# Ncr pos with 20x2 costumer display **URL:** \ **Category:** Version 4\ **Created:** [September 9, 2015, 6:36am UTC](https://forum.sambapos.com/t/ncr-pos-with-20x2-costumer-display/6980 "2015-09-09T06:36:24Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![JTRTech](https://forum.sambapos.com/user_avatar/forum.sambapos.com/jtrtech/32/21270_2.png) [@JTRTech](https://forum.sambapos.com/u/JTRTech)\ **Post date:** [September 9, 2015, 8:31am UTC](https://forum.sambapos.com/t/ncr-pos-with-20x2-costumer-display/6980/2 "2015-09-09T08:31:22Z")
There OSA detailed customer display pole tutorial on the forum, likewise for printer and drawer. Have you used the search? > [@Pole Display / Customer Display / VFD](http://forum.sambapos.com/t/pole-display-customer-display-vfd/1978): > > First of all, you need to determine how your Display is connected to the computer, and how it communicates. If you cannot figure out this information, it will be very difficult to get your Display working with SambaPOS. There are many types of Displays, though most of them will communicate in a serial fashion via a serial port or COM emulation via USB. The following screenshots show a Display connected via USB, that the Driver emulates as a serial port on COM2. This Display requires a drive… > [@Using Cash Drawers](http://forum.sambapos.com/t/using-cash-drawers/168): > > On this tutorial I’ll show you how to operate cash drawers. ###Connection types Serial Connection: Drawer connects to PC through serial port. This connection type is not recommended because drawers does not have power source of their own and to be able to kick drawer they use power from serial port. If port voltage is not enough for cash drawer it won’t work. If you have that kind of drawers on hand you can search Google for USB powered kickers. RJ11 Connection: Drawer connects to a recei… --- _[View the full topic](https://forum.sambapos.com/t/ncr-pos-with-20x2-costumer-display/6980)._