Sony KD-43X85K User Manual

42
SAFETY NOTES SELF DIAGNOSIS FUNCTION TROUBLESHOOTING SERVICE ADJUSTMENT DIAGRAM HANDLING GUIDE
1.3 No Power DDCON/LDO (LDO Check)
TROUBLESHOOTING
Check item summary
Pleas refer page 27 for Ref number.
Check Enable
IC2201 #pin3
Is voltage >1.0V?
1.2 No Power u-Com Failure
or
Enable source
Change D2200
no
no
START
yes
Change LDO
IC2201
Check Vcc voltage
C2214
Is voltage >3V?
yes
Check
D2200 Is diode okay?
no
yes
Check 3.3V_STBY.
Power board
Change D2201
no
Check Vcc voltage
C2214
Is voltage >4V?
yes
Check
D2201
Is diode okay?
no
yes
Check 5V_MAIN DDCON (IC600)
Check IC600 Vcc
voltage
C601
Is voltage >12V?
no
yes
Board Operation IC Ref Voltage supply
BM5A LDO IC2201 1.8V_EMMC
SYSSET
2022/04/1901:21:05(GMT+09:00)

Sony KD-43X85K Specifications

General

Screen Size	43 inches
Resolution	3840 x 2160 (4K UHD)
Display Type	LCD
HDR	Yes
Refresh Rate	120 Hz
Smart TV	Yes
Operating System	Google TV
HDMI Ports	4
USB Ports	2
Wi-Fi	Yes
Bluetooth	Yes
HDMI 2.1	Yes
Ethernet Port	Yes
Processor	4K HDR Processor X1
HDR Format	Dolby Vision, HDR10, HLG
Weight	10.7 kg (with stand)