Read Sony KDL-50W805B Service Manual online
KDL-50W805B 16
SECTION 3 - REPAIR INFORMATION
29. Press
0
to select the
000 BOARD CHECK item.
DIGITAL (MODEL)
SERVICE
Board Check
1. Replace MAIN BOARD (and TUNER BOARD)
2. Replace TUNER BOARD only
2. Replace TUNER BOARD only
When replacing the Main Board and/or Tuner Board:
30. Press
1
to verify the Main Board replacement results.
NOTE:
Either one of the following messages indicates
a correct process.
DIGITAL (MODEL)
SERVICE
Board Check
OK
TUNER BOARD OPTION: STANDARD
TUNER BOARD OPTION: STANDARD
DIGITAL (MODEL)
SERVICE
Board Check
OK
TUNER BOARD OPTION: PCA / HTL
TUNER BOARD OPTION is changed correctly
TUNER BOARD OPTION: PCA / HTL
TUNER BOARD OPTION is changed correctly
CAUTION: If the Main Board is a mismatch to the Tuner Board,
a “NG: WRONG COMBINATION OF MAIN BOARD AND TUNER
BOARD” will display.
a “NG: WRONG COMBINATION OF MAIN BOARD AND TUNER
BOARD” will display.
31. Press
RETURN
.
When replacing the Tuner Board only:
32. Press
2
to verify the Tuner Board replacement results.
DIGITAL (MODEL)
SERVICE
Board Check
OK
TUNER BOARD OPTION: STANDARD
TUNER BOARD OPTION: STANDARD
CAUTION: If the Tuner Board is a mismatch to the Main Board ,
a “NG: DIFFERENT KIND OF TUNER BOARD HAS BEEN
CONNECTED” will display.
a “NG: DIFFERENT KIND OF TUNER BOARD HAS BEEN
CONNECTED” will display.
33. Press
RETURN
on the Remote Commander.
34. Turn the TV OFF.
35. Press
on the Remote Commander and Power button
I/0
on TV
to set unit to Shipping Condition.
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