Youshiko YC9440 User manual

Youshiko YC9440 Colour Changing Weather Station
Features:
MSF Radio control time function
Time in optional 12/24 hour format
Daily Alarm Function
Snooze function (OFF or 1~60min)
Low battery indicate
USB socket can charge for mobile device (5V1A)
Temperature in optional °C /°F hour format
Humidity: Indoor & Outdoor measurable range: 20%RH ~ 95%RH
Temperature:
— Indoor temperature measurement ranges: -9.9°C (14.2°F) ~ 50°C (122°F)
— Outdoor temperature measurement ranges: -25°C (-13°F) ~ 50°C (122°F)
— Temperature alternatively in ℃or ℉.
— Outdoor thermometer ice alert
Maximum /minimum value record of temperature and humidity
Wireless Outdoor Sensor:
— Wall Mount or Table Stand
—3 Channel selectable
— 433.92MHz RF transmitting frequency
—60 meter transmission range in an open area
Weather forecasting function
Power Supply:
Weather Station: Battery: 2 x LR06 AA ( Not Included ) / UK Power Adapter: 5V1.2A ( Included )
Remote Sensor: Battery: 2 x LR06 AA ( Not Included )

Appearance description:

Part A-Positive LCD
A1：Radio Controlled Icon
A2：Time DST icon
A3：time
A4：Weather Forecast
A5：Indoor humidity
A6：Indoor temperature
A7：Outdoor temperature
A8：Outdoor humidity
A9：Remote wireless channel
A10：Alarm icon
Part B – Back button and power
B1: “ ” touch field
B2: “ ” button
B3: “ ” button
B4: “▲” button
B5: “▼/ ” button
B6: “MEM” button
B7: “ ” button---color loop
B8: “ ” button---color rainbow
B9: Alarm on/off shift switch
B10: Battery compartment
B11: USB charger output socket
B12: Power supply socket
B13: Support frame
Part C –Wireless Outdoor Sensor:
C1: LCD display – Temperature
C2: LCD display – Humidity
C3: Transmit signal LED
C4: “°C/°F” button
C5: “TX” button
C6: Channel selector switch
C7: Battery compartment

One Step Automatic Set Up:
Connect Main colour display indoor unit with power supply and insert required batteries in the sensor and wait
for Weather Station to self set automatically by MSF Radio control system, with in few minutes to few hours
or maximum by 05:00 am, depending on the signal or location in UK. (After this you never have to do anything,
Automatic time change for Spring & Autumn and automatic time checks). In some cases it may take 24H to
set everything.
Please Note:
1. When Weather station is searching for Radio control signal, Colour Display will go dim for few
mins, at this stage please don’t press any buttons, once weather station receive the radio
control signal , Bright colour display will come back on automatically.
2. It may take several attempts before weather station can or pick the radio control signal over
the course of 24h from the start.
3. We recommend a minimum distance of 2.5 meters (8.2Feet) to all sources of interference,
such as televisions or computer monitors or mobile phones etc.
4. This weather station comes with a USB charging socket to charge Mobile phones etc, Please
keep the charging devices near the weather station only when charging, otherwise avoid
keeping those devices near the weather station as interference may block the radio control or
sensor signal.
5. If you use batteries in the main display unit , the colour display will not be on all the time,
please use power supply for continuous colour display .
We recommend to use Duracell or Energizer Alkaline Power Batteries for best results.
Initial detailed operation:
Open the Weather Station battery compartment cover , Insert 2 x AA batteries observing polarity [ “+” and
“-” marks] or connect with power supply ( We recommend to use the power supply ) all the time and also ,
Open the remote Sensor battery compartment cover, Insert 2 x AA batteries observing polarity [ “+” and “-”
marks].
When you insert the batteries or connect with power supply , all the icon on the LCD will light up for 3
seconds, and you will hear a beep tone, then weather station will detect indoor temperature & humidity.
The Weather Station will now start to make a connection to the outdoor remote sensor. This operation takes
about 3 minutes and will display by a flashing reception RF antenna symbol in the “OUTDOOR” display
area on the receiver.

After receiver has created a connection to the outdoor remote sensor ( After 3 minutes ) it will enter the
Radio control time receive mode.
Reception of the Radio signal:
The clock will automatically search the MSF signal after 3 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 MSF
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 MSF signal reception, press and hold the “B5: “▼/ ” button” for two seconds. If no
signals received within 7 minutes, then the MSF signal search stops (the radio mast icon disappears) and
start again at the next full one hour.
During RC reception，to stop searching radio signal, press the “B5: “▼/ ” button” once.
F.Y.I.:
A flashing radio mast icon indicates that the MSF signal reception has started
A continuously displayed radio mast icon indicates that the MSF signal was received successfully
When receiving the MSF radio wave, it will automaticallyturn off the USB charging function.
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 RC receive mode,only the "Light/snooze" and “B5: “▼/ ” button” have a function, other
buttons are not functional, If you want to carry out other functions of operation, please press “B5: “▼/ ”
button” to exit the RC receiving mode.
Also please note radio mast icon may not show all the time, It need to conncet with RC only once every 48h
to give to accurate time.
Manual time setting:
Press and hold the “ ” button for 2 seconds, the temperature unit starts to flash. Now use “▲” and “▼”
buttons to set the temperature unit in ℃or °F you need.
Press“ ” button to confirm your setting, the 12/24HR start to flash. Now use “▲” and “▼” buttons to set the
12/24 hour mode you need.
Press “ ” to confirm your setting, the Hour display starts to flash. Now use “▲” and “▼”buttons to set the
correct hour.
Press “ ” to confirm your setting, the Minute display starts to flash. Now use “▲”and “▼”buttons to set
the correct minute.
Press “ ” button to confirm your setting, the weather forecast pattern display starts to flash. Now use “▲”
and “▼”buttons to select the current weather pattern.
Press “ ” to confirm your setting and to end the setting procedures, Then it will return to the normal mode.
F.Y.I.:

If there is no valid operation within 20 seconds, it will automatically return to normal time mode from the set
mode.
Setting the daily alarms:
Push the “AL” switch to the "on" position, The LCD display the “ ” icon, At the same time issued BI-BI
sound (Except for RC), the alarm function is ON,
Press once “ ” button, LCD display alarm time, then Press “mode” button for few times until hour of the
Alarm time starts to flash. Use the “▲”and “▼” buttons to set the required hour.
Press “ ” button to confirm your setting, The Minute of the Alarm time starts to flash. Use the “▲” and “▼”
buttons to set the required minute.
Press “ ” button to confirm your setting, the snooze time of the Alarm starts to flash. Use the “▲”and “▼”
buttons to set the minute of snooze you need.
Press “ ” button to confirm your setting and to end the setting procedure.
F.Y.I.:
If there is no valid operation within 20 seconds, it will automatically return to normal time mode from the
alarm time set mode.
The alarm will sound for 2 minutes if you do not deactivate it by pressing any button. In this case the alarm
will be repeated automatically after 24 hours.
Rising alarm sound (crescendo, duration: 2 minutes) changes the volume 4 times whilst the alarm signal is
heard.
Switching off the alarm signal
When the alarm is ringing, press any button except the “ ” button to stop the alarm signal. It is not
necessary to reactivate the alarm. It will ring again same time next day.
Snooze function
When the alarm is ringing, touch the “ ” button the alarm mode will to get to SNOOZE mode. The
alarm signal sounds again after already been set.
When you wish to switch off the alarm completely : Push the “AL” switch to the "off" position, the “ ” icon
will disappears from the display, the alarm function is OFF.
RF Transmission Procedure
The weather station automatically starts receiving transmission from outdoor thermo sensor for outdoor
temperature & humidity after batteries inserted.
The remote sensor will automatically transmit temperature and humidity signal to the Weather Station after
batteries inserted.
If the Weather Station failed to receive transmission from outdoor sensor (“- -.-”display on the LCD), press

and hold “ ” button for 3 seconds to receive transmission manually. RF icon flashes on the LCD，The
Weather Station to receive the remote sensor.
If the weather station is received with 2 or 3 transmitters signals, Press “CH” button to query CH2, CH3 data
or cyclic display.
Maximum/minimum numerical value
When the indoor / outdoor temperature / humidity are shown in the LCD, The weather station began to
record temperature/humidity maximum and minimum numerical value.
Press once “MEM”button, the LCD will display maximum value of temperature/ humidity, The LCD will
display the minimum value of temperature/humidity if press once “MEM”button again when the maximum
value is displayed.
at the same time, there are “MAX” or “MIN”displayed on the LCD.
The temperature/humidity maximum/minimum value will reset records after press and hold “MEM” button 3
seconds.
F.Y.I.:
If the temperature reading is below ranges, the LL.L will be displayed. If the temperature reading is above
ranges, the HH.H will be displayed.
Ice alert
The ice alert symbol appears and flashing when the outdoor temperature at –1ºC to + 2.9ºC or +30.2 ºF
to + 37.2 ºF.
Weather forecasting function
Please take the weather forecast from your local weather forecasting service into account as well as the
forecast from your weather station. If there are discrepancies between the information from your device and
from the local weather forecasting service, please take the advice of the latter as authoritative.
The weather forecast is calculated from evaluation of fluctuations in the barometric pressure and may
deviate from the actual weather conditions.
The weather station displays the following weather symbols:

The weather symbols indicate the weather fluctuation over the next 8 hours and not the current weather.
Background lighting
In battery powered mode, touch the “ ” button, the backlight illuminates for 8 seconds.
In Power supply mode, Display will be on all the time.
Press the “ ” button to set different backlight colors, Change one color every time you press it, there
are 8 kinds: white, red, orange, yellow, green, cyan, blue and purple.
In adapter powered mode, press the “ ” button to set different backlight colors.
Press the “ ” button, the backlight color will evolve slowly, when evolving to your favorite color, press
“ ” button again to stay in this color.
Battery replacement:
Use alkaline batteries only. Observe correct polarity, Low batteries should be changed soon to avoid the
damage resulting from a leaking battery. Batteries contain harmful acids. Wear protective glasses and
gloves when handling with leaked batteries.
Please do not dispose of old electronic devices and empty batteries in household waste. To protect the
environment, take them to your retail store or to appropriate collection sites according to national or local
recycling centre.
All enquires: [e-mail]