The +24VL_LPS goes through the interlock switch and is converted the +5VS_LPS on the BiCU.
The +5VS_LPS are supplied to the two LD boards respectively. A safety switch turns off when the front cover or the right door is opened. As a result, the power supply (+24VL_LPS) to the BiCU is cut off. This system prevents unexpected laser emission, ensures user safety and technician safety.