Sony KD-55A9F - Page 24

(Supplementary
information)
DDCON check
1.3 No Power DDCON/LDO
24
24
IC Ref Voltage supply
IC601 on BM3 1.2V_M3_DDR
Check Enable
IC600 #pin1
Is voltage >2.5V?
Change IC600
Change D600
no
no
START
yes
Change DDCON
IC601
Check Vcc voltage
C603
Is voltage >3V?
yes
Check
D600
Is diode alive?
no
yes
Check 3.3V_STBY.
G* board
Change D601
no
Check Vcc voltage
C603
Is voltage >4V?
yes
Check
D601
Is diode alive?
no
yes
Check 5V_MAIN DDCON (IC402)
Check IC403 Vcc
Voltage C418
Is voltage >12V?
no
yes
BM3/ DPJ Board OLED Model
SYSSET
2018/09/1904:47:37(GMT+09:00)