BenQ Mx660/mx615/ms614 Digital Projector User Manual

Operation 51
FunctionDescription
Baud Rate
Selects a baud rate that is identical with your computer’s so that you can 
connect the projector using a suit able RS-232 cable and update or 
download the projector’s firmware. This function is intended for 
qualified service personnel.
Test PatternSelecting  On enables the function and the projector displays the grid test 
pattern. It helps you adjust the image size and focus and check that the 
projected image is free from distortion.
Closed 
Caption
Closed...

Operation 52
Function Description
FAQ-Image 
and 
Installation
Displays possible solutions to problems you may encounter.FAQ-
Features and 
Service
Current 
System 
Status
Source
Shows the current signal source.
Picture Mode
Shows the selected mode in the PICTURE menu.
Resolution
Shows the native resolution of the input signal.
Color System
Shows input system format: NTSC, PAL, SECAM, YUV, or RGB.
Equivalent Lamp Hour
Displays the number of hours the lamp has been used.
Firmware Version
Shows the...

Maintenance 53
Maintenance
Care of the projector
Your projector needs little maintenance. The only thing you need to do on a regular basis is 
to keep the lens and case clean.
Never remove any parts of the projector except the lamp. Contact your dealer if other parts 
need replacing.
Cleaning the lens
Clean the lens whenever you notice dirt or dust on the surface. 
•  Use a canister of compressed air to remove dust. 
•  If there is dirt or smears, use lens-cleaning paper or moisten a soft cloth with lens...

Maintenance 54
Lamp information
Getting to know the lamp hour
When the projector is in operation, the duration (in hours) of lamp usage is automatically 
calculated by the built-in timer. 
See Setting Lamp Mode as Economic below for more information on Economic mode.
To obtain the lamp hour information:
1. Press MENU/EXIT and then press  /  to highlight the SYSTEM SETUP: Advanced 
menu.
2. Press   to highlight Lamp Settings and press MODE/ENTER. The Lamp Settings page 
displays.
3. You will see the...

Maintenance 55
Timing of replacing the lamp
When the Lamp indicator lights up red or a message appears suggesting it is time to replace 
the lamp, please install a new lamp or consult your dealer. An old lamp may cause a 
malfunction in the projector and in some instances the lamp may explode. 
Go to http://lamp.benq.com for a replacement lamp.
The LAMP indicator light and TEMPerature warning light will light up if the lamp becomes too 
hot. Turn the power off and let the projector cool for 45 minutes....

Maintenance 56
Replacing the lamp
•  To reduce the risk of electrical shock, always turn the projector off and disconnect the 
power cord before changing the lamp.
•  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...

Maintenance 57 7. Use the handle to slowly pull the lamp out of 
the projector.
•  Pulling it too quickly may cause the lamp to break 
and scatter broken glass in the projector.
•  Do not place the lamp in locations where water 
might splash on it, children can reach it, or near 
flammable materials.
•  Do not insert your hands into the projector after 
the lamp is removed. If you touch the optical 
components inside, it could cause color 
unevenness and distortion of the projected 
images.
8. As shown...

Maintenance 5814. Connect the power and restart the projector.
Do not turn the power on with the lamp cover removed. 
Resetting the lamp timer
15. After the startup logo, open the On-Screen Display (OSD) menu. Go to the SYSTEM 
SETUP: Advanced > Lamp Settings menu. Press MODE/ENTER. The Lamp Settings 
page displays. Highlight Reset lamp timer. A warning message displays asking if you 
want to reset the lamp timer. Highlight Reset and press MODE/ENTER. The lamp 
time will be reset to “0”.
Do not reset if...

Maintenance 59
Indicators
LightStatus & Description
Power events
Orange Off OffStand-by mode.
Green
FlashingOff OffPowering up.
Green Off OffNormal operation.
Orange
FlashingOff Off
•  The projector needs 90 seconds to cool down as it was 
abnormally shut down without the normal cooling down 
process.
•  The projector needs to cool for 90 seconds after the power 
is turned off.
•  The projector has shut down automatically. If you try to re-
start the projector, it will shut down again. Please contact...

Troubleshooting 60
Troubleshooting
The projector does not turn on.
No picture
Blurred image
Remote control does not work
The password is incorrect
CauseRemedy
There is no power from the power 
cord.Plug the power cord into the AC power jack on 
the projector, and plug the power cord into the 
power outlet. If the power outlet has a switch, 
make sure that it is switched on.
Attempting to turn the projector on 
again during the cooling process.Wait until the cooling down process has 
completed....