# Locked LF-3000: Main power is off until Diagnosis → License is Unlimited - Source-Date (SAST): 2025-12-12 11:40; IP 2026-05-25 12:01 - From/To: Eric → Danie, Jeffrey, cc dispatch and support - Dest: IA - Review-after: 2027-08-31 - Status: current - Source: company email (Archives/Internal Affairs), 2025-12-12 ## Facts - A locked **LF-3000** shows no laser, alarm light on, and **Main power: is off**. Connect power and network. On the laser UI: **Diagnosis → License**. If **Laser Lock Date** is not **Unlimited**, enter the unit **Laser License Code** and reboot. - Laptop NIC: **192.168.0.x** (any host except **.10**), mask **255.255.255.0**. - Serial-to-code mapping for the 2025 locked batch is on the staff spreadsheet, not on this page.