16  RS8FE102, 080R9278   © Danfoss A/S (RA Marketing/MWA), Nov. 08
OPTYMA
TM
 Control three-phase  Operation and Maintenance Guide
Control panel
Front keypad
  AUXILIARY RELAY CONTROL 
(on  the  version  with  alarm  relay  controls  the  relay 
manual if parameter AU=1)
  UP / MUTE WARNING BUZZER
  STAND BY 
(The LED flashes if the system shuts down)
  Room temperature SETTING / SET key
  DOWN / MANUAL DEFROST 
  ROOM LIGHT