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Name of Parts and What They Do
<Left side on the back of the display>
18 | 19 | 20 |
|
17 |
| 21 | |
|
| ||
16 |
|
| 22 |
16 | COM3 port | Connect device such as customer display, etc. |
17 | COM2 port | Connect device such as printer, etc. |
18 | COM1 port | Connect device such as printer, etc. |
19 | Drawer port for 24 V | Connect the drawer cable. |
20 | Drawer port for 5 V | Connect the drawer cable. |
21 | DC jack | Connect the AC adaptor. |
22 | USB (host) port | Connect the USB device. |