C-14 Description of Self-test Test Items
TGC test: 8 TGC sliders on the keyboard correspond to controls on the simulation
keyboard. When sliding TGC sliders on the keyboard, the corresponding controls on
the simulation keyboard move as well.
Keyboard backlight test: when the simulation keyboard initializes, all dual-color lights
highlight in green on the keyboard. When a key is tested, the dual-color backlight
automatically becomes orange after being pressed.
After all tests for the keyboard assembly are finished, the keyboard screen is shown
below:
After finishing the tests, if functions of the keyboard assembly are normal, click
“Keyboard is OK”; otherwise, click “Keyboard is Bad”.
Suggestion to failure test
a) Replace the trackball if the trackball does not respond.
b) Replace TGC board if TGC slider does not respond.
c) Replace the keyboard if the keyboard does not respond.
C.1.32 Z0603 Keyboard Key and Trackball LED Test
Top test items
Keyboard USB Interconnection Test
Test content
The system automatically adjusts the color of LED (white and orange) and the
brightness of trackball. The user can identify the changes.
Test description
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