ViewSonic Pjd6243 Projector User Manual

34 About Crestron RoomView™ setting and command method, please access below 
website to get RoomView™ User Guide and more information: http://
www.crestron.com/products/roomview_connected_embedded_projectors_devices/
resources.asp 

35
Maintenance
The projector needs proper maintenance. You should keep the lens clean as dust, dirt 
or spots will project on the screen and diminish image quality. If any other parts need 
replacing, contact your dealer or qualified service personnel. When cleaning any part 
of the projector, always switch off and unplug the projector first.
Warning
• Never open any of the covers on the projector. Dangerous electrical voltages inside the 
projector can cause severe injury. Do not attempt to service this...

36
Replacing the Lamp
As the projector operates over time, the brightness of the projector lamp gradually 
decreases and the lamp becomes more susceptible to breakage. We recommend 
replacing the lamp if a warning message is displayed. Do not attempt to replace the 
lamp yourself. Contact the qualified service personnel for replacement.
Note
• The lamp is extremely hot right after turning off the projector. If you touch the lamp, you 
may scald your finger. When you replace the lamp, wait for at least 45...

37 1. Turn off the projector.
2. If the projector is installed in a ceiling mount, remove it
3. Unplug the power cord.
4. Loosen the screw in the side of the lamp cover and remove the cover.
5. Remove the screws from the lamp module, raise the handle, and lift out the 
module.
6. Insert the new lamp module into the projector and tighten the screws.
7. Replace the lamp cover and tighten the screw.
8. Turn on the projector.  If the lamp does not turn on after the warm-up period, try 
reinstalling the...

38
Specifications
Display system Single 0.55" DLP panel
Resolution XGA (1024 x 768 pixels)
Zoom 1.2x
F/No. 2.54 ~ 2.78
Focal length 18.36~22.02mm
Screen size 30” - 300”
Lamp 240W
Input terminal D-Sub 15-pin x 2, S-Video x 1, Video x 1, Audio signal input 
(3.5 mm stereo mini jack) x 1, HDMI x 1
Output terminal D-Sub 15 pin x 1,  Audio signal output (3.5 mm stereo mini 
jack) x 1
Control terminal RS-232 x 1, Mini USB type x1 (supports firmware upgrade 
and remote mouse control), RJ45
Speaker 5 watt x...

39
Dimensions
284.0 mm (W) x 233.7 mm (D) x 89.5 mm (H)
Ceiling mount installation
233.7
89.5284.0
76.4
62.1
210.7 193.7
139.0
Ceiling mount screws:
M4 x 8 (Max. L = 8 mm)
Unit: mm 

40
Appendix
LED Indicator Messages
LED TypeColorStatusMeaning
Power LED Blue Solid Standby mode when green mode is turned 
on.
Temp/Lamp LED Blue/Red Off
Power LED Blue Flash Standby mode when green mode is turned 
off.
Temp/Lamp LED Blue/Red Off
Power LED Blue Solid Powering up
Temp/Lamp LED Blue/Red Off
Power LED Blue Solid Normal operation
Temp/Lamp LED Blue/Red Off
Power LED Blue Flash Powering down
Temp/Lamp LED Blue/Red Off
Power LED Blue Flash The projector system has some problems 
with its fans,...

41
Compatibility Modes
Computer:
Resolution H-Sync [KHz] V-Sync [Hz]
640 x 350 37.9 85.0
640 x 480 24.6 50.0
31.5 59.9
37.9 72.8
37.5 75.0
43.3 85.0
61.9 120.0
720 x 400 31.5 70.0
37.9 85.0
800 x 600 31.0 50.0
35.2 56.0
37.9 60.3
48.1 72.0
46.9 75.0
53.7 85.1
76.3 120.0
1024 x 768 48.4 60.0
56.5 70.1
60.0 75.0
68.7 85.0
97.6 120.0
1152 x 864 67.5 75.0
1280 x 768 47.8 60.0
1280 x 960 60.0 60.0
85.9 85.0
1280 x 1024 64.0 60.0
1400 x 1050 65.3 60.0
1600 x 1200 75.0 60.0
1680 x 1050 65,3 60,0 

42
Video: 
Compatibility Resolution H-Sync [KHz] V-Sync [Hz]
480i 720 x 480 15.8 60
480p 720 x 480 31.5 60
576i 720 x 576 15.8 50
576p 720 x 576 31.3 50
720p 1280 x 720 37.5 50
720p 1280 x 720 45 60
1080i 1920 x 1080 33.8 60
1080i 1920 x 1080 28.1 50
1080p 1920 x 1080 67.5 60
1080p 1920 x 1080 56.3 50 

43
Troubleshooting
Refer to the symptoms and measures listed below before sending the projector for 
repairs. If the problem persists, contact your local reseller or service center. Please 
refer to "LED Indicator Messages" as well.
Start-up problems
If no lights turn on:
•
Be sure that the power cord is securely connected to the projector and the other end is 
plugged into an outlet with power.
• Press the power button again.
•
Unplug the power cord and wait for a short while, then plug it in...