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. TV colour system selection
Press the STD button and each time the colour system displayed on the screen will change in the sequence of
AUTO 
PAL 
N358 
N443 
If the system is not set correctly, the picture will have no colour or the colour will be abnormal. Press the STD button to select the right colour system to obtain normal colour (Refer to the following table).
| COLOUR SYSTEM | Colour | Vertical Frequency | |
AUTO | PAL (RF/VIDEO) | 4.43MHz | 50Hz | |
NTSC 3.58 (VIDEO) | 3.58MHz | 60Hz | ||
| ||||
PAL | PAL (RF/VIDEO) | 4.43MHz | 50Hz | |
PAL 60 (VIDEO) | 4.43MHz | 60Hz | ||
| ||||
N358 | NTSC 3.58 (VIDEO) | 3.58MHz | 60Hz | |
N443 | NTSC 4.43 (VIDEO) | 4.43MHz | 60Hz |
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
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