Extron Electronics ISM 482 - Manual (Page 36)

ISM 482 Integrated Scaling Matrix Switcher • Operation 30
General Checks
1. Ensure that all devices are plugged in and powered on. The switcher is receiving power
if the LCD is displaying the default display cycle.
2. Ensure an active input is selected on the switcher.
3. Ensure that the proper signal format is supplied.
4. Check the cabling and make corrections as necessary.
5. Call the Extron S3 Sales & Technical Support Hotline if necessary.
Specific Problems
The table below shows some common operating problems and their solutions.
Problem Cause Solution
No image appears. The input signal is incompatible with the
ISM. Connect an input device that is compatible
with the ISM.
The input is improperly configured. Use the Video & Audio Configuration
submenu to select the correct input format.
Freeze mode was entered via an SIS
command when the image was black. Deactivate freeze mode via an SIS
command.
The scaled output rate is too high for the
display. Change the scaled output to a compatible
resolution
The image is flashing The scaled output rate is too high for the
display. Change the scaled output to a compatible
resolution.
The image is too soft. The detail level needs to be changed. Use the Filter button to change the detail
level.