1405.1 Functions of the CU-7000The optical communications unit CU-7000 is available in two models: CU-7001 and CU-7002. The CU-7001 has both of functions (1) and (2) given below, the CU-7002 has onlyfunction (1).(1) Data exchange functionThe CU-7001/CU-7002 exchanges data and programs between the BHT and thehost computer. It interfaces with the BHT via the optical interface and with thehost computer via the RS-232C interface.(2) Battery cartridge charging functionThe CU-7001 charges the rechargeable battery cartridge loaded in the BHT.5.2 Components and FunctionsLED indicatorsOptical interface portUsed to exchange dataoptically with the BHT.Power inlet connectorPlug the AC adapter into this connector.RS-232C interface portUsed to exchange data with the host computer.BHT charge terminals(Not provided on CU-7002)Do not stain these terminals;failure to protect the terminalsmay result in decreasedcharging efficiency.)DATA (Communications LED, green)Lights when the BHT is communicatingwith the host computer.POWER (Power LED, green)Lights when the power isapplied to the CU-7000.CU-7000
