Sony KD-43X85K - 6.0 Network Malfunction: Ethernet (wired)

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SAFETY NOTES SELF DIAGNOSIS FUNCTION TROUBLESHOOTING SERVICE ADJUSTMENT DIAGRAM HANDLING GUIDE
TROUBLESHOOTING
6.0 Network Malfunction: Ethernet (wired)
[Network Set-up]
>[Wired Set-up]
on the TV
Ethernet Cable
Connection Results
Cable Connection
Proxy setting
OK
Connection Results
Local Access
Connection Results
Internet Access
Failed
OK
Failed
Failed
Wired Set-up
IP address setting
Auto
Check
Local router
DHCP server
Manual
Check IP address
&
Local router setting
Check cable
Main board
OK
NG
Main board
OK
Main Board
Any scratches
along
TX+/-, RX+/-
lines?
Change Main-board
Check Ethernet
Connector pins
Soldering
J2401
Change
Ethernet Connector
Check body
Appearance &
soldering
Zener Diode
D2402
Change Pulse Trans
IC1000 problem.
Change Main-board
NO
OK
OK
YES
NG NG
Check
Pulse Transformer
soldering
T2401,T2402
OK
Change Zener Diode
NG
CHK1
CHK2
CHK3
CHK4
Check CMF
Soldering
L2401
OK
NG
Change CMF
CHK5
SYSSET
2022/04/1901:21:05(GMT+09:00)