Vidikron Projector Vision Model 90t User Manual

Operation
Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual 41 
Remote Control: The Remote Control menu shows you the primary and secondary infrared 
(IR) codes to which the Vision 90t/100t will respond. By default, both are set to 17. You can 
change these codes if either:
 Another device in the theater (a DVD player, for example) is responding to commands 
from the Vision 90t/100t remote control in ways that are unpredictable or undesirable. 
 You have multiple Vision 90t/100t...

Operation
42 Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual
HD Format: If the characteristics of the incoming signal on the HD1 or HD2 inputs are 
known, select HD Format from the Service menu and set them as described below. Doing so 
can reduce the time it takes the Vision 90t/100t to switch from HD to 480i signals or vice 
versa. 
This is generally not necessary unless the Vision 90t/100t – for whatever reason – has 
difficulty determining the color space (RGB or YUV), bandwidth or...

Operation
Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual 43 
Resolution: The Vision 90t/100t defaults to an output resolution of 720p. When using the 
Vision 90t/100t with a computer or certain HD sources, you may want to force it to use a 
different output resolution. If so, select Resolution from the Service menu and choose one. 
Then, press ENTER to confirm. 
System Reset: To reset ALL projector and controller settings (including image settings) back 
to their factory defaults,...

Operation
44 Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual
Notes: 

Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual 45 
5.1 
Lamp Replacement
The lamp should be replaced when it reaches the end of its life (typically 2000 hours), or 
sooner if a noticeable degradation in brightness occurs. Contact your Vidikron dealer to 
obtain a replacement lamp.
1. Turn off the projector and unplug the power cord. Allow the projector to cool down for 
approximately 45 minutes prior to removing the lamp assembly for replacement.
2. Loosen the four rear Lamp Cover...

Maintenance and Troubleshooting
46 Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual
5.2 
Lens Replacement
If you need to remove the lens – either to replace it or to prepare the projector for shipment – 
proceed as follows: 
 
1. Power down the projector and wait five minutes to allow the lamp to cool. 
2. Remove the secondary anamorphic lens, if present. 
3. Loosen the two, captive Phillips screws at the 
top and bottom of the front lens decorative 
bezel. Then, remove the bezel....

Maintenance and Troubleshooting
Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual 47 
Note that the lens mount flange has a female 
socket connector for the lens motor on the 
right side of the flange. 
  
 
 
 
 
 
 
 
Note that the lens assembly motor has a 
male socket connector. 
  
 
 
 
 
 
 
 
 
 
 
6. Hold the replacement lens assembly with 
the motor facing right (or left, if the projector 
is inverted). Carefully insert the back of the 
lens assembly into the hole in the lens...

Maintenance and Troubleshooting
48 Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual
5.3 
Troubleshooting Tips
Table 5-1 provides some general guidelines for troubleshooting problems you may 
encounter with the Vision 90t/100t. 
If you encounter an issue not described here or in Section 3 (refer to Installation 
Considerations on page 15), or if the suggested solutions fail to resolve the problem, please 
contact your Vidikron dealer or Vidikron Technical Support. 
Table 5-1....

Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual 49 
6.1 
RS-232 Connection and 
Port Configuration
To interface the Vision 90t/100t with a home theater automation/control system or a PC 
running terminal emulation software, connect it to your control system or PC as shown in 
Figure 3-10. 
Configure the RS-232 controller or PC serial port as follows: no parity, 8 data bits, 1 stop bit 
and no flow control. Set the baud rate to 19200, to match that of the Vision 90t/100t RS-232 
port....

Serial Communications
50 Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual
Input Selection Commands
COMPONENTNAYESSelects the Component input
COMPOSITENAYESSelects the Composite video input 
DVI1NAYESSelects the DVI 1 input 
DVI2NAYESSelects the DVI 2 input 
HD1NA YESSelects the RGB HD 1 input
HD2NA YESSelects the RGB HD 2 input
INPUT?NANAReturns active input
SVIDEO1NAYESSelects the S-Video 1 input
SVIDEO2NAYESSelects the S-Video 2 input
Aspect Ratio Commands
ANAMORPHICNAYESSelects the...