FANUC Alarm SYST-202 — Incorrect $rmt_master on Slave robot
FANUC SYST-202 (“Incorrect $rmt_master on Slave robot”): One or more of the specified slave robots does not accept the command from the master robot because of $rmt_master system variable value. First check: Verify that the system variable $RMT_MASTER is set to 4 on all slave robots.
Updated 2026-08-29 · LogrobotLM reference
Description
One or more of the specified slave robots does not accept the command from the master robot because of $rmt_master system variable value.
Remedy · Remède
Verify that the system variable $RMT_MASTER is set to 4 on all slave robots.
Frequently asked · Questions fréquentes
- What does FANUC alarm SYST-202 mean?
- FANUC SYST-202 (“Incorrect $rmt_master on Slave robot”): One or more of the specified slave robots does not accept the command from the master robot because of $rmt_master system variable value.
- How do you troubleshoot FANUC alarm SYST-202?
- Verify that the system variable $RMT_MASTER is set to 4 on all slave robots.
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 →