ViewSonic Projector Pj1172 User Manual

ViewSonic  PJ1172 36
Replacing The Lamp
If the indicators or a message prompts you to replace the lamp, replace the lamp as soon 
as possible.
1Turn off the projector, and unplug the power cord. Allow the lamp bulb to cool for at least 
45 minutes.
2Contact your dealer to prepare a new lamp. Tell the dealer your lamp type number. If the 
projector is mounted on the ceiling, or if the lamp has broken, also ask the dealer to 
replace the lamp.
In the case of replacement by yourself, 
3After making sure...

ViewSonic  PJ1172 37
Air Filter
Caring For The Air Filter
The air filter should be cleaned about every 100 hours. If the indicators or a message 
prompts you to clean the air filter, clean the air filter as soon as possible. If the soiling will 
not come off the air filter, or it becomes damaged, then it needs to be replaced. Please 
replace the air filter as soon as possible.
memo When you replace the lamp, please replace also the air filter.
1Turn off the projector, and unplug the power cord. Allow the...

ViewSonic  PJ1172 38
Other Care
Caring For The Inside Of The Projector
In order to ensure the safe use of your projector, please have it cleaned and inspected by 
your local dealer about once every 2 years.
Caring For The Lens
1Turn off the projector, and unplug the power cord.
2Lightly wipe the lens with a commercially available lens-cleaning wipe. Do not touch the 
lens directly with your hand.
Caring For The Cabinet And Remote Control
1Turn off the projector, and unplug the power cord.
2Wipe lightly...

ViewSonic  PJ1172 39
Troubleshooting
Related Messages
When the projector power is on, messages such as those shown below may be displayed. 
When any such message is displayed on the screen, please respond as described below. If 
the same mess age is displayed after the treatment, or if a message other than the 
following appears, please contact your dealer or service company.
memo Although these messages will be automatically disappeared around several minutes, it 
will be reappeared every time the power...

ViewSonic  PJ1172 40
Regarding The Indicator Lamps
Lighting and blinking of the STANDBY/ON indicator, the LAMP indicator and the TEMP 
indicator have the meanings as described in the table below. Please respond in according 
with the instructions within the table. If the same indication is displayed after the treatment, 
or if an indication other than the following is displayed, please contact your dealer or 
service company.
NOTE
• When the interior portion has become overheated, for safety purposes,...

ViewSonic  PJ1172 41
Regarding The Indicator Lamps (continued)
STANDBY/
ON indicatorLAMP 
indicatorTEMP 
indicatorDescription
Lighting in 
RedBlinking in 
RedTurned offEither there is no lamp and/or lamp cover, or 
either of these has not been properly fixed.
Please turn the power off, and allow the unit to 
cool down at least 45 minutes. After the projector 
has sufficiently cooled down, please make confir-
mation of the attachment state of the lamp and 
lamp cover, and then turn the power on again.
If...

ViewSonic  PJ1172 42
Phenomena That May Easily Be Mistaken For Machine 
Defects
Before requesting repair, please check in accordance with the following chart. If the 
situation cannot be corrected, please contact your dealer or service company.
NOTE
• Although bright spots or dark spots may appear on the screen, this is a unique 
characteristic of liquid crystal displays, and such do not constitute or imply a machine 
defect.
(This table is continued to the following page.)
 WA R N I N G
Never use the...

ViewSonic  PJ1172 43
Phenomena That May Easily Be Mistaken For Machine Defects (continued)
Phenomenon Cases not involving a machine defectReference 
page(s)
Pictures are dis-
played, but no 
sounds are 
heard.The signal cables are not correctly connected.
Correctly connect the connection cables.
6, 7, 8
The volume is adjusted to an extremely low level.
Adjust the VOLUME to a higher level.17, 31
The sound is muted.
Press the MUTE button to restore the sound.17
The audio input is not correctly selected...

ViewSonic  PJ1172 44
Specifications
NOTE
• This specifications are subject to change without notice.
Item Specification
Product name
Liquid crystal projector
Liquid crys-
tal panelPanel size
2.5 cm (0.99 type)
Drive system
TFT active matrix
Pixels
786,432 pixels (1024 horizontal x 768 vertical)
Lens Zoom lens F=1.7~2.4 f=30.5~45.8 mm
Lamp 310 W UHB
Speaker 1.0W + 1.0W (Stereo)
Power supply AC100 ~ 120V, 5.2A / AC220 ~ 240V, 2.2A
Power consumption 470 W
Temperature range 0°C ~ 35°C (Operating)
Size 420(W)...

ViewSonic  PJ1172 45
Customer Support
For technical support or product service, see the table below or contact your reseller.
NOTE: You will need the product serial number.
Country/Region Web site T = Telephone
F = FAXEmail
United States www.viewsonic.com/supportT: (800) 688-6688
F: (909) [email protected]
Canada www.viewsonic.com/supportT: (800) 688-6688
F: (909) [email protected]
United Kingdom www.viewsoniceurope.comT:  0800 833 648
F: (01293)...