1051B User Manual
3
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Installation Guide
1. Appearance
2. Power Button
3. I/O connectors
3.1 Rear panel
At the rear panel of the 990A is a row of external I/O device connectors. Detail as follow:
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COM 1.2: DB9 port for connection to serial devices(RS232)
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USB2.0: Connection to USB 2.0
devices (compatible with USB 1.1 devices)
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USB3.0: Connection to USB3.0 devices (compatible with USB 2.0 devices)
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LAN: RJ-45 Ethernet connection to LAN
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LINE OUT: Stereo phone jack audio output
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MIC: Microphone Input
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RJ11: Connection to cashbox
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DC : Connection to 12V DC Power Supply
