ep-70/90 Feb. 2000 KEYBOARD SK-8P88-A CIRCUIT BOARD ／基板図 SK-8P88-A PCB 32P LOW ASSY 7628521002 View from components side. SK-8P88-A PCB 32P MID ASSY 7628522002 View from components side. SK-8P88-A PCB 32P HI ASSY 7628523002 View from components side. SK-8P88-A CIRCUIT DIAGRAM ／回路図 16