parallel to the D180 LCD screen anywhere from 0 to 4 cm above the surface of the
screen (as indicated in Figure 6 contactless card reader).
Card reader tips:
1. Place the card as close to the screen as possible.
2. Place the card parallel to the screen.
3. Place as much of the card above the screen as possible, rather than off to the sides.
4.3.3 Magnetic Strip Card Reader
Figure 7 Swipe magnetic stripe card
When swiping, the backside of the card must be faced up as shown in Figure 7. Bi-directional swiping
is supported. Please swipe the card with a constant speed.
4.4 Rechargeable Battery
3.7V-250mAh-lithium ion polymer battery.
Caution
Do not attempt to remove the battery, any service performed on the battery
should be done by a professional technician.
Operate the device within its specified temperature range and avoid
prolonged exposure to direct sunlight.
Prolonged exposure to high temperatures can reduce the capacity of the
battery.
Warning
If there is visible damage or swelling in the battery, cease operation of the
device immediately and contact an agent from your device vendor.
4.5 Buzzer
Internal buzzer.
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