Read Sony KDL-60W840B / KDL-60W850B / KDL-60W855B / KDL-60W857B / KDL-60W858B / KDL-70W830B / KDL-70W840B / KDL-70W850B / KDL-70W855B / KDL-70W856B / KDL-70W857B Service Manual online
RB2G
CHASSIS
W830B/ W840B/ W850B/ W855B
W856B/ W857B
Troubleshooting
3 2 3 LED BLINKING 4x (LED Voltage Error)
3-2-3. LED BLINKING 4x (LED Voltage Error)
4-times blinking
LED d i
Between 0.49V to 1.32V
Board /Parts
Board PWB (BAX-L – B SIDE)
Check
BACKLIGHT_MON
on the BAXL
Board
LED driver
For HT, HM, change LD board
.
For HE, change Panel.
BAXL
BACKLIGHT_MON
= JL9106
BACKLIGHT_MON
= JL9106
BACKLIGHT_MON
= JL9106
BAXL Board
17
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