 10
Installation............................................................ 11
Screen Size .......................................................................... 11
Connecting to Various Equipment .................................. 12
Operation ............................................................. 13
Start Up .............................................................................. 13
Digital Keystone Correction ............................................. 14
Auto Adjustment ............................................................... 14
Source Selection ................................................................. 15
Menu System ..................................................................... 15
1. Display Menu ............................................................................. 16
2. Image Menu ................................................................................ 17
3. Source Menu ............................................................................... 18
4. Control Menu .............................................................................. 19
5. PIP Menu ..................................................................................... 19
Shutdown ........................................................................... 20
Maintenance......................................................... 21
Lamp Information ............................................................. 21

Table of Contentsiv
Use and Replacement of Lamp ....................................................... 21
LED Status Indicators ..................................................................... 21
Lamp Replacement ............................................................22
Resetting Lamp Hours .......................................................23
Service Information ...........................................................24
Accessories (Included in the standard package) ........................... 24
Optional Accessories (Not included in the standard package) ... 24
Ordering Parts or Getting Information .......................................... 24
Troubleshooting................................................... 25
Common Problems & Solutions .......................................25
Status Messages ................................................................26
Specifications........................................................ 27
Projector Specifications .....................................................27
Timing Chart ......................................................................28
Supported timing for PC input ....................................................... 28
Supported timing for YPbPr input ................................................. 28
Supported timing for Video and S-Video inputs .......................... 29
Dimensions........................................................... 30
Warranty............................................................... 31
Limited Warranty ...............................................................31
Safety Regulations ................................................ 32
FCC Statement ...................................................................32
EEC Statement ...................................................................32
MIC Statement ...................................................................32

Important Safety Instructions 1
Important Safety Instructions
Caution
•To prevent shock, do not open the
cabinet. No user-serviceable parts
inside.
•Please read this user’s manual before
you operate your projector. Save this
user’s manual for future reference.
•Do not look straight at the projector
lens during operation. The intense
light beam may damage your eyes.
•Refer servicing to qualified service
personnel.
•Always open the lens shutter or
remove the lens cap when the
projector lamp is on.
• In some countries, the line voltage is
NOT stable. This projector is designed
to operate safely within a bandwidth
of 100 to 240 volts, but could fail if
power cuts or surges of ±10 volts
occur. In these high-risk areas, it is
recommended to install a power
stabilizer unit.

Important Safety Instructions2
Safety Instructions
1. The lamp becomes extremely hot dur-
ing operation. Allow the projector to
cool for approximately 45 minutes
prior to removing the lamp assembly
for replacement.
2. Do not operate lamps beyond the
rated lamp life. Excessive operation of
lamps beyond the rated life could
cause them to explode on rare occa-
sions.
3. Never replace lamp assembly or any
electronic components unless the pro-
jector is unplugged.
4. Do not place this product on an
unstable cart, stand, or table. The
product may fall, sustaining serious
damage.
5. To reduce the risk of electric shock, do
not disassemble this appliance.
*Take it to a qualified technician when
service or repair is required. Incorrect
reassembly can cause electric shock when
the appliance is subsequently used.
6. This product is capable of displaying
inverted images for ceiling mount
installation. Please use BenQ’s Ceiling
Mounting Kit for mounting the unit
and ensure it is securely installed.

Important Safety Instructions 3
Safety Instructions (Continued)
7. Do not block the ventilation holes.
- Do not place this unit on a blanket or
other bedding.
- Do not cover this unit with a cloth.
- Do not place any inflammables near the
ventilation holes.
If the ventilation holes are seriously
obstructed, overheating inside the unit
may result in a fire.
8. Do not place this unit in any of the fol-
lowing environments.
- Space where is poorly ventilated or
confined. Allow at least 50 cm clearance
from walls.
- Locations where temperatures may
become excessively high, such as the inside
of a car with all windows rolled up.
- Locations where excessive humidity, dust,
or cigarette smoke may contaminate
optical components, shortening the
projector’s lifespan and darkening the
screen.
- Locations near fire alarms
9. Always place the unit on a level, hori-
zontal surface during operation.
- Do not use if tilted at an angle of more
than 10 degrees left to right, nor at angle
of more than 15 degrees front to back.
Using the unit when it is not fully
horizontal may cause a malfunction of, or
damage to, the lamp.
10. Do not stand the unit on end vertically.
Doing so may cause the unit to fall over,
causing injury or resulting in damage to
the unit.
11. Do not step on this unit or place any
objects upon it.
Besides probable physical damage to the
unit, doing so may result in accidents and
possible injury.

Introduction4
Introduction
Projector Features
The projector integrates high performance optical engine projection and user-friendly
design to deliver high reliability and ease of use.
The Projector offers the following features:
• Compact and portable unit
•Full-functionremotecontrol
•Manualzoomlens
• One key auto-adjustment to display the best picture quality
• Easy digital keystone correction through hot keys to correct tilted pictures
• Adjustable color balance control for data/video
• Ultra-high brightness projection lamp
• Ability to display high quality 16.7 million colors
• On screen menus in 10 languages: English, French, German, Italian, Spanish,
Portuguese, Traditional Chinese, Simplified Chinese, Japanese and Korean.
• Powerful AV function to provide high AV picture results.
• HDTV compatibility (YPbPr)
The brightness of your machine will vary depending on the ambient room conditions and con-
trast/brightness settings.

Introduction 5
Shipping Contents
The projector is shipped with the necessary cables required for standard PC or laptop com-
puter connections. Carefully unpack and verify that you have all the items shown below. If
any of these items are missing, please contact your place of purchase.
Optional Accessories
Projector User’s Manual Quick Start Guide Warranty Booklet
Remote Control Batteries User’s Manual CD 3-2 Converter
S-Video Cable Video Cable VGA Cable Audio Cable
US EU UK
Power Cord 110V Power Cord 220V Power Cord 240V
1. Spare lamp kit 2. Macintosh adaptor
3. HDTV cable 4. Ceiling mount kit
5. Presentation Pro
PB2220 / PB2120
Digital Projector
User’s Maunal

Introduction6
Projector Descriptions
Front View
Left View
Back View
IR remote sensor
Ventilation grill Projection lens
AC power cord
input
S-Video
connector
Video connector D-Sub connector
(for computer/ HDTV input)
Audio input
Rear adjustment foot
IR remote sensor
Ventilation grill

Introduction 7
External Control Panel
• Press and hold POWER for 1 second to turn the projector on or off.
•Whentheprojectorison,Back-lit POWER will blink during warm-up and turn to
solid green to indicate the projector is ready for use.
•TheInfrared Remote Receiver (Front and Rear) allows the projector to accept signals
from the remote control. For best results, be sure to aim the control toward the sensor
without any obstructions between the two, and at a distance no greater than 6 meters.
•Menu will display the menu system on screen. Press Menu again to access the sub-
menus. Left and Right help you navigate among choices and settings in the menus and
sub-menus. However, when the on screen menu is not activated, the Left and Right
buttons will function as Keystone +/- hot keys.
• Press the Exit button to go back to the main menu. Press Exit again to leave the menu
system.
•TheLamp Status Indicator will flash or light up when the lamp needs service, cooling
or replacement. See°uLamp Information°von page 21 for more detailed information.
•AUTO key: Automatically sense the best picture quality for current received signals.
•SOURCE key: Select signal sources from among PC, Video, S-Video and YPbPr, when
several input sources are available.
Keystone/ Left
AUTO
Exit
Keystone/ Right
Lamp Status Indicator
SOURCE
Menu
POWER

Introduction8
Adjuster
The projector is equipped with a quick-release adjuster foot and button for adjusting its tilt
angle.
Remote Control Description
Your Remote Control at a Glance
1. Lift the projector up and press the
adjuster button to release the
adjuster.
2. The adjuster will drop into posi-
tion and be locked.
3. To stow the adjuster, depress the
release button and push the adjuster
back to where it is.
1
2
3
ZOOM IN
ZOOM OUT
FREEZE
RETURN
VOLUME
EXIT
MENU
KEYSTONE
BLANK
MUTE
PIP VIDEO
PIP S-VIDEO
POWER
SOURCE AUTO

Introduction 9
Remote Control Effective Range
The remote sensors are located on the front and the back of the projector. It can function in
a range of 30 degrees horizontally and 30 degrees vertically relative to a line that is a right
angle to the remote sensors. The distance between the remote control and the remote sen-
sors must be shorter than 6 meters (19.5 feet).
Remote Control Features
FREEZE
The image can be frozen when FREEZE is
pressed. An icon will appear in the
lower right corner of the screen for three
seconds. To release the freeze function,
press the FREEZE button, RETURN button
or SOURCE button (when the input source
is switched over during display) again. A
“Play” icon will appear in the lower right
corner of the screen for three seconds when
the freeze function is released.
ZOOM IN/OUT
By pressing ZOOM +, the center of the
picture will be magnified. When the +but-
ton is pressed again, the picture is further
magnified, up to four times the original
size. By pressing ZOOM ―, the size of the
image is reduced. When the -button is
pressed again, the picture is further reduced
until it is restored to its original size. To
return to the normal display mode, press
the RETURN button. (This function can be
used in combination with FREEZE. )

Introduction10
Installing or Replacing Batteries
Avoid excessive heat and humidity. There may be danger of an explosion if a battery is incor-
rectly replaced. Replace only with the same or equivalent type recommended by the manu-
facturer. Dispose of used batteries according to the manufacturer’s instructions.
1. Use a pointy-sided
stick to release the
barttery tray. Pull
the tray off.
2. Install or replace a battery.
3. Snap the battery tray back into
place.

Installation 11
Installation
Screen Size
Place the projector at the required distance from the screen according to the desired picture
size (see the table below).
PB2220 (XGA) screen size chart
Distance to
screen
Diagonal measurement Distance to
screen
Diagonal measurement
Minimum
zoom
Maximum
zoom
Minimum
zoom
Maximum
zoom
feet inches inches meters cm cm
4 29.9 36.6 1 62.2 76.2
6 44.8 54.9 1.5 93.3 114.3
8 59.7 73.2 2 124.5 152.4
10 74.7 91.4 2.5 155.6 190.5
12 89.6 109.7 3 186.7 228.6
14 104.5 128.0 3.5 217.8 266.7
16 119.5 146.3 4 248.9 304.8
18 134.4 164.6 4.5 280.0 342.9
20 149.4 182.9 5 311.2 381.0
22 164.3 201.2 5.5 342.3 419.1
24 179.2 219.5 6 373.4 457.2
26 194.2 237.7 6.5 404.5 495.3
28 209.1 256.0 7 435.6 533.4
30 224.0 274.3 7.5 466.7 571.5
32 239.0 292.6 8 497.8 609.6
Projection Distance

Installation12
PB2120 (SVGA) screen size chart
Connecting to Various Equipment
It only takes a few seconds to connect your projector to your computer/notebook, VCR or
other systems. However, a Mac adapter (an optional accessory) is needed for connection for
Macintosh users.
Distance to
screen
Diagonal measurement Distance to
screen
Diagonal measurement
Minimum
zoom
Maximum
zoom
Minimum
zoom
Maximum
zoom
feet inches inches meters cm cm
4 23.5 28.7 1 48.9 59.9
6 35.2 43.1 1.5 73.4 89.8
8 47.0 57.5 2 97.8 119.8
10 58.7 71.9 2.5 122.3 149.7
12 70.4 86.2 3 146.7 179.7
14 82.2 100.6 3.5 171.2 209.6
16 93.9 115.0 4 195.7 239.6
18 105.7 129.4 4.5 220.1 269.5
20 117.4 143.7 5 244.6 299.5
22 129.1 158.1 5.5 269.0 329.4
24 140.9 172.5 6 293.5 359.4
26 152.6 186.9 6.5 317.9 389.3
28 164.3 201.2 7 342.4 419.3
30 176.1 215.6 7.5 366.8 449.2
32 187.8 230.0 8 391.3 479.1
Computer /
HDTV
Audio
Video
S-Video
S-Video /
Video

Operation 13
Operation
Start Up
1. Plug the power cord into a wall socket.
2. Press and hold POWER for 1 second.
The back-lit POWER key blinks green and stays green when the power is turned on.
When the power is turned off, there is a 90-second cooling period before the projector can be
re-started.
3. Switch on all connected equipment.

Operation14
Digital Keystone Correction
Keystoning is when the projected image
is noticeably wider at either the top or
bottom. To correct this, press KEY-
STONE +/- (hot key) on the control
panel of the projector or on the remote
control, then adjust the sliding bar
labeled Keystone, as needed. Press + to
correct keystoning at the top of the
image. Press -to correct keystoning at
the bottom of the image.
Auto Adjustment
In some cases, you may have to optimize the
picture quality manually. To do this, press the
AUTO key on the control panel of the projec-
tor or on the remote control. Within 3 sec-
onds, the built-in Intelligent Auto Adjustment
function will re-adjust the image to the best
picture quality.

Operation 15
Source Selection
When several input sources are available, press
SOURCE key to make a selection from the
control panel of the projector or the remote
control.
Menu System
Press Menu for the main menu and press 3or 4to select a sub-menu. Press Menu again
to select items in the sub-menu.
Menu Bar
Sub-menu Display Image Source Control PIP
PC
Keystone
Brightness
Contrast
Phase
H Size
Auto Resize
H Position
V Position
Color Temp
Information
Mirror
Source Scan
Vol u me
Treble
Bass
Mute
Langauge
OSD
OSD Time
Auto Off
Reset
Lamp Hour
Main page:
PIP Source
PIP Size
PIP Pos.
H Position
V Position
More Options
Sub Page:
Brightness
Contrast
Color
Tint
Sharpness
Y/Pb/Pr
Ratio
Color
Tint
Color Temp
Video
Keystone
Brightness
Contrast
Color
Tint
Ratio
System
Sharpness
Color Temp
Information
S-Video

Operation16
1. Display Menu
FUNCTION DESCRIPTION
Keystone
Corrects the keystone of the image.
Brightness
Adjusts the brightness of the image.
Contrast
Adjusts the degree of difference between darkness and lightness of the
image.
Phase
Adjusts to fit in the desired image size.
*This function is available only when the input mode is PC or YPbPr.
H Size Adjusts to avoid the occurrence of flicker.
*This function is available only when the input mode is PC or YPbPr.
Color Adjusts to increase or decrease the colors (R, G, B) of image.
*This function is not available when the input mode is PC.
Tint Adjusts to make the image look more red or blue.
*This function is not available when the input mode is PC.