Picture; Scale; Troubleshooting - NESA NSM-7300AHD Operating Instructions Manual

7" hd digital lcd color monitor
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(5)SCALE

CAM1,CAM2,CAM3,CAM1-SCALE,CAM2-SCALE,CAM3-SCALE options display on the
screen as illustrated below:
Press CH- to select CAM1.
SCALE
CAM1
CAM2
CAM3
CAM1-SCALE
CAM2-SCALE
CAM3-SCALE
Press
/
to select ON/OFF
.
Press CH- to select CAM1-SCALE.
Press
/
to adjust the PARK LINE position as below:
Press
/
to move the PARK LINE to LEFT or RIGHT.
Press CH- to change the PARK LINE as UP DOWN mode.
Press
/
to move the PARK LINE to UP or DOWN.
Press MENU to exit.
OFF
OFF
OFF
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9. Troubleshooting

The Symptoms described below do not necessarily mean a failure within the display.
Please check the following items before you initiate request for repair.
Symptom
Improper connection of automobile
No picture
authorized power supply. Power switch is on OFF position.
No picture
Check whether AV cable is properly connected.
SYSTEM.RESOLUTION is not the same as camera inputs.
Solution is setting SYSTEM.RESOLUTION the same as
No picture
camera inputs or AUTO.
Check whether brightness and contrast are adjusted correctly;
Dark picture
Check whether the environments temperature is too low.
No color
Adjust the color settings.
Upside down or lateral
Use the remote control horizontal /vertical selection switch to set
proper orientation.
inverted picture
No reversing function
The black wire of the monitor AV cable to the reversing light may
(i.e. Picture)
be loose. The red wire from the monitor may be loose.
13
Possible Causes/Solutions
adapter.
Use of un-

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