ConnectionsNOTE: Do not connect or disconnect cables when turning on the monitor’s main power or otherexternal equipment’s power as this may result in a loss of image.NOTE: Do not use an attenuating (built-in resistor) audio cable. Use an audio cable without a built-inresistor. Using an audio cable with a built-in resistor will lower the sound level.Before making connections:• Turn off the device’s power before connecting it to the monitor.• Refer to the device’s user manual for available connection types and instructions for the device.• We recommend turning off the monitor’s main power before connecting or disconnecting a USBstorage device or a microSD memory card to avoid data corruption.For further instructions on connections, please refer to standard user’s manual of the basemodel monitors C751Q, C861Q and C981Q.For using Touch Panel1. Turn off the monitor.2. Install the equipment.*1 Using slot -in PC (OPS): Connect the OPS slot -in PC into the option board slot. Touch function willbe activated automatically.NOTE: Please refer to the slot 2 type PC’s manual for connection.NOTE: When you set option board accessory other than OPS slot-in PC, touch function may not work. Using external computer: Connect the B type connector to the USB upstream port on the left backside of the monitor and the A type connector to the downstream port on the external computer.3. Turn on the monitor.*1: Please contact your NEC customer support for more detailed information. Please contact your NECcustomer support for the setting of the touch panel function in multiple screens.