20
Outdoor unit display:
Press
CHANNEL
(15) to switch the display
between the channels (CH1/2/3). Select the
channel on which the outdoor unit is set (9).
When selecting (28), the data displayed
per channel changes. This is only useful
when using multiple outdoor units.
Other:
Display lighting:
When the indoor unit is powered by the
power adaptor, the display lighting is en-
ables continuously. Press the
LIGHT
(17)
button to enable or disable the background
lighting.
Battery alert:
When the battery indication ‘
’ (31) il-
luminates, the batteries in the outdoor unit
with the concerned number must be re-
placed. Additionally, the LED on the outdoor
unit starts flashing when the battery capacity
is too low.
Reception of radio time signals:
The antenna symbol (25) shows that the
DC-77 receiver is enabled for reception.
Upon start-up, the receiver will be enabled
for 10 minutes. After that, the receiver
switches on for time synchronization each
day at 2am, 3am, 8am, 12pm, 2pm and
8pm.
You may also manually switch on the DC-77
receiver by pressing and holding the
DOWN
(12) button for 3 seconds.
During Daylight Saving Time DST appears
(26)
To register outdoor units:
Now press and hold the
CHANNEL
(15)
button for at least 3 seconds until the display
icon
(29) starts flashing. Set the outdoor
unit to the desired channel (9) and then
press the
TX
(7) button behind the battery
cover. The measured value with the chan-
nel number appears in the display of the
indoor unit. Now press and hold the CHAN-
NEL (15) button for at least 3 seconds to
confirm the input. The outdoor unit is now
registered.
Display in °C or °F:
Briefly press the
°C/°F
(14) button on the
indoor unit to display the temperature in
ºCelsius or in ºFahrenheit.
