PP7 is 5v in, after the polyfuse.
PP8 should be 3v3. Obviously incorrect, at 5.7mV
PP9 should be 1v8. Since this should come up after 3v3, this isn't surprising.
PP10 is the top of the PWR LED. At 1v89, it's glowing!
Interesting thought. The silk-screen identifiers are irrelevant for assembly