88Serial Adapter Pin AssignmentsThe table below shows the pin assignments for the RJ45 to DB9 Adapter (DTE to DCE) that comes with the unit.Switch (RJ45) Pins Modem (DB9)RTS 1 7DTR 2 4TXD 3 3CTS 4 8GND 5 5RXD 6 2DCD 7 1DSR 8 69 NC Not UsedFan Location & Speed InformationTemperature Sensor LocationSpecificationsThe B064-Series KVM switch contains 6 fans, whose locationis shown in the image below.The location of the KVM switches for temperature sensors is shown in the image below.Fan SpeedFan speed is automatically adjusted according to temperature.When the temperature reaches the levels mentioned below,the KVM switches temperature sensors adjust the fan speedaccordingly.• If any of the four sensors sense a temperature greater than89°F (32°C), all of the fans will be set to spin at half speed• When all four sensors sense the temperature is below 86°F(30°C), all of the fans will be turned off• If any of the four sensors sense a temperature greater than113°F (45°C), all of the fans will be set to spin at full speed• When all four sensors sense the temperature is below 104°F(40°C), all of the fans will be set to spin at half speedNote: The temperature inside the case can be higher than the ambient operating temperature of the KVM switch (32°F to 122°F / 0°C to 50°C).However, if the temperature reading shown in the Device Information section surpasses 185°F (85°C), you should either cool down the room or shutdown the switch until it cools.