Read Sony KLV-32D300A / KLV-40D300A / KLV-46D300A Service Manual online
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KLV-32/40/46D300A
RM-GA008
Troubleshoot
Check the all harness and connectors first, whenever you find any problem.
Case 3)
Noise
Noise
Dot Noise
Fig. 1
Fig. 2
Fig. 3
When the noise is
figure1 or 2.
Change the screen
mode.
Is the position of the
noise same as
former?
Check the Trident
When the noise is
figure3.
Indicate the OSD.
Does the noise
disappearon OSD
area?
Noise Picture
Check the Trident or the
circuit of the former
steps.
Change BH
board
Done
Done
Change BG1
board
Change the
Panel
Yes
No
No
OK
OK
NG
NG
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