Kenwood TK-3131 Instruction Manual - Page 29
Key Lock Lamp
UPC - 019048136329
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KEY LOCK You can lock the MENU, v, and w keys to prevent accidentally changing the operating mode and channel settings. The PTT, CAL, and MON keys still function normally. Press and hold the MENU key for 1 second to lock or unlock the transceiver keys. • The icon appears on the display when the transceiver keys are locked. No icon appears when they are unlocked. LAMP The lamp is used to illuminate the Liquid Crystal Display. You can set the lamp to remain off, remain on, or turn on when you press any key other than the PTT switch (auto). When set to auto, the lamp remains on for 5 seconds after pressing a key before turning off again. To select the lamp setting: 1 Turn the transceiver power OFF. 2 Press and hold the MENU key while turning the transceiver power ON (for 1 second). 3 Press the v or w key to select " ". 23