I tested the 7.6v of the cd-r drive but my PS2 Slim 90000 does not have an optical cd/dvd drive, I only use OPL in USB
in the test the digital multimeter scale 20v showed 0.0v-0.01v or -0.0v-0.01v
first test 4 and 5 pins Slot 1 was between 3.42V-3.44V and slot 2 was between 3.43V-3.44V.
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