Longshine POS GT-150 Series, Руководство пользователя

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Hardware Setup
11
Hardware Assembly
Please make sure that the system power is turned off and the power supply is disconnected when
making any hardware changes to POS GT-series terminal.
2.2a COM power selection
Change the Jumper position
Before you start using the COM port, please make sure that JP1 (for COM 3), JP2 (for COM 2), JP4
(for COM4 ) and JP5 (for COM 1) on the main board are set correctly.
(COM3)
(COM2) (COM1)
(COM4)
The Power electricity on COM ports of GT-150 is 0 as default. If you want to change power
electricity to +5V or +12V, you have to follow the instruction below.
Prepare nippers to change the position of the jumpers from Ring-IN to +5V or +12V as the picture
shown below.