Sony KD-43X7 F Series Service Manual page 83

2018/05/04 04:12:02 (GMT+09:00)
3.15 No Power DDCON/LDO
DC-DC Converter Overall Check
START
Check C6093 Voltage.
Is the voltage 3.3V?
yes
Check C6042 Voltage.
Is the voltage 1.5V?
yes
Check C6072 Voltage.
Is the voltage 5V?
yes
Check C6141 Voltage.
Is the voltage 5V?
yes
no
DDC: +3.3V_DDC_OUT check
no
DDC: +1.5V_DDR check
no
DDC: +5.0V_DDC_OUT check
no
DDC: +5V_WIFI check
TV Business Division
Check C6146 Voltage. no
Is the voltage 1V?
yes
Check C6134,
no
C6050 is it
1.05V?
yes
Check C6058 is
no
it 1.8V?
yes
Check C6125 is
no
it 1.8V?
yes
Check 3.3V_MAIN
no
C6130 Voltage.
Is the voltage 3.3V?
yes
END (DDCON/LDO working normal)
DDC: +1.0V_M3 check
LDO: +1.05V_M3_xx check
DDC: +1.8V_TU check
DDC: +1.8V_EMMC check
SW: +3.3V_MAIN check
(Supplementary
83
information)
SYS SET