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Fig.2-9 Power socket and pin assignment
2.4 Indicators, Buzzer and Button Operation
There are two buttons on SP-TL51 printer, one built-in buzzer and two indicators (one
power indicator, one error indicator).
【
FEED
】
is paper feeding button, the function of its enabling or disabling the button
on/off can be set by print command, when the button is enabled, press
【
FEED
】
button, then
the paper presenting driver starts up and paper fed into the printer; release
【
FEED
】
button,
paper feeding stops.
【
Pause
】
is Pause Button. When printing, press once, pause the printing, and the status
indicator will indicate the current working status. Press
【
PAUSE
】
again, the printer will
return to normal working status, and print data received in the suspended status.
The buzzer is used to indicate the error status type. The buzzer can be set to ON or OFF
by parameter setting. The error status type is the same as the ERROR indicator.
【
Power INDICATOR
】
indicates the power status. After power-on, the power indicator
lights, otherwise it is in the off state.
【
ERROR INDICATOR
】
is the error status indicator. The indicator light indicates that the
printer is out of paper. It can indicate the printer mechanism overheating and other error
status.