Indicator Lamp Status - Fujitsu Airstage UTP-RU01AH Installation Manual

12. INDICATOR LAMP STATUS

Power indi- Error indica-
cator lamp tor lamp
(Green) (Red)
Lit when the power is turned on.
(Lit)
The wiring is incorrect. The "IN/U" terminal of RB
unit and outdoor unit transmission terminal are
connected with the transmission cable. Correctly
(Lit) (Lit)
connect the wiring. When re-wiring, you must turn
off the power.
● There is a fault with the communication board or
(Flashing) the main board.
(Lit)
: 0.1s ON / 0.1s OFF
●
Status contents
En-12