BenQ Pb8230/pb8220/pb8120 Users Guide

							Operation
17 BenQ PB8230/ PB8220/ PB8120 User’s Guide
2. Image Menu   
  
FUNCTIONDESCRIPTION
RatioUsers have 3 options for the image ratio.
1. 4:3     2. 16:9     3. 1:1 
*1:1 is available only when the input mode is PC.
H-positionAdjusts the horizontal position of the projected image.  
*This function is available only when the input mode is PC .
V- p o s i t i o nAdjusts the vertical positon of the projected image. 
*This function is available only when the input mode is PC .
Color Temp.Adjusts the color temperature to fit your preference.
InformationShows the current resolution.
SystemSystem information will be shown:
1.NTSC   2. PAL   3.SECAM   4. YUV
SharpnessAdjusts the image to make it look sharper or softer.
*This function is not available when the input mode is PC or YPBPR.
ColorIncreases or decreases the color range (R, G, B) of the image.*This function is not available when the input mode is PC .
TintAdjusts the image to make it appear more red or blue.*This function is available only when the selected System is NTSC. 
						

							Operation 18 BenQ PB8230/ PB8220/ PB8120 User’s Guide
3. Source Menu  
FUNCTIONDESCRIPTION
Mirror 
SourceSelects the input source from among PC, Video, S-Video, and YP
BPR, 
when several sources are available.
Vo l u m eAdjusts the volume level.
Tr e b l eAdjusts the treble level. 
BassAdjusts the bass level.
Mute
1. Default   2. Ceiling 
mounted projection
3. Rear screen projection4. Ceiling    
mounted and rear- 
screen projection
OffOn 
						

							Operation
19 BenQ PB8230/ PB8220/ PB8120 User’s Guide
4. Control Menu
FUNCTIONDESCRIPTION
LanguageLanguage sets the language for the OSD control menus.
Use the 3 / 4 key to select the desired language from 
among English, French, German, Italian, Spanish, Korean, 
Simplified Chinese and Traditional Chinese. 
OSDOSD Pos.
Selects a desired OSD position.
OSD Time
Sets the length of time the OSD will remain active after the 
last time you pressed the  button. The range is from 5 to 60 
seconds in 5-second increments.
SetupSource Scan
When selected, activates the Source scan function.
Key s t o n e  H o l d
When selected, preserves the last keystone correction value 
even when the projector is restarted.
Mirror Hold
When selected, preserves the last mirror correction value 
even when the projector is restarted.
Blank Time
Determines the length of time before the projector is shut 
off when Blank is activated. 
Auto Off
Sets the length of time before the system is shut off when no 
input is detected.
User Logo
Enables the user to define his/her own logo screen that will 
display during strat-up. Three modes are available: Default 
(BENQ logo), black screen and blue screen.
Video ModeSelects video mode. 
ResetReturns all settings to their factory preset values.
Lamp HourShows lamp usage time. 
						

							Operation 20 BenQ PB8230/ PB8220/ PB8120 User’s Guide
5. PIP Menu
These functions are available only when the input mode is PC and the PIP source is 
Video or S-Video.  
FUNCTIONDESCRIPTION
PIP SourceSelects the source for the PIP.
PIP SizeEnables use of the 3 / 4 key to scroll through the four alter-
natives: Off, Small, Medium, Large. 
PIP PositionSelects a desired position for the PIP.  
H. PositionAdjusts the horizontal position of the PIP image. 
V.  P o s i t i o nAdjusts the vertical position of the PIP image.
More OptionsEnables use of the 3 / 4 key to select more PIP functions 
including Brightness, Contrast, Color, Tint, Sharpness and 
System. 
BrightnessAdjusts the brightness of the PIP image.
ContrastAdjusts the degree of difference between dark and light for 
the PIP image. 
ColorIncreases or decreases the color range (R, G, B) of the image.
TintAdjusts the image to make it appear more red or blue.
SharpnessAdjusts the image to make it appear sharper or softer
SystemSelects PIP image systems: Auto, NTSC, PAL, SECAM
PIP-Source PIP-Pos PIP-Size
PIP-Source PIP-Pos PIP-Size 
						

							Operation
21 BenQ PB8230/ PB8220/ PB8120 User’s Guide
Shutdown
1. Press and hold POWER and a warning message will appear. To turn off the 
projector, press POWER again.
2. The fan will continue to run for approximately two minutes.
3. Turn off the main power switch.
4. Disconnect the power cord from the wall socket.
Caution
Please do not unplug the power cord before POWER is shut down or dur-
ing the two-minute cooling process.
If the projector is not properly shut down, to protect the lamp, the sys-
tem will detect this and cool the lamp for two minutes automatically 
before turning on again.
I
Projector
Remote Control 
						

							Maintenance 22 BenQ PB8230/ PB8220/ PB8120 User’s Guide
MAINTENANCE
Lamp Information 
Use and Replacement of the Lamp
When the Lamp Indicator lights up red or a message appears suggesting the time of 
lamp replacement, please install a new lamp or consult your dealer. An old lamp could 
cause a malfunction in the projector and in rare instances may even explode.
Lamp LED Indicators    
Caution
The LAMP indicator will light up if the lamp becomes too hot. Turn off the 
power and let the projector cool for 45 minutes. If the LAMP indicator is 
still red when turning the power on, please contact your dealer. Lamp Life IndicatorsWhen the LED lights up red, it is warning you that lamp 
uage has exceeded 2000 hours. Replace the projection 
lamp with a new one immediately.
The Lamp is not 
properly attachedLED lights up red.
The temperature is too 
high When the projector’s internal temperature is too high 
for the projector to operate safely, the LED blinks 
orange and the lamp turns off automatically. The LED 
keeps blinking while the unit is off.
If the LED light is off, the operation and temperature of 
the projector’s lamp are normal. 
						

							Maintenance
23 BenQ PB8230/ PB8220/ PB8120 User’s Guide
Lamp Replacement
Caution
To reduce the risk of electrical shock, always turn off the projector and dis-connect the power cord before changing the lamp.   
1. Turn off the projector. Disconnect the
power cord from the outlet and the
projector.
2. Loosen the screw and remove the
lamp cover. If the lamp is hot, avoid
burns by waiting 45 minutes until the
lamp has cooled.
3. Loosen the 3 screws. (It is strongly
recommended that you use a
magnetic-head screwdriver.) Pull the
handle to remove the lamp housing. If
the screws are not loosened
completely, they could injure your
fingers. Do not insert your hand into
the box after the lamp is removed. If
you touch the optical components
inside, this could cause color
unevenness in projected images.
4. Replace the lamp with a new one.
Insert it into the projector, and
tighten the screws firmly. Loose
screws may cause a bad connection,
which may result in malfunction.
5. Re-install the lamp cover and tighten
the screw. Do not turn on the
power with the lamp cover
removed. Whenever the lamp is
replaced, reset the total lamp
operation time. Do not reset if the
lamp is not replaced as this could
cause damage.     Step 1
  
Step 2
Step 3
Step 4 
						

							Maintenance 24 BenQ PB8230/ PB8220/ PB8120 User’s Guide
Caution
To reduce the risk of severe burns, allow the projector to cool for at least 45 
minutes before replacing the lamp.
To reduce the risk of injuries to fingers and damage to internal components, 
use caution when removing lamp glass that has shattered into sharp pieces.
To reduce the risk of injuries to fingers and/or compromising image quality 
by touching the lens, do not touch the empty lamp compartment when the 
lamp is removed.
This lamp contains mercury. Consult your local hazardous waste regula-
tions to dispose of this lamp in a proper manner.
Resetting Lamp Hours
If you replace the lamp after 2000 hours of operation, please follow the instructions 
below within 10 minutes of powering on.   
Temp Information
When the LED lights up, it is warning you of the following possible problems:
1. The internal temperature is too high.
2. The fans are not working.
Turn off the projector and contact qualified service personnel for further help.
OSD FUNCTION
Press the Exit button on the projector for 
3 seconds to display the total used lamp 
time.
 Press the MENU button on the 
projector during the lamp hour 
message. An adjustment message will 
appear.
Press W or X to reset lamp hours or 
press EXIT to leave. 
						

							Maintenance
25 BenQ PB8230/ PB8220/ PB8120 User’s Guide
Service Information
Accessories (included in the standard package)
Optional Accessories (not included in the standard package)    
Ordering Parts or Getting Information
For product information, product assistance, service information, or to order 
accessories, please visit the BENQ Corporation website at http://www.BenQ.com
. Description  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Part Number
Power cord (EU) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  27.82718.281
Power cord (US)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  27.01818.000
Power cord (UK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  27.01018.000
Signal cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   50.J0508.502
Video cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  50.72918.001
S-Video cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  50.72920.011
PC - PC audio cable  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  50.74405.501
Soft carry case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98.J3402.B11
HDTV cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50.J7111.501
USB mouse cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  50.73213.501
Remote control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98.J3401.011
3-2 converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  22.91007.001
Description of parts   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Part number 
Mac adapter (switchable)   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20.20118.A15
250W lamp module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  65.J4002.001 
						

							Troubleshooting 26 BenQ PB8230/ PB8220/ PB8120 User’s Guide
TROUBLESHOOTING
Common Problems & Solutions
PROBLEMS TRY THESE SOLUTIONS
NO POWER Make sure the power cord is inserted snuged into the AC adapter 
socket.
 Make sure the power cord is inserted snuged into the power 
outlet.
 Toggle the power switch to the position “1”.
 Wait two minutes after the projector is turned off before turning 
the projector back on.
NO PICTURE Check for the proper input source.
 Ensure all cables are connected properly.
 Adjust the brightness and contrast. 
 Remove the lens cap.
TRAPEZOID 
IMAGE ON 
THE SCREEN Reposition the unit to improve its angle on the screen.
Use the Ke y s t o n e correction key on the control panel of the 
projector or the remote control unit.
POOR COLOR Select the correct video system.
 Adjust brightness, contrast, or saturation.
BLURRED 
IMAGE Press Auto on the control panel of the projector or the remote 
control unit to get better picture quality.
 Adjust the focus. 
 Reposition the unit to improve its projection angle.
 Ensure the distance between the unit and screen is within the 
adjustment range of the lens.
REMOTE 
CONTROL 
DOES NOT 
WO R K Replace the batteries with new ones.
 Make sure there is no obstacle between the remote control and 
the projector.
 Stand within 6 meters (19.5 feet) of the projector.
 Make sure nothing is blocking the front and rear receivers.