Logitech B100 Optical USB Mouse Repair

The B100 Optical USB Mouse is a basic, plug-and-play wired mouse designed for business, education, and general-purpose use. It features an ambidextrous full‑size shape and an optical sensor rated at 1000 DPI for accurate everyday tracking. The housing is built from durable plastics and the design is tested for rugged use and repeated cleaning/disinfection (2,700 alcohol wipe cycles). Key features include a permanently attached USB‑A cable, three-button layout (including middle click), and an optical scroll wheel.

The Logitech B100 Optical USB Mouse can be identified by the model number (M/N M-U0026). The model label is on the underside label. This label lists the model (M/N), part (P/N), and serial (S/N) numbers.

• Part Number: 910-001439
• Sensor Technology: Optical tracking
• DPI (Min/Max): 1000 ±
• Number of Buttons: 3 (Left, Right, Middle/Scroll click)
• Scroll Wheel: Optical, line-by-line scrolling
• Connectivity: Wired USB‑A (plug-and-play)
• Cord Length: 70.87 in (180 cm), permanently attached
• Dimensions (H × W × D): 4.45 in (113 mm) × 2.44 in (62 mm) × 1.50 in (38 mm)
• Weight: 3.17 oz (90 g)
• Warranty: 3‑year limited hardware warranty
• Compatibility: Windows 7/8/10 or later, macOS 10.5 or later, Chrome OS (Works With Chromebook certified), Linux kernel 2.6+
• Cleaning / Durability: Tested to withstand 2,700 alcohol wipe cycles; drop‑tested to school desk heights for rugged durability
• Switches (primary button microswitch): Manufacturer/model not specified by Logitech (standard tactile microswitches)

Common repair‑relevant faults include intermittent or dead tracking (usually caused by dirt on the sensor or broken cable), unresponsive or double‑clicking primary buttons (worn microswitches), and scroll wheel failures. Diagnose by testing on multiple USB ports/computers, visually inspecting the cable for cuts or flex damage, cleaning the sensor window, and opening the housing to check solder joints and inspect/replace worn microswitches.

For additional troubleshooting help, visit: Contact Logitech Support via support.logi.com for product help, spare parts inquiries, and warranty claims.

3‑year limited hardware warranty; file claims through Logitech warranty support.

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