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2.5.2 IrDA Infrared Interface
：
IrDA works in semiduplex mode wireless.To communicate
the IrDA infrared transmmiter and receiver of the host should
aim at the infrared window of the printer.
Communication parameters are following as:
Baud rate: 9600bps
Data bit: 8
Parity: none
Handshaking: none
Distance: 0.6m(max.)
View angle: 30
°
2.6 Operation of Indicators and Buttons
TP UP-PH has two indicators: green one is a power indicator,
and lights while power on; red one is a error indicator, and
lights or flash when the printer is in following cases:
1) Paper end;
2) Head lever lift up;
3) Head temperature is out of the range;
4) Not found black mark.
Error indicator flashes as shown as figure 2-7.
Figure 2-6 Indicators and Buttons
Figure 2-7 Error indicator flash mode
TP UP-PH has two buttons: ON and LF. Their functions are
following:
1)
Power on: press button ON and release it until green
indicator lights. That means power is ON;
2)
Power off: press button ON more than 5 seconds until
red indicator on and all indicators off. That means
power is Off;
3)
Self Test: when power off, press and hold button LF,
and then press button ON, both indicators light, then
release button LF and button ON, printer will print out
self-test list;
4)
Paper feed: when power on, press button LF and paper
feed until release the button;
5)
Battery discharging: when power off, press button ON
more than 10 seconds, both indicators light, printer
enters battery discharging status, and no normal
operations can be made. When the battery dsicharged to
empty, printer power off automatically.
LF
0N
Out of temperature
Paper end
Lever lift up
BM detect error
