The manual dedicates its first operational section to power management. The FT-65 typically ships with a 1950 mAh Li-Ion battery (SAD-18B).
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The official manual clarifies these points and reveals hidden features like the Emergency Auto ID (for ARTS operation) and the Keypad Lock behavior. The manual dedicates its first operational section to
While the Yaesu FT-65 manual is well-written, some features require reading between the lines: next to the antenna
On the top panel, next to the antenna, is an orange button labeled . By default, it does nothing. You must program it via the manual: