Troubleshooting for ethernet – Seiko Instruments SII Black-and-White Raster Plotter LP-1020 User Manual

Page 250

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14-34

Cause

Checking method

Corrective measure

No Power

-

-

Check if the power switch is
turned on.
Check if the power cable is
connected correctly.

-
-

Turn on the power switch.

Connect the power cable correctly.

LAN cable is not
connected correctly

- Check if the cable is connected

to the connector securely.

-
-

Connect the cable completely.
If the cable is connected,
disconnect and reconnect it.

LAN cable is
disconnected

-

-

Check if communication can be
made when the LAN cable is
connected to another host or printer.
Check if the ping command to
the device is effective.

- Use another LAN cable.

Network system is
faulty

- Check if the LP-1020 operates

by the ping command
transmitted from the host.

- Please consult a system

administrator.

IP address is not

specified correctly

-

Check if the setting value of the
device is the same as the IP
address assigned by a system
administrator.

- Specify the correct IP address.

Subnet mask is not set
correctly

- Check if the setting value of the

device is the same as the subnet mask
assigned by a system administrator.

- Specify the correct subnet mask.

Routine table is not set
correctly

-

-

Check if the setting value of the
device is the same as the IP router
address assigned by a system
administrator.
C h e c k i f t h e a d d r e s s i n t h e
network system to be connected
is correct.

-

-

Specify the correct IP router
address.
Specify the correct network
address to be connected. (If it is

unknown, set default route value
000.000.000.000.)

Connections are made,
exceeding the maximum
number of simultaneous
connections of the device
(Max. 10 users)

- Check if multiple hosts use the

device simultaneously.

- Adjust the number of users that

use the device simultaneously.

IP address already used
by other equipment is

set. (Duplicated use of

IP address)

- Ask the system administrator for

confirmation.

- Specify the correct IP address.

IP address that was used
immediate-previously
by other equipment is

set

- Ask the system administrator for

confirmation.

- Because the address of original

equipment is cached in the host or
relay units such as switches, clear
the cache table in such units.

Troubleshooting for ethernet

■When no communication can be made

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