{"id":16988,"date":"2026-05-13T16:27:18","date_gmt":"2026-05-13T14:27:18","guid":{"rendered":"https:\/\/paynopain.com\/?p=16988"},"modified":"2026-05-13T16:56:54","modified_gmt":"2026-05-13T14:56:54","slug":"physical-pos-usage-guide-payments-transactions","status":"publish","type":"post","link":"https:\/\/paynopain.com\/en\/blog\/physical-pos-usage-guide-payments-transactions\/","title":{"rendered":"PaynoPain POS Terminal User Guide: payments, transactions, refunds and reports Updated"},"content":{"rendered":"<h2><span class=\"ez-toc-section\" id=\"Guide_Sentinel_V332\"><\/span><strong>Guide Sentinel V3.3.2<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">In this tutorial, we clearly and simply explain <\/span><b>how payments work on<\/b>\u00a0<a href=\"https:\/\/paynopain.com\/en\/solution\/physical-pos\/\"><span style=\"font-weight: 400;\">PaynoPain physical POS devices<\/span><\/a><span style=\"font-weight: 400;\"> through our payment application.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Throughout this guide, you will learn in detail abou<\/span><b>t the main features of the tool<\/b><span style=\"font-weight: 400;\">, such as processing payments, viewing transaction history, managing refunds, and generating reports, among other key options for controlling daily operations.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Payment_screen_on_the_physical_POS_terminal\"><\/span><b>Payment screen on the physical POS terminal<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">This screen is designed to make the payment process easier and faster, allowing key transaction details to be entered in a simple and intuitive way.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Main elements of the payment screen:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Numeric keypad:<\/strong><span style=\"font-weight: 400;\"> Used to enter the transaction amount.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong>\u201cPAY\u201d button:<\/strong><span style=\"font-weight: 400;\"> Once the total amount is entered, pressing this button starts the payment process.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Reference:<\/strong><span style=\"font-weight: 400;\"> This field is optional and depends on the device configuration. It allows you to enter a specific transaction reference (product or service name, order number, invoice number, etc.).<\/span><\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"Payment_result_screen\"><\/span><b>Payment result screen<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">When the payment process is completed, the device displays this screen, clearly showing the transaction result, whether approved, declined, or failed.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Main elements of the payment result screen:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Transaction details:<\/strong><span style=\"font-weight: 400;\"> Displays the amount and other relevant information such as status, date, encrypted card number, or reference.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong>\u201cCOPY\u201d button:<\/strong><span style=\"font-weight: 400;\"> Allows printing a copy of the receipt for the customer, providing a physical proof of payment.<\/span><\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"Transaction_list\"><\/span><b>Transaction list<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">This screen provides a complete overview of the transaction history, allowing detailed and organized tracking of all business operations.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">At the bottom of the screen, you will find arrows to navigate through the transaction list. You can use the page selector or navigation arrows to move through the records.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">From the list itself, you can view general information such as transaction status and amount, exact date and time of the payment, reference (if entered), and Auth Code.<\/span><\/p>\n<h3><b>Searching by reference in the transaction list<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">At the top of the screen, in the \u201cSearch reference\/authCode\u201d box, you can quickly and accurately search for a transaction within the list, optimizing search time in the history.<\/span><\/p>\n<p><b>How to search for a transaction?<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Enter the reference in the search field and press the magnifying glass button on the keypad. To return to the full list, you can clear the filter by pressing the \u201cX\u201d icon.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Transaction_filters\"><\/span><b>Transaction filters<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">In addition to searching for transactions, you can filter them by transaction type (sales, refunds, pre-authorizations, confirmed), status (approved or declined), and sort them to facilitate analysis and organization.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">In the upper left part of the screen, by pressing the filter icon, you can select filters and update the list with the corresponding results. Pressing the delete button resets the view by removing all applied filters.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Transaction_details\"><\/span><b>Transaction details<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">When you click on a transaction in the list, a screen appears showing all the details of the selected operation.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">This simple action improves business operations by providing clear and complete access to all relevant transaction information.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Refunds\"><\/span><b>Refunds<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">By selecting a transaction from the list, you can process refunds for your business transactions.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">To display the \u201cREFUND\u201d button, the refund option must be enabled in your device settings.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Transaction_receipt\"><\/span><b>Transaction receipt<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">On the transaction details screen, you can also generate a receipt for the operation, either digital or physical.<\/span><\/p>\n<h3><b>Physical receipt<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">By pressing the receipt button located at the bottom left, you can print a physical receipt for either the customer or the business, depending on the need (payment proof or internal record).<\/span><\/p>\n<h3><b>Digital receipt via QR code<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">On the same transaction details screen, you can also generate a digital receipt via QR code, located at the bottom center.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">By pressing the \u201cQR\u201d button, a QR code is created with the digital version of the receipt. You can show it directly to the customer so they can scan it with their mobile phone and save the digital receipt.<\/span><\/p>\n<h3><b>Digital receipt via email<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">On the transaction details screen, at the bottom right, there is an option to share the receipt digitally via email.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">By pressing the<strong> \u201cEmail\u201d<\/strong> button, a new window opens where you can enter an email address to send a copy of the digital receipt.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Refunds-2\"><\/span><b>Refunds\u00a0<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">This feature allows you to manage refunds of previous transactions quickly and securely. The business can define the refund amount, either full or partial, adapting it to each case. The system always displays the maximum refundable amount, making operation control easier.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Once the amount is entered, you can confirm the operation to process the refund or cancel it to stop the process. To complete the refund, the operation must be confirmed so it is properly recorded.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Reports_on_the_device\"><\/span><b>Reports on the device<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">This feature allows you to generate summary reports of transactions directly from the device. The screen displays key data such as totals, sales, and refunds.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">It is also possible to generate reports with all transactions recorded up to the current date. For subsequent reports, the system automatically sets the start date as the last generated report, enabling continuous activity tracking.<\/span><\/p>\n<h3><b>Cash closure confirmation<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">When pressing the cash closure button, all reports displayed on the screen are printed.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Before finalizing the process, you must confirm the operation. It is recommended to review all generated data beforehand to ensure accuracy before accepting.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Physical_POS_settings\"><\/span><b>Physical POS settings<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">This section contains all available application configurations and some system settings.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">In this area, you can manage different functions: enable payments, pre-authorizations, tokenized payments, references, access reports, and other features.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The payment application is fully configurable, so only previously enabled features are shown as active.<\/span><\/p>\n<h3><b>Additional physical POS settings<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">When accessing settings, a menu appears with options to configure the device and its connections.<\/span><\/p>\n<p><b>Main options:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Language:<\/strong><span style=\"font-weight: 400;\"> Choose between available languages: Spanish, English, German, Romanian, Italian, and Croatian.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong>WiFi:<\/strong><span style=\"font-weight: 400;\"> Connect to and save new networks.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Bluetooth:<\/strong><span style=\"font-weight: 400;\"> Connect to external devices such as printers.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Mobile data:<\/strong><span style=\"font-weight: 400;\"> Configure SIM card usage for mobile data connection.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Screen brightness:<\/strong><span style=\"font-weight: 400;\"> Adjust brightness level to improve visibility.<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Guide Sentinel V3.3.2 In this tutorial, we clearly and simply explain how payments work on\u00a0PaynoPain physical POS devices through our payment application. Throughout this guide, you will learn in detail about the main features of the tool, such as processing payments, viewing transaction history, managing refunds, and generating reports, among other key options for controlling [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":16709,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[106],"tags":[],"class_list":["post-16988","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PaynoPain POS User Guide<\/title>\n<meta name=\"description\" content=\"Sentinel V3.3.2 Guide to learn how to use the PaynoPain POS: Payments, Transaction Lookup, Refund Management, and Reports.\" \/>\n<meta name=\"robots\" content=\"index, follow, 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