Other functions
1. Retain on-screen display
Press the + button and the upper right corner will display the current channel number and TV system. After 4 seconds the display on the screen will disappear.
Press +
2 AUTO SYS 1
After 4 seconds
In VIDEO mode, it will only display VIDEO l (or VIDEO 2) and the colour system.
2. STD button
Press the STD button and each time the colour system displayed on the screen will change in the sequence of
AUTO 
PAL 
N358 
N443 
In this TV model the colour system is automatically identified. In normal circumstances, please set colour system to AUTO.
3. SLEEP timer
Using the SLEEP button allows you to have the appliance automatically turned off after a preset time (the time range will be as long as 120 minutes), and set the appliance to standby mode. At every press of the button the setting time will be decreased by 30 minutes.
When the remaining time is 5 minutes left, it will be displayed once every 2 minutes for 4 seconds.
Press SLEEP
SLEEP OFF
Press SLEEP
SLEEP 120
Press SLEEP
SLEEP 30
When the SLEEP timer is functioning, if you press SLEEP button again, the TV will display the remaining time. If the power is switched off, the SLEEP timer will be cancelled. You must set it again if wanted.
4. TV/AV selection
Press the AV/TV button on the set or AV button on the remote controller to select TV or AV mode.
When the TV is working at RF receiving mode, press AV button the set will be switched to AV1,
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