Technogym Forma - Page 62

FORMA: Service & Maintenance manual - rev. 3.0
Page 6.22
(1) Place the tester probes between terminals AL1 and AL0 of the inverter. The measured voltage
should be 5 Vdc in the alarm condition, and 0 Vdc in normal conditions.
(2) As for step (1), but between pins 3 (signal) and 4 (ground) of connector J5 on the driver board.
(3) As for step (1) but between pins 8 (signal) and 12 (ground) of connector J6 on the driver
board.
(4) As for step (1) but between pins 11 (signal) and 12 (ground) of portable connector CN28.
(5) As for step (1) but between pins 8 (signal) and 12 (ground) of connector K4 on the CPU
board.