Runco 1080p Manual Do Utilizador

Table 5-1 provides some general guidelines for troubleshooting problems you may 
encounter with the VX-44d/-55d. If the suggested solutions fail to resolve the problem or if 
you encounter an issue not described here, please contact Runco Technical Support. 

The projector does not turn 
on after initial installation. 

• The VX-44d/-55d is not 

plugged in or the AC outlet 
is not active. 

 

• The DHD Controller is not 

plugged in or the AC outlet 
is not active. 

 

• The  remote  control 

batteries have run out. 

• The serial connection from 

the DHD Controller to the 
VX-44d/-55d is incorrect. 

• Ensure that the 

VX-44d/-55d is plugged in 
and that the AC outlet is 
active. 

• Ensure that the DHD 

Controller is plugged in 
and that the AC outlet is 
active. 

• Replace the batteries. 

 

• Ensure that the RS-232 

output from the DHD 
Controller is properly 
connected to the RS-232C 
input on the VX-44d/-55d 
(see Figure 3-8). 

The projector and DHD 
Controller are both on, but 
there is no picture and 
on-screen menus do not 
appear. 

• Lens cover is on or shutter 

is closed. 

 

• Lamp failed to ignite. 

 

 
 

• Faulty or incorrect video 

connection between the 
DHD Controller and the 
VX-44d/-55d. 

• Ensure that the lens cover 

is off and the shutter is 
open. 

• Ensure that the lamp door 

is closed. If it is and the 
problem persists, replace 
the lamp. 

• Ensure that the HDMI 

output from the DHD 
Controller are properly 
connected to the video 
inputs on the VX-44d/-55d 
(see Figure 3-8). 

The display is on and menus 
appear, but there is no 
picture. 

• Incorrect source selection. 
• Source component is not 

turned on. 

• Source component is 

connected incorrectly or 
not at all. 

• Select the correct source. 
• Turn on the source 

component. 

• Check connections from 

source component to DHD 
Controller. 

A projected image from a 
DVD is split or otherwise 
scrambled. 

• DVD player is connected 

to the Component input 
and set to progressive 
scan mode. 

• Turn off progressive scan 

on the DVD player. Or, 
connect the DVD player to 
the HD1 or HD2 input. 

Image appears “squeezed” or 
vertically stretched into cen-
ter of screen. 

• Incorrect aspect ratio 

selection. 

• Select a different aspect 

ratio.