Humax VA-ACEC User Manual - Page 29

** 3. A/V Output Setting This menu lets you adjust the audio and video output, match the screen ratio to your TV, select the display format according to the screen ratio, select the TV standard and set the NTSC mode. You can choose the Dolby Digital audio stream whenever possible by selecting On in the Dolby Digital setting. 4. UHF Tuning You can select UHF Channels for your TV and adjust fine tuning setting. The channel range and frequency change according to PAL Standard. 5. Other Setting You can adjust the transparency level of On-Screen Display (OSD), set the duration time of the i-plate displayed when switching services and select automatic or manual mode to change to the reserved service. GB 28