Troubleshooting Tips - Siemens CMTC1515 User Manual

10

Troubleshooting Tips

Siemens Building Technologies
Fire Safety & Security Products
In the event that you experience trouble with your monitor, check the following
items before contacting the dealer from whom the monitor was purchased. The
most common problems usually involve an incorrect connection from the video
card or AV equipment to the monitor. We recommend that you also consult your
user manuals for your video card or AV equipment during the troubleshooting
procedure. Do not exceed the maximum refresh rate recommended for the
monitor.
Problem Troubleshooting Tip
No image on 1. Check that the power cord of the computer or AV equipment
display screen has been connected securely to the wall outlet or grounded
extension cable or strip.
2. Check that the monitor power switch is "on" and the LED on the
front of the monitor is lit.
3. Check that the video (signal) cable from the computer or AV
equipment has been connected correctly and securely.
4. Check to ensure that the video card is firmly seated in the card
slot of the computer's motherboard.
5. Check that the video input from the video card falls within the
timing range (listed in the table of chapter 7) of the monitor.
1. Check to ensure that the video input from the video card falls
Abnormal image.
within the timing range (listed in the table of chapter 7) of the
monitor.
2. Check to ensure that the video (signal) cable from the computer
or AV equipment has been securely and correctly connected to
the connector at the back of the monitor.
Check to ensure that the video (signal) cable from the monitor has
Colors of image
been securely and correctly connected to the DVI, AV, and S-
on screen are
video connector at the back of the computer.
abnormal
OSD adjustment is incorrect. Please consult chapter 8.1 (DVI and
Disturbances on
PC) and chapter 9.1 (AV Equipment) for OSD screen adjustment
Screen
procedures.
Make sure that both video inputs (AV/ S-video and RGB) are
Can hear sound
correctly connected.
but no picture is
visible
1. Make sure that both audio inputs are connected properly. The
Can see picture
audio input connectors have AV/ S-video/PC line in.
but no sound is
audible
2. Check to see whether the volume is turned all the way down.
Troubleshooting Tips
27
01.2006