OPERATION 3.4 ELECTRONIC MONITORING AND CONTROL SYSTEM ECS Level 2: Service - 2 - Service * LANGUAGE * - 2 - Service * POWER CHECK * - 2 - Service * MAINTENANCE * - 2 - Service * SETTINGS * - 2 - Service (Menu item) * INPUTS - OUTPUTS ON / OFF * - 2 - Service * MESSAGES ON / OFF * - 2 - Service * EVALUATION ON / OFF * Level 3: Service / LANGUAGE - 3 - Language selected : English Level 3: Service / POWER CHECK - 3 - (P1/6: P2/5: P3: ) bar M1: R (X1.1: P4: ) bar - 3 - (P1/6: P2/5: P3: ) bar M2: R (X1.2: P4: ) bar Level 3: Service / MAINTENANCE - 3 - Maintenance * MAINTENANCE CALL * - 3 - Maintenance * ACKNOWLEDGEMENT * 141