FANUC Alarm SRVO-001 — SERVO Operator panel E-stop
FANUC SRVO-001 (“SERVO Operator panel E-stop”): The EMERGENCY STOP button on the operator panel or operation box is pressed. First check: 1. Twist the operator panel EMERGENCY STOP button clockwise to release. Likely part: Main board (Main CPU board).
Updated 2026-08-29 · LogrobotLM reference
Description
The EMERGENCY STOP button on the operator panel or operation box is pressed.
Remedy · Remède
1. Twist the operator panel EMERGENCY STOP button clockwise to release. Then press RESET. 2. Check the wires connecting the EMERGENCY STOP switch connector CRT8 for continuity . If an open wire is found, replace the entire harness. 3. With the EMERGENCY STOP button in the released position, check for continuity across the terminals of the switch. If continuity is not found, replace the switch. If continuity is found, perform a complete controller backup to save all your programs and settings, then replace the operator panel PCB. 4. If the problem still exists, replace the Main Board.
Part to check / replace · Pièce à contrôler / remplacer
FANUC SRVO-001 points to the hardware below — start here before ordering. · SRVO-001 met en cause l'organe ci-dessous : commencez par là.
Tap a part for every code that points to it — and verify the exact variant for your controller before ordering. · Touchez une pièce pour tous les codes qui la citent ; vérifiez la variante exacte avant commande.
Frequently asked · Questions fréquentes
- What does FANUC alarm SRVO-001 mean?
- FANUC SRVO-001 (“SERVO Operator panel E-stop”): The EMERGENCY STOP button on the operator panel or operation box is pressed.
- How do you troubleshoot FANUC alarm SRVO-001?
- 1. Twist the operator panel EMERGENCY STOP button clockwise to release. Then press RESET. 2. Check the wires connecting the EMERGENCY STOP switch connector CRT8 for continuity . If an open wire is found, replace the entire harness. 3. With the EMERGENCY STOP button in the released position, check for continuity…
- Which part is involved in FANUC SRVO-001?
- SRVO-001 points to Main board (Main CPU board). Confirm the real cause against the robot backup before replacing a part.
Related codes / Codes liés
Same hardware involved / Même matériel en cause
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 →