Contents Notes, Cautions, and Warnings ..................2 What’s in the box ......................4 Features ........................5 Setting up your wireless mouse ................... 6 Pairing your wireless mouse ..................9 Pairing your mouse using the USB dongle ............9 Pairing your mouse using Bluetooth ..............10 Specifications ......................
Setting up your wireless mouse 1 Locate the slot on the side of the mouse cover. Using your fingertip, pry open the mouse cover. 2 Remove the USB dongle from its compartment.
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3 Install the AA battery into the battery compartment. 4 Replace the mouse cover.
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5 Slide the power switch to turn on the mouse. NOTE: Ensure that the distance between your computer and mouse is within ten meters.
NOTE: You can connect a device to your wireless mouse using the Dell Universal pairing. 1 Connect the Dell Universal USB dongle to the USB port on your computer. Laptop Desktop 2 The connection-mode light ( ) on the mouse turns on to indicate the Dell Universal pairing, and then turns off.
The mouse is paired with your computer. Pairing your mouse using Bluetooth NOTE: You can connect a second device to your wireless mouse using Bluetooth. 1 Press the connection-mode button twice on your mouse (within 3 seconds) until the connection-mode light ( ) turns on, indicating that the Bluetooth connection is selected.
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Ensure that the Bluetooth is turned on. d. From the Other devices section, click Dell Mouse. NOTE: If Dell Mouse is not listed, ensure that the pairing mode is enabled on the mouse. 3 Confirm the pairing process on both mouse and your computer.
Specifications General Model number MS5120W Connection type Dual Wireless (Bluetooth LE and 2.4 GHz with nano dongle) System requirement • Windows 8, 32/64-bit • Windows 10, 32/64-bit • Android (BLE only) • Chrome • Linux 6.x, Ubuntu, Neokylin • Free-DOS (RF dongle only) Electrical Operating voltage 1.6 V ~ 0.9 V...
Environmental Temperature: Operating -10°C to 50°C (14°F to 122°F) Storage -40°C to 65°C (-40°F to 149°F) Storage humidity 95% maximum relative humidity; non-condensing Dual Wireless RF protocol • Bluetooth 5.0 LE • 2.4 GHz RF Range • Up to 10 m radio range. •...
Troubleshooting Problems Possible solutions Mouse is not 1 Check if the battery is inserted in the correct orientation. The battery “+” and “-” ends should be placed as indicated on the functioning battery compartment. 2 Check the battery level. • If the mouse uses a rechargeable battery, ensure that the battery is fully charged.
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Unable to pair the 1 Check the battery level. mouse with your • If the mouse uses a rechargeable battery, ensure that the computer battery is fully charged. • If the battery is exhausted, replace it with a new one. 2 Turn off the mouse, and then turn it on.
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• Move away from these devices. 6 Ensure that the distance between your computer and mouse is within 10 meters. 7 Check if your computer is included in the list of Dell computers compatible with the mouse. See www.dell.com/support for more information.
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Solving a slow 1 Ensure that the sensor is not obstructed or dirty. moving cursor 2 Glass or very smooth glossy surfaces are not suitable for the mouse sensor to capture the mouse movement. Using a dark colored fabric mouse pad can improve the tracking. 3 Change the mouse settings to adjust the pointer speed.
Dell’s end user contract terms. Dell may also provide an additional hardware warranty – full details of the Dell end user contract and warranty terms can be found by going to Dell.com/terms, selecting your country from the list at the bottom of the “home”...