Remove the empty cardboard core from the supply spindle and the waste paper core from the rewind spindle (if using labels).
The DIGI SM-500 series scales are robust, high-performance instruments designed for demanding retail and industrial environments. Often found in supermarkets and delis, these scales are more than simple weighing devices. They are full-scale computing and printing systems designed to speed up transactions and integrate seamlessly into a point-of-sale (POS) network.
User Specs generally define how the scale handles PLU (Price Look-Up) data.
Flip the switch to . The scale will run a self-test countdown and display 0.000 kg. 3. Label Roll Installation
Whether you are configuring the scale for or connecting to a host server digi sm-500 scale user manual
Known for high repeatability and precision in both retail and lab settings.
When the scale encounters an operational issue, it displays specific error codes or symptoms. Use this matrix to identify and fix faults: Symptom / Error Code Root Cause Corrective Action Platter weight exceeds maximum scale capacity. Remove excess weight from the platter immediately. UF (Underflow) Platter is missing or floating below zero point. Reinstall the stainless steel pan correctly; restart scale. E-01 / Paper End Thermal paper roll is depleted or misaligned. Install a new label roll; clean the paper sensor window. E-11 / Head Open Print head assembly lever is not securely locked. Push the green print head lever down until it clicks shut. Scale won't print Label sensor is dirty or item is missing price data.
Proper physical setup prevents measurement errors and protects the internal load cell from permanent calibration damage. Physical Placement
Load a new roll of thermal labels or adjust the sensor gap alignment. Scale weight is unstable during transaction. Remove the empty cardboard core from the supply
If you encounter errors not listed here, or if hardware repairs are required beyond basic cleaning, it is strongly recommended to contact a certified DIGI service technician. Handling the internal electronics, especially the Span Switch jumpers and power supply units, should only be performed by qualified personnel.
Clean the thermal print head with alcohol. Check the print density setting in the S-Mode parameters. Network connection drop
: General product information is available through Teraoka (DIGI) . Digi Sm 500 Scale Manual
Digi SM-500 Scale User Manual: The Ultimate Guide to Operation, Configuration, and Troubleshooting They are full-scale computing and printing systems designed
Use canned compressed air to clear paper dust away from the reflective gap sensor and peel sensor. To help you get the most out of your scale, tell me:
Thread the backing paper through the peel-off guide rollers and wrap it around the take-up rewind spool. Close the print head locking lever firmly. Press the key to align the first label. Cleaning the Thermal Print Head
Specify the target template number (e.g., 1 for standard label). Press [PLU] . Press the [END] or [C] key to exit and save your data. Creating a Piece Count / Fixed Price PLU In PROGRAM MODE , enter your PLU number and press [PLU] . Advance through the menus to the [UNIT PRICE] section.
Ensure the thermal coating faces upward against the printhead. Verify that you are using direct thermal paper. Backing paper slipped or sensor blocked.
Locate the power switch underneath the right side of the scale.