FANUC Alarm SYST-177 — RobotLink master is the master
FANUC SYST-177 (“RobotLink master is the master”): The attempted operation could not be done because the robot is under control of the RobotLink Master robot. First check: Set the remote/local operation mode to Local in the system configuration screen(if the operation is attempted from the SOP), or set the $RMT_MASTER system variable correctly.
Updated 2026-08-29 · LogrobotLM reference
Description
The attempted operation could not be done because the robot is under control of the RobotLink Master robot.
Remedy · Remède
Set the remote/local operation mode to Local in the system configuration screen(if the operation is attempted from the SOP), or set the $RMT_MASTER system variable correctly. Set the variable to one of the following values:
Frequently asked · Questions fréquentes
- What does FANUC alarm SYST-177 mean?
- FANUC SYST-177 (“RobotLink master is the master”): The attempted operation could not be done because the robot is under control of the RobotLink Master robot.
- How do you troubleshoot FANUC alarm SYST-177?
- Set the remote/local operation mode to Local in the system configuration screen(if the operation is attempted from the SOP), or set the $RMT_MASTER system variable correctly. Set the variable to one of the following values:
Related codes / Codes liés
Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →