- 18071 1600x1200 system, shutdown, sign
- 21339 1600x1200 system, blue, device
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- 12161 1600x1200 system, mechanism, device
- 19123 1600x1200 fail, system, code
- 12369 1600x1200 lock, system, words
- 36415 1600x1200 mechanism, system, gears
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- 31758 1600x1200 grid, system, green
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- 34391 1600x1200 code, numerals, matrix
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