Samsung QA55Q900RBWX Series Service Manual page 3

4-5. Audio ............................................................................................................................................4-11
4-6. Network ...................................................................................................................................... 4-12
4-7. Smart Hub ................................................................................................................................... 4-13
4-8. Bluetooth / WiFi Module.......................................................................................................... 4-15
4-9. Replacing Main Board .............................................................................................................. 4-17
4-10. Factory Mode ........................................................................................................................... 4-19
4-11. Factory Mode Adjustments ....................................................................................................4-25
4-11-1. Entering Factory Mode ................................................................................................4-25
4-11-2. Detail Factory Option ..................................................................................................4-26
4-11-3. Factory Data .................................................................................................................4-27
4-12. RS-232C ....................................................................................................................................4-36
4-13. AV Control Tabe .......................................................................................................................4-37
4-14. Updating the TV's Software .................................................................................................. 4-44
4-14-1. Updating the TV's software to the latest version .................................................. 4-44
4-14-2. Updating the TV automatically ................................................................................ 4-44
5. Wiring Diagram ................................................................................................................ 5-1
5-1. Wiring Diagram .............................................................................................................................5-1
5-2. Connector .....................................................................................................................................5-4
5-2-1. Main Board........................................................................................................................5-4
5-2-2. LD/SMPS Board .............................................................................................................5-10
5-2-3. One Connect Board ....................................................................................................... 5-13