Troubleshooting
In rare cases, your system may not function the way you expect it to. Before calling the
Service department, please read the operating instructions thoroughly and go through the
following checklist; it may be possible to quickly remedy an apparent malfunction.
Symptoms
Possible cause / remedy
The monitor is not functioning. There is no
reaction when the ignition is switched on.
• Check the fuses (plug for the vehicle’s cigarette lighter and in the red
connecting cable) and the connections (see installation instructions).
The picture is excessively dark/bright.
• Set the desired brightness in the OSD menu.
• Check the dimmer setting in the OSD menu.
• Check the settings of the connected source.
No sound is audible.
• Set the desired volume on the monitor.
• Check the mute setting in the OSD menu.
Navigation system is in stand-by mode but the
monitor backlighting is still switched on.
• Switch off the monitor via the on/off button.
No navigation display and no voice information.
The MM 2700 is connected to the monitor output 1 of the M12xxx.
• Use adapter cable CA 1255 to connect the MM 2700 directly to
the navigation computer (PC 54xx and above).
The hue of the navigation display appears
“corrupted”.
• Change the TINT set value via the OSD menu of the MM 2700.
• Change the “Sync. in green / No Sync. in green” setting in the
“Settings” menu of the navigation computer.
(Please contact your authorised dealer if you have any further
queries).
The picture appears slightly distorted.
• Connect the earth lead of the monitor to another suitable earthed
point to avoid earth loops (e.g. connection point of the video
source).
Hotlines are available in many countries to handle queries regarding our multimedia
systems. You can find the applicable telephone numbers on the internet at:
www.vdodayton.com
© 2005 Siemens VDO Trading GmbH. All rights reserved.
These operating instructions are subject to copyright.
Subject to technical and visual changes and typing errors.
INSTALLATION INSTRUCTIONS
10
