Acer AT4220A AT4220A Service Guide - Page 38

Lock TV Locking TV Content Lock TV is a handy feature that can block all TV sources. Lock TV allows you to enter a password and effectively stop anyone without the password from watching TV. If you want to set a personal PIN, please follow the steps below. 1. Press the MENU key on the remote control to bring up the OSD. 2. Use the directional keys to navigate to the Settings menu. Then select Set PIN. 3. Enter a four-digit password. Type it again and press OK to reconfirm. 4. Press MENU to exit. Note: The default PIN for this TV is "0000." Enter "0000" when you want to change the PIN. If you forget your PIN, please enter 6163 to reset. If you want to lock your TV, please follow the steps below. 1. Press the MENU key on the remote control to bring up the OSD. 2. Use the directional keys to navigate to the Settings menu. Then select Lock TV. 3. Enter your PIN. Type it again and press OK to reconfirm. 32 Chapter 1