Use the alpha underlay to program product names, as explained in this tutorial .
The ER-940 supports hundreds of PLUs, but you only have ~128 physical keys. Filter your sales data. Keep the top 100 items on the main keyboard. Move slow-movers to a secondary PLU lookup menu.
Once the keys are programmed, use the Cash key to save your changes and exit to the regular sales mode. Conclusion sam4s er940 keyboard template exclusive
Custom templates printed on synthetic, water-resistant papers add an extra layer of defense beneath the plastic membrane cover. Step-by-Step Guide to Designing Your Custom Template
Once your template layout is designed, the physical execution dictates how long it will last in a harsh commercial environment. Use the alpha underlay to program product names,
Print your customized template on an A4 inkjet or laser printer. Cut the template to size. Carefully lift the clear plastic overlay on the ER-940. Position your new template perfectly over the keys. Secure the overlay back down. Best Practices for ER-940 Key Management
What is your ? (e.g., bar, grocery, fast-casual) Keep the top 100 items on the main keyboard
Carefully lift the edge of the clear plastic keyboard cover. Slide out the old template.
Before designing, ensure your template matches the actual PLU (Price Look-Up) and Department programming of the machine. Changing the paper template does not change the internal programming; it must mirror your register's system settings exactly. Step 2: Choose Your Design Software
Let’s look at a real-world example. Tony’s Italian Bistro in Chicago had two SAM4s ER-940 units. Their old system used generic number labels. Cashiers had to memorize that "Meatball Sub" was PLU 451, which took 4 keystrokes (4-5-1-Subtotal).