Led Display Driver - ESAB Caddyt Arc 150i Service Manual

LED display driver

Version 1 of 20AP1
LED display driver, version 1 of 20AP1
The display window and the LEDs are driven by IC16, which is controlled by
the processor.
Version 2 of 20AP1
LED display driver, version 2 of 20AP1
The display window, the display LEDs and LEDs LED1 to LED3 are driven by
transistors Q2 and Q10--Q25, which are controlled by the processor.
S0740 800 161/E061205/P66
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