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Pre-installation testing and troubleshooting, If the image does not appear or there is no sound, If the image is not displayed correctly – Extron Electronics CIA114F5 User Manual

Page 9: Installation, cont’d

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CIA111 and CIA114 • Installation and Operation

Installation, cont’d

2-6

CIA111 and CIA114 • Installation and Operation

2-7

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Mode Select DIP switches — Set these switches to select

settings for horizontal position control, sync format, monitor

emulation, and Auto Power.

1 — Image Shift control

On — The Image Shift button is enabled and shifts

the location of the image when pressed

(default).

Off — The Image Shift button is disabled and does

not shift the location of the image when pressed.

2 — Output sync format (sync on green)

On — The interface outputs RGsB video.

Off — The interface outputs RGBS or RGBHV video

(default). See switch 3, on page 2-6, to select

between RGBS and RGBHV.

3 — Output sync format (RGBS or RGBHV)

On — The interface outputs RGBHV video (default).

Off — The interface outputs RGBS video.

4 — No Monitor at Power Up

On — The interface powers up with No Monitor enabled

(default).

Off — The interface powers up with No Monitor disabled.

5 — Auto Power Disable

On — The interface does not power up or down

automatically; it stays on unless you remove power

by disconnecting the power cable.

Off — The interface powers up automatically when it

senses an input sync signal, and turns itself off

when the sync signal is removed.

6 — Not used

Pre-installation Testing and Troubleshooting

Before installing the interface into the wall or furniture, test the

system to verify that the connections and settings are correct.
Apply power to the interface. If an active sync signal is present

on the input or if the auto-power feature is disabled, the Power

LED on the interface lights to indicate that the interface is

receiving power.
If the LED does not light, check the wiring at both the interface

and the power supply, and ensure that 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 a balanced or an

unbalanced stereo output signal.

3

.

If input is from a laptop computer and no picture appears,

check the computer’s user’s guide or contact Extron to

determine if special commands are required to output

video to the external video port. Also, many laptops’

screens shut off after the external video port is activated.

4

.

Call the Extron S

3

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

.

Make sure the correct input and output cables are being

used and that they are not damaged.

2

.

Check the DIP switch settings to make sure the interface is

putting out the correct sync format.

3

.

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 or blooming.

4

.

If the picture has a white, ghosted image on the right side

of the lines/characters, the sharpness may be set to high.

Use a Tweeker or screwdriver to turn the sharpness control

counterclockwise.

5

.

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

S

3

Sales and Technical Support Hotline.

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