Marantz PD6120D Computer Monitor User Manual


 
49
Symptom
Picture is disturbed.
Sound is noisy.
Remote control operates erroneously.
The remote control does not work.
Monitors power does not turn on
when the remote controls power
button is pressed.
Monitor does not operate when the
remote controls buttons are pressed.
No sound or picture is produced.
Picture appears but no sound is
produced.
Poor picture with VIDEO signal input.
Poor picture with RGB signal input.
Tint is poor or colors are weak.
Nothing appears on screen.
Part of picture is cut off or picture is
not centered.
Image is too large or too small.
Picture is unstable.
POWER/STANDBY indicator is
lighted in orange or red.
POWER/STANDBY indicator is
blinking in red.
POWER/STANDBY indicator is
blinking in green.
Checks
Is a connected component set directly in
front or at the side of the display?
Are the remote controls batteries worn
out?
Is the monitors power cord plugged into
a power outlet?
Are all the monitors indicators off?
Are the remote controls batteries worn
out?
Is the remote control pointed at the
monitor, or is there an obstacle between
the remote control and the monitor?
Is direct sunlight or strong artificial light
shining on the monitors remote control
sensor?
Are the remote controls batteries worn
out?
The remote cable is plugged into the
REMOTE IN terminal (Wired).
The front panel buttons of the main unit
do not function.
Is the monitors power cord plugged into a
power outlet?
Is the volume set at the minimum?
Is the mute mode set?
Are the speakers properly connected?
Is AUDIO INPUT set correctly?
Improper control setting.
Local interference.
Cable interconnections.
Input impedance is not correct level.
Improper control setting.
Incorrect 15 PIN connector pin
connections.
Are the tint and colors properly adjusted?
Is the computers power turned on?
Is a source connected?
Is the power management function in the
standby or off mode?
Is the position adjustment appropriate?
Is the screen size adjustment
appropriate?
Is the computers resolution setting
appropriate?
Horizontal and / or vertical sync signal is
not present when the Intelligent Power
Manager control is on.
The temperature inside the main unit has
become too high and has activated the
protector.
——————
Remedy
Leave some space between the display and
the connected components.
Replace both batteries with new ones.
Plug the monitors power cord into a power
outlet.
Press the power button on the monitor to
turn on the power.
Replace both batteries with new ones.
Point the remote control at the monitors
remote control sensor when pressing
buttons, or remove the obstacle.
Eliminate the light by closing curtains,
pointing the light in a different direction, etc.
Replace both batteries with new ones.
Unplung the remote cable from the monitor.
The front panel buttons do not function
during Control Lock.
Plug the monitors power cord into a power
outlet.
Increase the volume.
Press the remote controls MUTE button.
Connect the speakers properly.
Set AUDIO INPUT on the OPTION menu
correctly.
Adjust picture control as needed.
Try another location for the monitor.
Be sure all connections are secure.
Adjust picture controls as needed.
Check pin assignments and connections.
Adjust the tint and color (under PICTURE).
Turn on the computers power.
Connect source to the monitor.
Operate the computer (move the mouse,
etc.).
Adjust the SCREEN properly.
Press the WIDE button on the remote
control and adjust properly.
Set to the proper resolution.
Check the input signal.
Promptly switch off the power of the main
unit and wait until the internal temperature
drops. See*1.
Prompty switch off the power of the main
unit. See *2.
*1 Overheat protector
If the monitor becomes too hot, the overheat protector will be activated and the monitor will be turned off. If this happens., turn off the power to the
monitor and unplug the power cord. If the room where the monitor is installed is particularly hot, move the monitor to a cooler location and wait for the
monitor to cool for 60 minutes. If the problem persists, contact your Marantz dealer for service.
*2 In the following case, power off the monitor immediately and contact your dealer or authorized Marantz Service Center.
The monitor turns off 5 seconds after powering on and then the POWER/STANDBY indicator blinks. It indicates that the power supply circuit or, one or
more fans have been damaged.
If the picture quality is poor or there is some other problem, check the adjustments, operations, etc., before requesting service.
Troubleshooting