Code SDTL-082: Register for payload center (%s) does not exist.
Issue Description & Safety Warning
The Fanuc R-30i Series Robot Controller has triggered a critical Register for payload center (%s) does not exist. alarm. Immediate attention from a qualified operator or maintenance technician is required to prevent secondary damage to the equipment or spoiled parts during the manufacturing cycle. Always ensure standard safety and LOTO procedures are followed before accessing electrical cabinets.
Official Troubleshooting Steps
Cause: This alarm is displayed by execution of KAREL program, STPAYLOD. Register for payload center does not exist. %s shows coordinate (X or Y or Z) and index of the register. Suppose the 3rd argument of STPAYLOD is 200. Center of gravity of payload is specified by R [201]. If R[201] doesn’t exist, “SDTL-082 Register for payload center (X, 201) does not exist “ can be displayed. Remedy: Set proper value to the 3rd argument so that required registers exist. Suppose the 3rd argument of STPAYLOD is n. Center of gravity of payload is specified by following registers. R [n+1]: Position of center of gravity, X [cm] R [n+2]: Position of center of gravity, Y [cm] R [n+3]: Position of center of gravity, Z [cm]
Source: FANUC Robot R-30iA Alarm Code List Operator's Manual
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
About Fanuc R-30i Series Robot Controller Alarms
Fanuc controllers include extensive self-diagnostics that flag or halt the machine when a fault is detected. Error code SDTL-082 on the R-30i Series Robot Controller identifies one specific fault condition — its documented cause and the official corrective steps are listed above, sourced from Fanuc's service documentation. Always confirm against the manual for your exact machine configuration and follow LOTO procedures before servicing.
Complete Alarm List: 6553 Fanuc R-30i Series Robot Controller codes.
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