90
8 SUPPLEMENTS
90
SUPPLEMENTS
Chapter
8
8-3. Self-Check
■Self-check
The self-check function includes a memory check to check the memory automatically for detecting
problems, a visual check to check the display visually, a touch panel key input check and an
external I/O check.
①LCD check
Check the display to see that it is free from color and display defects, etc. The screen changes from red,
green, blue, horizontal stripes, to vertical stripes. Touching the screen restores the previous screen.
How to set
②KEY check
Check the touch panel to see that it is free from unrecognized parts.
One touched square turns yellow. Pressing the at the upper
right of the screen restores the previous screen.
How to set
③MEM check
Check the memory to see that it is free from defects. The result is
displayed in a moment after the at the lower right of the
screen is pressed. Or, check the version here.
How to set
④I/O check
Check the operations of the external input/output signals.
Each output turns on when the corresponding button is pressed.
Each input turns green when its ON state is recognized.
How to set
⑤DSP check
Check the backlight and status indicator lamp.
The backlight turns bright by pressing " " button, and turns
dark by pressing " " button.
The backlight goes out when the " " button is pressed, and
after that, it recovers when the screen is touched.
The status indicator lamp lights in green and red alternately.
How to set
SET. LCD Check
→
Self Check
→
SET. KEY Check
→
Self Check
→
SET. MEM Check
→
Self Check
→
SET. I/O Check
→
Self Check
→
SET. DSP Check
→
Self Check
→
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