JRC JFE-400, Instruction Manual

Page: 55 / 104

4. Operation
4-17

GPS SYNC (GPS synchronization)
Touch Panel Calibration
◎
Touch position correction
DIMM Offset
◎
Make fine adjustments to the LCD default dimming.
・
Touch the settings will be displayed.
Set content
：
OFF/ON
OFF
：
An internal clock is used.
ON
：
When an internal clock and the ZDA data have shifted
for 30 seconds or more by using the ZDA sentence,
an internal clock is corrected.
・
Change the settings with , .
・
After setting, touch .
・ Touch and the calibration screen will be displayed.
・ The on the screen turns red in the order of top left → top right →
bottom left → bottom right → center, so touch them in order.
・
Touch and the settings will be displayed.
・ Change the setting contents by entering a numerical value or
,
・
Dimm offset can be set up from -512 to 512 by 1 unit.
・
After setting, touch .