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Chapter 5 Handling the CU-400 (Option)
5.2 Components and Functions
BHT charge t
Do not stain
erminals
these
r
terminals; doing so
could result in a lowe
charging efficiency.
Status indicators
POWER LED (green)
Lights when the power is
applied to the CU.
DATA Communications LED (green)
Lights when the BHT is communicating
with the host PC.
Interface connector
Used to exchange data with the host computer or
communication station.
The CU-401 has an RS-232C port.
The CU-421 has a USB port.
Protection sheet
DIP switch
Used to set the CU's transmission speed.
Power inlet connector
Plug the AC adapter into this connector.
Without using the AC adapter, the CU-421 can work if the
power (5V, 500 mA) is supplied via the USB.
IrDA interface port
Used to exchange data
optically with the BHT.
Indicator LED
Shows the charging state.
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