Casio DT-X100 Service Manual page 69

6-5. LCD Flicker
The screen may fl icker depending on the combination of the LCD module and Main PCB.
Adjust the screen to minimize this fl icker.
329802
No Operation
Start up DiagPY055.
Select [Flicker control].
1
6-6. Laser Calibration
Adjust a laser emission width and save the data to the Main PCB.
No Operation
Start up DiagPY055.
Select [Laser Calibration].
Open a page showing
barcodes for emission
width adjustment, on
1 Users Guide. Adjust a
distance between a DT-
X100 Laser Filter (window)
and barcode to be 60mm.
In this state, press the
"Center" key.
329821 or 329811
Display
Display
— 66 —
DT-X100
Protection
Rubber
LCD surface of DT-X100
Test Details
Set a luminance meter onto LCD of DT-
X100. Adjust the reading to be 2% or
lower by using the "UP" and "DOWN"
keys.
After the adjustment, press the "ENT"
key. This saves the setting and returns
you to the Menu screen.
Test Details
Calibration is executed automatically.
If the calibration is successful, "Calibration
OK" is displayed and a laser beam lights
in order of Wide, Middle and Narrow for 1
second respectively. (repeated)
Pressing the "ENT" key turns off the
laser beam and returns you to the Menu
screen.
If the calibration fails, an error indication
is displayed . Pressing the "ENT" key
returns you to the Menu screen.