R 3391 / EM3391D-DCF
B9 : Battery compartment
B10: Projection on/off shift switch
B11: Power supply socket
C.
FEATURES
- DCF Radio control time function
- Perpetual Calendar Up to Year 2099
- Swingable and reversible projection of the time
- Analog LCD display
- Day of week in 7 languages user selectable: English, German, Italian, French, Spanish, Netherlands and Danish
- Two daily alarms
- Automatic snooze function
- Indor humidity : measurable range: 20%RH ~ 95%RH
- Temperature:
—
Indoor temperature measurement ranges: -9.9°C (15°F) to 50°C (122°F)
—
Temperature alternatively in °C or °F.
- backlight function
-Power Supply: Battery: 1x CR2032- DC-POWER: DC5V 150mA
D.
HOW TO USE IT
1)
Setting
Plug the USB cazble (included) in a USB adaptor (not include) and plug to a power socket
2)
Background lighting
When the power supply of the product is inserted into the power supply adapter, the battery will automatically disconnect the power
supply, and the backlight will always be bright. Press the
“
+
”
button to adjust the brightness of the backlight, you can adjust the 4
state.
3)
Time and date settings
Reception of the Radio signal:
The clock automatically starts the
DCF
signal search after 7 minutes of any restart or changing of new fresh batteries. The radio mast
icon starts to flash.
At 1:00 /2:00 / 3:00 am, the clock automatically carries out the synchronization procedure with the
DCF
signal to correct any
deviations to the exact time. If this synchronization attempt is unsuccessful (the radio mast icon disappears from the display), the
system will automatically attempt another synchronization at the next full one hour. This procedure is repeated automatically up to
total 5 times.
To start manual
DCF
signal reception, press and hold "
" button more than 3 seconds. If no signals received within 7 minutes, then
the
DCF
signal search stops (the radio mast icon disappears).
During the radio control time receiving reception
，
to stop searching radio signal, press and hold "
" button.
F.Y.I.:
A flashing radio mast icon indicates that the
DCF
signal reception has started
A continuously displayed radio mast icon indicates that the
DCF
signal was received successfully
We recommend a minimum distance of 2.5 meters to all sources of interference, such as televisions or computer monitors
Radio reception is weaker in rooms with concrete walls (e.g.: in cellars) and in offices. In such extreme circumstances, place the
system close to the window.
During the radio control time receiving mode, only the
“
-
”
button function, other button operation has no function, if you want
to carry out other functions of operation, please
press and hold the “
-
” button mor
e to exit the RC receiving mode.
Manual time setting:
-
Press and hold down the "
SET
" button more than 2 seconds,
-
The RCC icon display starts to flash. Use the "
+
" and "
" buttons to set the radio control time receive function to ON or OFF.
-
Press "
SET
" to confirm your setting, the Time zones start to flash, Use "
+
" and "
" buttons to set the correct time zone (-2, -1,0,1
and 2). When the alarm clock is in the same area as Germany, the time zone is set to 0, one hour less than German time, set the time
zone to -1, one hour more than German time, set the time zone to 1, 2 hours more than German time,set the time zone to 2.
Exceeding the German signal tower diameter of 1500KM or more, the signal received by the radio clock signal is very poor. It is
recommended to set the RCC to OFF.
-
Press "
SET
" to confirm your setting, the Hour display starts to flash. Use "
+
" and "
" buttons to set the correct hour.
-
Press "
SET
" to confirm your setting, the Minute displays starts to flash. Use"
+
" and "
" buttons to set the correct minute.
-
Press “
SET
” button to confirm your setting, the Year display
2019
starts to flash, Use “
+
” and “
”
buttons to set the correct
year.
