Network Malfunction(Ethernet (Wired)) - Sony GN1G Service Manual

3-9. NETWORK MALFUNCTION(Ethernet (Wired))

[Network Set-up]
>[Wired Set-up]
on the TV
Connection Results
Cable Connection
Failed
Check cable
NG
Ethernet Cable
B Board
CHK1
Any scratches
NO
along
TX+/-, RX+/-
lines?
YES
Change B* board
KDL-50W800C, 805C, 807C, 809C/KDL-55W800C, 805C
OK Connection Results
Local Access
Failed
Wired Set-up
OK
B* board
IP address setting
Manual
Check IP address
& Local router setting
CHK2
Check pin 1 & 2 (TX+/-),
Check pin 6 & 8 (TX+/-),
pin 3 & 6 (RX+/-) at
pin 2 & 4 (RX+/-) at
CN8003.
L8000.
OK impedance (TX+/-) ≈
OK impedance (TX+/-) ≈
12.53kΩ
12.53kΩ
OK impedance (TX+/-) ≈
OK impedance (TX+/-) ≈
12.68kΩ
12.68kΩ
Check impedance Check impedance
OK
at Ethernet
Connector pins
NG TX+/-, RX+/-
Change
Change CMF
Ethernet Connector
OK
Auto Check Local router
DHCP server
CHK3
CHK4
Check pin 4 & 5
at T8001 (TX+/-) and T8002 (RX+/-).
OK impedance (TX+/-) ≈ 12.53kΩ
OK impedance (TX+/-) ≈ 12.68kΩ
Check impedance
OK
at at
CMF Pulse Trans
NG NG
TX+/-, RX+/-
Change Pulse Trans
TROUBLE SHOOTING
OK
Connection Results
B* board
Internet Access
Failed
Proxy setting
IC1000 problem.
OK
Change IC1000 or
replace with new B-board
TX+/-, RX+/-
70