Sony GN1G - NETWORK MALFUNCTION(Ethernet (Wired))

3-9. NETWORK MALFUNCTION(Ethernet (Wired))
70
KDL-50W800C, 805C, 807C, 809C/KDL-55W800C, 805C
TROUBLE SHOOTING
[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 B* board
OK
NG
B* board
OK
B Board
Check pin 1 & 2 (TX+/-),
pin 3 & 6 (RX+/-) at
CN8003.
OK impedance (TX+/-) ≈
12.53kΩ
OK impedance (TX+/-) ≈
12.68kΩ
Check pin 6 & 8 (TX+/-),
pin 2 & 4 (RX+/-) at
L8000.
OK impedance (TX+/-) ≈
12.53kΩ
OK impedance (TX+/-) ≈
12.68kΩ
Check pin 4 & 5
at T8001 (TX+/-) and T8002 (RX+/-).
OK impedance (TX+/-) ≈ 12.53kΩ
OK impedance (TX+/-) ≈ 12.68kΩ
CHK1
CHK2
CHK3
CHK4
Any scratches
along
TX+/-, RX+/-
lines?
Change B* board
Check impedance
at Ethernet
Connector pins
Change
Ethernet Connector
Check impedance
at
Pulse Trans
Change Pulse Trans
IC1000 problem.
Change IC1000 or
replace with new B-board
NO
OK
OK
YES
NG
NG
Check impedance
at
CMF
OK
Change CMF
NG
TX+/-, RX+/-
TX+/-, RX+/-
TX+/-, RX+/-