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Testing and troubleshooting, If the image does not appear or there is no sound, If the image is not displayed correctly – Extron Electronics CVEQ 100 Series User Manual

Page 15: Testing and troubleshooting -16, Installation, cont’d, Vid eo in l r audio in

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CVEQ 100 and SVEQ 100 Series • Installation

Installation, cont’d

2-16

CVEQ 100 and SVEQ 100 Series • Installation

2-17

4

.

Mount the line driver to the wall box with machine screws

as shown in the following illustration.

Wall opening

is flush with

edge of box.

Wall Box

Decora

Wall Plate

Extron
CVEQ 100 D

VID

EO

IN

L

R

AUDIO IN

Mounting the line driver to a wall box

5

.

Attach the Decora

®

wall plate to the line driver as shown in

the illustration above.

6

.

Reconnect the power supply, connect input cables to the

line driver, and restore power to the equipment.

Testing and troubleshooting

1

.

Apply power to the line driver. The power/signal LED on

the line driver lights amber (power) or green (video input).

2

.

If the LED does not light, check the wiring at both the line

driver and the power supply, and make sure the power

supply is connected to a power source.

If the image does not appear or there is no sound

1

.

Make sure that all the devices are powered on.

2

.

Ensure that the connectors are wired correctly at both

ends of the cables. Audio cables must be wired for an

unbalanced stereo input signal and for the appropriate

(unbalanced or balanced) output signal.

3

.

Check the video source’s user’s guide or contact Extron to

determine if there are special requirements to output video

to the external video port.

4

.

Call the Extron S3 Sales and Technical Support Hotline if

the image still does not appear or there is no sound.

If the image is not displayed correctly

1

.

If the picture is too bright or too dark, or if the edges of the

image seem to exceed their boundaries, or if thin lines and

sharp edges look thick and fuzzy, change the gain setting.

If the picture appears and is stable, but it has ghosting

or blooming, verify that the video input is properly

terminated. If the problem is not resolved by changing the

termination, try using a different input cable. Poor quality

or damaged cable can cause ghosting and blooming.

2

.

If the picture still is not displayed correctly, call the Extron

S3 Sales and Technical Support Hotline.

This manual is related to the following products: