3
k. Under the RCC receiving mode, press “DOWN” key 2 seconds to exit the RCC receiving
mode.
3. Time setting:
a. Hold CLOCK 2 seconds, enter time setting mode.
b. Setting sequence is: Year → Month → Date → Language → Hour → Minute → exit
c. Push CLOCK key to confi rm current setting and enter next setting
d. Click UP key, the setting will go ahead one step; Hold this key 2 seconds, the setting will run
forward by 8 steps/second.
e. Click DOWN key, the setting will backward for one step; Hold this key, the setting will run back
by 8 steps/second.
f. The system will exit automatically if no key is operated in 20 seconds.
4. Alarm setting:
a. Hold ALARM 2 seconds to enter alarm setting.
b. Setting sequence is : hour → minute → exit.
c. Click ALARM to confi rm setting and enter next setting state.
d. Click UP key, the setting will go ahead one step; Hold this key 2 seconds, the setting will run
forward by 8 steps/second.
e. Click DOWN key, the setting will backward for one step; Hold this key, the setting will run back
by 8 steps/second.
f. The system will save the setting and exit automatically if no key is operated in 20 seconds.
D. Function and effect
1. RCC receiving function:
a. How to enter RCC receiving status.
I. It will into RCC receiving state automatically when power on or resetting.
II. It enters RCC receiving automatically at 2:00, 3:00, 4:00, 5:00 everyday.
b. RCC receiving time is 7 minutes.
c. It will receive radio signal automatically at 1:00-3:00 am, if it doesn‘t receive radio signal it will
start receiving at 4:00 and 5:00, if the signal has been received then the next RCC receiving
time is 1:00 am next day.
d. If can’t receive radio signal during 1:00 to 5:00, then next RCC receiving time is 1:00 next
day.
e. If the alarm rings during RCC receiving, system will exit RCC receiving and enter alarm
function.
f. When the DST signal is received, the DST symbol on the LCD will light, and the setting is
changed into daylight saving time.
g. If you change the time setting when the RCC symbol is lit, all the RCC symbols on the display
will be switched off.
2. Alarm function:
a. the BUZZER will ring for 2 seconds as below:
0 – 10 sec.: one “beep” per second
10 – 20 sec.: two “beeps” per second
20 – 30 sec.: four “beeps” per second
after 30 sec.: “beeps” continuously
b. When ringing, click SNZ/LIGHT key once to enter states 5 minutes snooze states, exit if any
other key is pushed.
3. System will stop temperature detection when RCC receiving or alarm ringing.
4. The indoor temperature display range: 0°C -- +50°C (32F -- +122F)
5. The indoor temperature proposed operating range: 0°C -- +40°C (32F -- +104F)
6. The indoor humidity range: 20% --- 95%