Sony KD-55A8F - Slide Number 20

(Supplementary
information)
DDCON check
Check Enable
IC600 #pin1
Is voltage >2.5V?
Change IC600
Change D600
no
no
START
yes
Change DDCON
IC601
Check Vcc voltage
C602
Is voltage >3V?
yes
IC Ref Voltage supply
IC601 +1.5V_DDR
Check
D600
Is diode alive?
no
yes
Check +3.3V_STBY.
G* board
Change D601
no
Check Vcc voltage
C602
Is voltage >4V?
yes
Check
D601
Is diode alive?
no
yes
Check +5V_MAIN DDCON (IC402)
Check IC402 Vcc voltage
C423
Is voltage >12V?
no
yes
1.3 No Power DDCON/LDO
BM2A Board Model
20
20
SYSSET
2018/03/1622:32:44(GMT+09:00)