2007 Hummer H2 Owner's Manual - Page 291

Problem Image sometimes stumbles or freezes. Black and white monitor, blank monitor, or frozen monitor. Discs become hot to the touch during playback. Power button on monitor does not function. No function or display. Recommended Action • Clean or replace the disc if it is scratched, dirty or damaged. • Load a known good disc. • Possible overheating. Turn the system power off and then turn the power back on again. If the display still does not appear normal, leave the power off until the temperature decreases and then turn power back on again. • This is a Normal condition of mobile disc playback. • Turn the key to the on position. • Check the vehicle's battery voltage. • Consult your dealer. Problem No picture on the monitor screen during playback. Recommended Action • Check if the monitor's power button is on. • Check if the monitor's input is set to the correct source. • Adjust the monitor's brightness. • Check if the monitor's protective circuit is on because of high temperature. If so, wait until the temperature inside the vehicle comes down to normal monitor operating temperature. • Check if there is an open connection with the monitor, audio/video interface unit, or DVD. If so, consult your dealer. 291