Tally Dascom DL-210, Руководство по обслуживанию, Страница: 56 / 62

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1.1.5 power error
Phenomen
on
Possible Cause Inspection Recovery
The power
LED is OFF.
AC/DC power
adapter is
unplugged.
Check the power adapter.
Re-connect the
power adapter.
Faulty in AC/DC
power adapter. Check the power circuit with
multitester. Replace the power
adapter.
Faulty in power
switch
or
connector.
Check the power switch or
connector with multitester.
Replace the power
switch
or
connector.
Faulty in power
supply circuit in
main board.
Check the power supply
circuit with multitester. Replace the main
board.
1.1.6 Communications error
Sympto
m
Possible Cause Inspection Recovery
The
printer
does not
print.
Unsecured connection
between
communication cable
and printer.
Check the
communication cable.
Re-connect the
communication
cable.
The communication
cable is wrong.
Check the
communication cable.
Use the
prescribed
communication
cable.
There is something
wrong
with
communication cable
or connector.
Check the conducting
performance of the
cable and connector
with multitester. Replace the
communication
cable
or
connector.
The communication
interface board is
damaged.
Replace another
communication
interface board for test.
Replace the
communication
interface board.
The extending
interface circuit on
main board is faulty.
Replace another
communication
interface board for test.
Replace main
board.