Apollo 150, 120 Audio Interface Line-in, MIC-in, SPK-out, USB Ports, IR Keyboard Sensor optional

User Manual version 2207

4.12. Audio Interface (Line-in, MIC-in, SPK-out)

The audio interface contains three jacks, microphone-in, line-in and speaker-out.

The microphone-in jack is used to record sound or voice by connecting to an external microphone. The line-in jack is used to input audio from an external audio device such as a CD player, tape recorder or a radio. The speaker-out jack is to output the audio to external devices such as speakers or earphones. The audio device can be directly attached to the jacks. Please note that the audio driver has to be installed first before using any audio device.

4.13. USB Ports

The APOLLO 120/150 III also provides two USB ports to connect to external USB devices. A simple plug-in of the USB device interface cable to the USB port will make the connection. Before using the USB devices, remember to install the device driver first.

4.14. IR Keyboard Sensor (optional)

The APOLLO III features with an optional IR keyboard sensor. The IR KB sensor containing wireless KB firmware is located at the front bezel. To use the wireless keyboard, please note that the APOLLO III IrKB sensor on the front bezel and the wireless keyboard sensor have to face each other at the same horizontal level and the distance of the IR transceiver and receiver should not exceed 1 meter.

4.15. AC/DC Inlet/Power Switch

For APOLLO 120/150 III AC system, it can operate in the input range from 100 ~ 240 volts, 50 ~ 60 Hz. For DC system, the input range can be from 18V to 72V with different power supply.

4-50 APOLLO 120/150 III