ViewSonic Pj551 Projector User Manual

ViewSonic  PJ500/PJ550/PJ501/PJ55118
Maintenance
Lamp 
To order a new lamp unit see page 26 for contact information and see Table 15 for part numbers. The 
estimated lamp life is 2000 hours. Before replacing the lamp, turn the Power Switch OFF, remove 
the power cord from the power outlet, and wait approximately 45 minutes until the lamp has cooled. 
CAUTION: The lamp may explode if handled at high temperatures.
   
Lamp Life
Projector lamps have a finite life. The image will become darker and hues will...

19ViewSonic  PJ500/PJ550/PJ501/PJ551
Replacing the Lamp
When the indicator shows that there is zero (0) hours of lamp life remaining, the unit will 
automatically shut off within 10 minutes. If you see this message you should replace the lamp. 
However, you may replace the lamp anytime after the first warning message appears at 
approximately 300 hours of remaining lamp life.   
Resetting the Lamp Timer
After replacing the lamp, it is important that you reset the lamp timer. When the lamp has been...

ViewSonic  PJ500/PJ550/PJ501/PJ55120
Air-Filter 
Cleaning the Air Filter
The air filter should be cleaned as described below at intervals of approximately 100 hours. When 
the filter is used for approximately 100 hours, the message CLEAN THE AIR FILTER appears 
when the projector is switched on.
1Switch the projector power supply OFF, and remove the power cord from the power outlet.
2Clean the air filter with a vacuum cleaner.
3Reset the Filter Timer using the function of the FILTER TIME on the OPTION...

21ViewSonic  PJ500/PJ550/PJ501/PJ551
Troubleshooting
OSD Messages
The messages as described below may appear on the screen at POWER ON. Take the appropriate 
measures when such messages appear.   
1 This message is cleared automatically after approximately three minutes, and appears every time POWER is switched 
ON.
Indicator Messages
The POWER indicator, LAMP indicator, and TEMP indicator are either lit, unlit or blinking as 
explained in the table below.  
Table 10: OSD Messages 
Screen Message Meaning...

ViewSonic  PJ500/PJ550/PJ501/PJ55122
NOTE
: (about overheating) 
When the internal temperature rises too high, POWER to the unit switches OFF as a safety precaution; 
the LED lamp indicator turns OFF.  Set the POWER switch to [0] and wait 20 minutes until the equipment has cooled sufficiently 
before continuing with operation.
Symptom
Before requesting repair, refer to the chart below. If the problem cannot be corrected, contact your 
dealer.   
Blinks/
Lights redLights red Turns off Lamp is not lit.
The...

23ViewSonic  PJ500/PJ550/PJ501/PJ551
Video is 
present but 
no audioThe projector is not 
correctly connected.Connect correctly. page 7
page 8
The volume is set to 
minimum.Press VOLUME button on the remote control or display 
the menu screen and adjust the volume.
Mute is turned on.
Press the MUTE   button.page 10
Audio is 
present but 
no videoThe projector is not 
correctly connected.Connect correctly. page 7
page 8
The brightness is set to 
minimum.Select BRIGHT and CONTRAST with the MENU button and...

ViewSonic  PJ500/PJ550/PJ501/PJ55124
Specifications  
PJ500/PJ501 Technical Specifications
Table 13: PJ500/PJ501 Specifications
Item Specification
Liquid crystal
Panel Size
panel
Pixels0.7 inch P-Si TFT x3
800 horizontal x 600 vertical, 8 bit color, 16.7 Million  colors
Lens
Manual Zoom  F=2.0 - 2.3  f=17.7 -21.2 mm
Zoom 1.2 : 1, manual focus
Projection Distance
0.9 - 9.0 Meters
Display Size
30 - 300 inches
Keystone Correction
6:1 upward shift (fixed)
Lamp
150 W UHB (normal mode); 130 W UHB (whisper...

25ViewSonic  PJ500/PJ550/PJ501/PJ551
PJ550/PJ551 Technical Specifications
Table 14: PJ550/PJ551 Specifications
Item Specification
Liquid crystal
Panel Size
panel
Pixels0.7 inch  P-Si TFT with microlens
1024 horizontal x 768 vertical, 8 bit color, 16.7 Million  colors
Lens
Manual Zoom  F=2.0 - 2.3  f=17.7 -21.2 mm
Zoom 1.2 : 1, manual focus
Projection Distance
0.9 - 9.0 Meters
Display Size
30 - 300 inches
Keystone Correction
6:1 upward shift (fixed)
Lamp
150 W UHB (normal mode); 130 W UHB (whisper mode)...

ViewSonic  PJ500/PJ550/PJ501/PJ55126
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
Canadaviewsonic.com/
support
viewsonic.com/
supportT:
 (800) 688-6688
F:
 (909) 468-1202
T:
 (800) 688-6688
F:
 (909) 468-1202service.us@
viewsonic.com
service.ca@
viewsonic.com
United Kingdom viewsoniceurope.comT:  
0800 833 648
F:
 (01293)...

27ViewSonic  PJ500/PJ550/PJ501/PJ551
LIMITED   WARRANTY
VIEWSONIC PROJECTOR
What the warranty covers:
ViewSonic
® warrants its products to be free from defects in material and workmanship during the warranty period. If a 
product proves to be defective in material or workmanship during the warranty period, ViewSonic
 will at its sole option 
repair or replace the product with a like product. Replacement product or parts may include remanufactured or refurbished 
parts or components.
How long the warranty...