Maintenance and Troubleshooting

Table 5-1. Troubleshooting Chart (continued)

Symptom

Possible Cause(s)

Solution

 

 

 

The “right-eye” optical engine

• The serial connection from

• Ensure that the

does not turn on or respond to

the Secondary DHD

Display Control (RS-232)

user commands. The vacuum

Controller to the “right-eye”

output from the Secondary

fluorescent display on the Pri-

optical engine on the

DHD Controller is properly

mary DHD Controller front

display is incorrect or the

connected to the display

panel displays the following

cable is faulty.

(see Figure 3-14).

message:

 

 

Secondary Display Error

 

 

Communication Failure

 

 

Neither the Secondary DHD Controller nor the “right-eye” optical engine turns on or responds to user commands. The vacuum fluorescent dis- play on the Primary DHD Con- troller front panel displays the following message:

Secondary DHD Error Communication Failure

The serial connection from the Primary DHD Controller to the Secondary DHD Controller is incorrect or the cable is faulty.

Ensure that the RS-232 (To

Accessory Box) connectors on the Primary and Secondary DHD Controllers are connected to each other, using a known-good,“null-modem”(cross-over) cable (see Figure 3-15).

The 3Dimension Processor

• The HDMI CEC connection

• Ensure that the HDMI 1

does not turn on or respond to

from the Primary DHD

input on the Primary DHD

user commands. The vacuum

Controller to the

Controller is connected to

fluorescent display on the Pri-

3Dimension Processor is

the Left HDMI output on

mary DHD Controller front

incorrect or the cable is

the 3Dimension Processor,

panel displays the following

faulty.

using a known-good HDMI

message:

 

cable (see Figure 3-15).

BAE Error

 

 

Communication Failure

 

 

The display and DHD Control- ler both turn on, but there is no picture and on-screen menus do not appear.

Faulty or incorrect video connection from one or both DHD Controllers to the display.

Ensure that the HDMI outputs from both DHD Controllers are properly connected to the display (see Figure 3-14).

Try a known-good and/or shorter HDMI cable.

The display is on and menus

Incorrect source selection.

• Select the correct source.

appear, but there is no picture.

Source component is not

• Turn on the source

 

 

turned on.

component.

 

Source component is

• Check connections from

 

 

connected incorrectly or

the source component to

 

 

not at all.

the 3Dimension Processor.

 

 

 

 

Image is too bright and/or lacks definition in the bright areas of the image.

• Contrast is set too high.

• Lower the contrast setting.

Image appears “washed out” • Brightness is set too high. • Lower the brightness

and/or dark areas appear toosetting. bright.

D-73d Series Installation/Operation Manual

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Runco D-73D operation manual Secondary Display Error Communication Failure

D-73D specifications

The Runco D-73D is a visionary addition to the world of high-definition projection technology. Built with a passion for delivering unparalleled image quality and an immersive viewing experience, this projector is designed for both home theater enthusiasts and professional-grade installations. With its advanced features and innovative technologies, the D-73D stands out in its category.

One of the main characteristics of the Runco D-73D is its impressive resolution. It supports a full 1080p image, ensuring that every detail is rendered with clarity, making it an ideal choice for cinematic experiences at home or in specialized environments. The projector employs three 0.61-inch DLP (Digital Light Processing) chips, which not only enhance color accuracy but also contribute to a sharper overall image compared to traditional projection systems.

The D-73D incorporates Runco's unique Vivix® video processing technology, which is designed to optimize image quality. This technology improves color reproduction, contrast, and detail, ensuring that the contents displayed are not just sharp, but vibrant and lifelike. Coupled with 10-bit processing, the projector delivers over a billion colors, facilitating stunning gradations in both dark and bright scenes.

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In summary, the Runco D-73D is a cutting-edge projector that combines high-resolution performance, advanced video processing, customizable features, and versatile connectivity. Its commitment to delivering exceptional image quality makes it a premier choice for those who demand an extraordinary visual experience. Whether for dedicated home cinemas or commercial use, the D-73D is designed to impress at every viewing.