Denso BHT-400B-CE - Manual (Page 37)

Chapter 2 Getting Started the BHT and System Menu
CU-401 and RS-232C Interface Cable (option)
The CU-401 is an IrDA-compliant communications unit which is required when your host computer is not
equipped with an IrDA interface port. The CU-401 exchanges data and programs with the BHT optically,
and with the host computer via the RS-232C interface cable.
CU-421 and USB Interface Cable (option)
The CU-421 is an IrDA-compliant communications unit and is required when the host computer is not
equipped with an IrDA interface port. The CU-421 exchanges data and programs with the BHT optically,
and with the host computer via the USB interface cable.
In addition, the BHT-400BW-CE may operate in a radio communications system (wireless
communication) by connecting with access points by a wireless local area network (wireless LAN).
• Access point:
Wireless communications base unit for the BHT
Wireless Communications System (available with the BHT-400BW-CE only)
Host computer
BHT
Access point
Roaming
function
Ethernet 10BASE-T
BHT
Access
point
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