Read Sony KV-30XBR910 Service Manual online
— 24 —
KV-30XBR910/34XBR910
KV-34XBR910 HV SERVICE FLOW CHART
Start
Finished w ith HV
service!
Is D board
replaced?
Is FBT/Strike/Spare
mark part changed?
mark part changed?
Confirm +B, and check Hold dow n on D board w ith black video w ith the
follow ing steps:
1. Confirm +B across C6544 to make sure it is 135.3+1Vdc
2. Apply 5.3+0.5Vdc at pin 2 of CN6544 then confirm set holds dow n.
follow ing steps:
1. Confirm +B across C6544 to make sure it is 135.3+1Vdc
2. Apply 5.3+0.5Vdc at pin 2 of CN6544 then confirm set holds dow n.
Is HV correct?
(31.4+0.2kV)
If all adjustments are finished, then cap and seal
RV8002 w ith epoxy (or verify RV8002 is capped and
sealed) to prevent any possible misadjustment by
unauthorized service.
1. Replace RV8002 w ith the correct part
2. Adjust RV8002 to 31.40+0.2kV at video
cut off (black video) after 10-15 min
w arm up.
2. Adjust RV8002 to 31.40+0.2kV at video
cut off (black video) after 10-15 min
w arm up.
No
No
No
Y es
Y es
Y es
Click on the first or last page to see other KV-30XBR910 service manuals if exist.