X68k PRO(CZ-652C) PSU Ploblem

[a24tanabe]

I'm repairing CZ-652C's PSU.
All CAPs are reinstalled but DC output is bad.
+12 -> 5.6V
-12V -> 0V

Anyone know how to resolve?
Or anyone have schematic diagram of 652C?
It's PSU is different from common SH4 type psu.

thanks.