Sony SDM-N80 Operating Instructions (primary manual) - Page 23

Trouble symptoms and remedies If a problem is caused by the connected computer or other equipment, please refer to the connected equipment's instruction manual. Use the self-diagnosis function (page 26) if the following recommendations do not resolve the problem. Symptom No picture Check these items If the AC power indicator is not lit • Check that the power cord is properly connected. If the AC power indicator is red • Check that the display's power is "on." If the AC power indicator is flashing red If the 1 (power) indicator is not lit, or if the 1 (power) indicator will not light up when the 1 (power) switch is pressed If the 1 (power) indicator is green or flashing orange If the 1 (power) indicator is alternating between green and orange If inputting a signal to the DVI-I (digital/analog RGB) input connector • Check that the system connecting cable is properly connected and all plugs are firmly seated in their sockets (page 8). • Press the AC power switch twice to turn the monitor off and then on. • Check that the display's power is "on." • Check that the media engine's power is "on." • Check that the system connecting cable is properly connected and all plugs are firmly seated in their sockets (page 8). • Use the self-diagnosis function (page 26). • The monitor cannot return from low power consumption mode because the user sensor fails to detect the presence of a user. Press the 1 (power) switch twice to turn the monitor off and then on. If you set the user sensor to OFF, the monitor does not enter low power consumption mode (page 18). • Check that the digital/analog select switch setting matches the type of the input signal. Set the switch to an appropriate position according to the type of signal. Then turn off and on the media engine. If inputting a digital RGB signal, reboot your computer also (pages 7, 8). If CABLE DISCONNECTED appears on the screen If NO INPUT SIGNAL appears on the screen, or the 1 (power) indicator is orange • Check that the video signal cable is properly connected and all plugs are firmly seated in their sockets (page 7). • Check that the video input connector's pins are not bent or pushed in. • Check that the input select setting is correct (page 10). • A non-supplied video signal cable is connected. If you connect a non-supplied video signal cable, CABLE DISCONNECTED appears on the screen before entering the power saving mode. This is not a malfunction. • Check that the video signal cable is properly connected and all plugs are firmly seated in their sockets (page 7). • Check that the video input connector's pins are not bent or pushed in. • Check that the input select setting is correct (page 10). • Check that the digital/analog select switch setting matches the type of an input signal. Set the digital/analog select switch to an appropriate position according to the type of signal input via the DVI-I (digital/analog RGB) input connector. Then turn off and on the media engine (pages 7, 8). If OUT OF SCAN RANGE appears on the screen If PLEASE CHANGE TO SXGA appears on the screen xProblems caused by the connected computer or other equipment • The computer is in the power saving mode. Try pressing any key on the keyboard or moving the mouse. • Check that your graphics board is attached to the computer properly. • Check that the computer's power is "on." xProblems caused by the connected computer or other equipment • Check that the video frequency range is within that specified for the monitor. If you replaced an old monitor with this monitor, reconnect the old monitor and adjust the frequency range to the following: Horizontal frequency: 28 - 92 kHz, Vertical frequency: 48 - 85 Hz • The resolution of the input signal exceeds 1280 × 1024 (SXGA). Set your computer to output a signal 1280 × 1024. GB 23