Toshiba T4500 User Manual page 72

DISPLAY TEST menu, press Ctrl + Break.
Subtest 10 LCD/DAC Pallet
This subtest checks the icon of sub LCD (Arrow, Caps Lock, Scroll Lock and Num
Lock) by key operation.
[ Caps/Arrow/Num/Scroll LED test ]
(1) Press
(2) Press
(3) Press
(4) Press
PRESS [Enter] KEY
After pressing Enter, the subtest writes '2Ah' and '15h' data to 6 bits of 256x3
(RGB). This data is then read and compared to the original data. The following
messages will be displayed.
[ DAC pallet W-R-CMP test ]
[ Processor latch test
Processor latch test (1:256 times, 2:endless) ?
To exit, press Ctrl + Break. Then press Enter.
Subtest 11 TFT color display
This subtest displays seven screens. The first shows many colors at once, the next
three display 64 shades of red, green, and blue successively and the last three dis-
play 256 shades of red, green and blue.
Press Enter to change the display. Press Ctrl + Break to exit.
Subtest 12 Status Indicator Panel (Sub LCD)
This subtest turns the status indicator panel icons on and off.
Press Enter to turn the status indicator panel icon on or off.
To exit this subtest and return to the DISPLAY TEST menu, press Ctrl + Break.
[ Caps Lock ] key !...Caps
[ Fn + F10
[ Fn + F11
[ Fn + F12
[SUB LCD display]
SUB LCD ALL ON
PRESS [Enter]key
] key !...Arrow
] key !...Num
] key !...Scroll
= (about 5 seconds)
] =
(on/off)
(on/off)
(on/off)
(on/off)
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