Casio HK1223 - Manual (Page 36)

Getting Started 1-7
Left-Side Components
Ref Component Description See Also
IR Transceiver Connects an IrDA-compliant device for wireless
data transfer.
P. 4-5
Bluetooth
Transceiver
(option) Connects a bluetooth-capable device for
wireless data transfer. P. 4-5
Microphone
Connector Connects an external microphone. P. 2-20
Keyboard BIOS
Reset Switch Use this to turn off the system when resetting the
system using Ctrl+Alt+Del does not work. P. 8-15
Audio Output
Connector Connects a set of headphones, external speakers
with amplifier, or an audio recording device. P. 2-20