Sony RMT-VB310E - Troubleshooting Flowcharts; Main Troubleshooting Logic

SECTION 6
TROUBLESHOOTING
6-1. Main Flowchart
6-1
Power LED Light up about 10s
and turn of automatically.
Are all the power line mentioned
in Power flow (x-x) normal?
6-2. Power System Flowchart
No
No
Check IC401, pin 4
(output) UNSW 1.8V
Yes
No
Yes
Yes
Set can power ON by Power
Switch or Remote Control.
6-3. Remote Con Flowchart
6-4. FR board flowchart
6-5*. FC board Flowchart
Check HDMI output 6-6. Video/HDMI flowchart
Yes
Yes
No
Check Coaxial Output
6-7. Audio (SPDIF) flowchart
6-8*. Audio (Analog) flowchart
Check Playback function 6-9. Drive flowchart
Yes
No
No
Check Internet connection
function
Check USB playback function
6-10. Ethernet Flowchart
6-11. Wifi Flowchart
6-12. USB flowchart
Yes
Yes
No
No
Yes
Change MB board
To Drive Flowchart (BU adj. flow)
Start (and return from each
flowchart)
No
Note:
* - For UBP-X1000ES model only
(with FLD display)