Logitech WIRELESS COMBO MK620 Repair

The Logitech Wireless Combo MK620 is a compact wireless keyboard-and-mouse bundle intended for everyday desktop productivity. The set uses durable ABS plastic construction and low-profile keycaps designed for frequent use. Key features include a low-profile scissor-style keyboard layout, a compact optical mouse, and 2.4 GHz wireless connectivity via a Logitech Unifying receiver. The design emphasizes long battery life and a small nano receiver for unobtrusive connectivity.

The Logitech WIRELESS COMBO MK620 includes Keyboard (M/N Y-R0012), Mouse (M/N M-R0009) and USB receiver (M/N C-U0008). Model labels are located as follows — Keyboard: on the underside product label; Mouse: on the underside product label; USB Receiver: printed on the flat face or side of the receiver housing near the USB plug. Each component carries its own model (M/N) and serial (S/N) identifiers.

• Components: Wireless keyboard and compact wireless optical mouse; includes a Logitech Unifying USB receiver (nano)
• Form Factor: Full-size low-profile keyboard with integrated number pad; compact ambidextrous mouse
• Switch Type: Scissor-switch membrane key mechanism (low-profile); switch manufacturer not specified on the support page
• Connectivity: 2.4 GHz wireless via Logitech Unifying receiver (USB nano dongle), single-device pairing; no Bluetooth listed on support page
• Power (Keyboard): User-replaceable batteries (specified by Logitech support as user-replaceable; exact cell type not listed on support page)
• Power (Mouse): User-replaceable battery in mouse (type not specified on support page)
• Sensor (Mouse): Optical tracking sensor (exact sensor model not specified on support page)
• Receiver: Logitech Unifying USB receiver (allows multiple compatible devices on one receiver); exact receiver part number not listed on support page
• Materials: Durable ABS plastic housing for keyboard and mouse; low-profile plastic keycaps
• Compatibility: Windows and macOS supported per Logitech support; management software transitions to Logi Options+ (legacy tools like Unifying Software may be deprecated)

Common faults are dead or depleted batteries, receiver pairing/loss, and sticky or non-responsive keys. Diagnose by swapping fresh batteries, verifying the Unifying receiver is plugged in and re-pairing the devices with Logitech software, and by removing keycaps/battery to inspect for debris or corrosion.

For additional troubleshooting help, visit: Visit support.logi.com for product support, software (Logi Options+), and contact channels.

Limited hardware warranty varies by region; check Logitech warranty information on the support site.

• https://support.logi.com/hc/en-us/articl...
• https://support.logi.com