SOURCE: How and where can I get my cracked TI-84 screen repaired?
It will cost more to repair than its worth
SOURCE: TI-84 Plus Calculator will not turn on, says ram is cleared
Thats because the OS is corrupt. Follow the manual and reload the OS, try the 2.43 OS
SOURCE: Dark screen on my TI-84 plus. What to do?
Press the 2nd key (yellow one) and then press the UP arrow to increase brightness or down to decrease but seems like you to need to press UP arrow.
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