Epson TM-J7200 - Power does not turn on; A maintenance part must be replaced. is printed

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Power does not turn on
Check whether the power cable and AC adapter are properly connected to the printer and outlet.
"A maintenance part must be replaced." is printed
Cause Solution and reference
The message shown below is printed
each time the printer is turned on.
Caution:
A maintenance part must be replaced.
Contact qualified service personnel.
A maintenance part (pump unit, ink supply unit, or waste liquid absorber) is
near the end of its service life. Contact qualified service personnel.