Polaroid FLM 3701 Operation Manual - Page 38

Troubleshooting Before calling for repair service, check the following items for possible remedies to the encountered symptoms. Symptoms Check item No power !Check that the AC power cord is plugged into the mains socket. !Unplug the power cord, wait for 60 seconds. Then re-insert plug into the mains socket and turn on the unit again. No picture Good picture but no sound !Check video connections at the rear of the unit to see if it is properly connected to the unit. !Adjust the contrast and brightness settings. !Select a correct input. !Is a non-compatible signal being input? !Increase the VOLUME. !Check that the unit is not muted. !Check that the Speaker item in SOUND menu is set to ON. Good sound but poor color Poor picture Horizontal dotted line Remote operation fails. ! Adjust the contrast, color and brightness settings. !Sometimes, poor picture quality occurs when an activated S-VHS camera or camcorder is connected while another activated peripheral is connected. In this case, switch off one of the peripherals. !Check whether the room is too bright. !This may be caused by electrical interference (e.g. hairdryer, nearby neon lights, etc.). !Turn off the equipment. !This remote control is an universal remote control, if the remote control does not work correctly when operating to the monitor, please try to press TV button. !Check whether the batteries are working. Replace if necessary. !Clean the remote control sensor lens on the unit. !Do not use the remote control under strong or fluorescent lighting. !The batteries should be inserted with polarity (+, -) aligned. Snowy picture and noise No stable or not synchronized VGA picture No output from one of the speakers Control buttons do not work. !Check the A/V connections. !Check if you have selected the correct VGA mode in your PC. !Adjust Balance in the SOUND menu. !Unplug the power cord, wait for a few seconds. Then re-plug the power cord and turn on the unit again. + Do not use in hot and cold rooms (locations) • When the unit is used in rooms (locations) with low temperature, the picture may leave trails or appear slightly delayed. This is not a malfunction, and the unit will recover when the temperature returns to normal. • Do not leave the unit in a hot or cold location. Also, do not leave the unit in a location exposed to direct sunlight or near a heater, as this may cause the cabinet to deform and the LCD panel to malfunction. (Storage temperature: 0°C to +50°C Working temperature: 5°C to +40°C ) Note: If your problem is not solved, turn your unit off and then on again once. Never attempt to repair an LCD monitor yourself. 35