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the printing
density normal?
YES
Is
the
correction
normal?
YES
Re-check
Is
the
thermal
head
okay?
•
Replace the
thermal
head
YES
Is
the print
correct?
NO
•
Replace
the
ribbon
cassette
•
Check the ribbon
cassette system
the
carriage
go
up/down correctly?
NO
•
Check the
connector
(CN111)
• Check the
correct
motor
• Check the CPU
periphery
•
Check
the
ribbon
select SW
•
Check
the
ribbon
select
SW
connector
(CN115)
• Check
the head
voltage
(CN113)
-
56
-
YES
YES
•
Check the mechanism
•
Check the thermal head
• Check
the CPU periphery
•
Check the mechanism
• Check the ribbon
•
Check
the head
voltage (CN113)
(KX-W60TH
only)
'..
YES
Re-check
RAM
problem
YES
Does
the expansion RAM
work
correctly?
NO
NO
• Check the expansion RAM
• Check the
connector (J1)
• Check the CPU periphery
-
57-
NO
YES
.
• Check the power line
•
Install batteries correctly
.
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