Read Sony KDL-40NX720 / KDL-46NX720 / KDL-55NX720 / KDL-60NX720 Service Manual online
KDL-40NX720/46NX720/55NX720/60NX720 D-2
APPENDIX D - 8 BLINK ERROR CODE
2. Step 2
a. Completely Reset TV using Remote Control
b. While Pressing and holding Arrow Up, Press and
b. While Pressing and holding Arrow Up, Press and
Hold TV Power Button (on side of TV) and then
Release Arrow Up
c. 8 blink still occurs, go to Step 3
3. Step 3
a. Check for latest Software Version through Network
Connection or Reference Library
b. Connect and Configure TV Network Connection
c. Using Remote Control Press HOME > Settings >
c. Using Remote Control Press HOME > Settings >
Product Support > Software Update
d. If TV is not network connected go to Reference
Library and Download Latest Software for the
Specific Model and Install using a USB Thumb
Drive.
e. 8 blink still occurs, go to Step 4
4. Step 4
a. Replace Main (BATV) Board
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