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Checking the LAN
LAN communication is disabled even
though connecting the control PC with a
LAN cable. The LINK LED (green) does
not light up.
YES
Are the connection of connecting cable
and the settings of IP address, sub-net
address and default gateway correct?
YES
Are the network device (e.g. Hub)
between the control PC and EIP-3500
and cable normal?
YES
When data is sent from the control PC, do
pins (30) and (31) of IC8201 (PHY
receiver) receive signals?
YES
Check the PHY receiver IC8201 and the
peripheral circuits of the microprocessor
IC8001.
NO
Check the connecting cable and LAN settings. If the
LAN settings are unknown, contact the network
administrator.
If the network settings cannot be saved, replace
IC8003 (EEP ROM) as it may be defective.
Note: When IC8003 (EEP ROM) is replaced, the MAC
address returns to default. Refer to "Resetting
after replacing IC8003 (EEP ROM)" to reset.
NO
Repair defective parts in the network.
NO
Check the peripheral circuit of J8201 (RJ-45 jack
with built-in transformer).
45
EIP-3500
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