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Back Panel Connectors
COM1/COM2 Connectors - J9/J10
Attach COM1/COM2 connector cables to these connectors.
PS/2 Mouse Connector - J6
The main board provides a 5 pins PS/2 mouse connector for an optional PS/2
mouse cable. Diagram on the right side indicates the pinout of pin header.
HOT-591P mainboard supplies two types of optional PS/2 mouse adapter
cable, type 1 have 6-holes plug with hole 2 and hole 6 wireless; type 2
have 5 holes plug with hole 2 wireless.
Caution : When a PS/2 mouse is used, make sure connect PS/2 mouse
adapter cable hole 1 to the pin 1 of onboard PS/2 connector (J6). Reversed
connecting may cause damage to your PS/2 mouse.
Parallel Port Connector - J8
A 26-pin male pin header is located at the rear of the main board. Plug the parallel port connec-
tor cable into this connector.
USB1/USB2 Port Connectors - J14
The USB pin headers located at the rear of the board. Plug the USB
connector cable into this connector.
Other Connectors
ATX Power Supply Connector - J3
It is a twenty-pin male header connector. Plug the connector from the power directly onto the
board connector while making sure the pin 1 is in its position. The main board requires a power
supply with at least 200 watts and "power good signal.
Figure 2-9: ATX Power Supply Connector
Figure 2-10: AT Power Supply Connector
