Youshiko YC9431 User manual

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Youshiko YC9431 WEATHER STATION
( RC MSF / UK & IRELAND VERSION )
USER MANUAL
1. Features
1.1 Weather Forecast - Sunny, Slightly Cloudy, Cloudy, Rainy and Snow animation
1.2 Time - Radio Controlled Time
- Perpetual Calendar Up to Year 2099
- Daily Alarm Function
1.3 Humidity - Indoor & Outdoor measurable range: 20 ~ 99%
- Outdoor Humidity Record from Start-Up/Reset, and the corresponded time
-24 Hours Min/Max Display for Outdoor Humidity
1.4 Temperature -Indoor measurable range: -10 ~ 50°C
-Measures °C / °F user selectable
- Outdoor measurable range: -20 ~ 50°C
- Outdoor Temperature Record from Start-Up/Reset, and the corresponded time
-24 Hours Min/Max Display for Outdoor Temperature
-Comfort Indicator Bar
1.5 Wireless Outdoor Sensor - Low-battery indicator for Outdoor Thermo Sensor
- Wall Mount or Table Stand
- One Wireless Thermo Sensor Included
- 433MHz RF transmitting frequency
- up to 70 meter transmission range in an open area

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2. Main Unit Appearance
2.1 Part A- LCD
A1: Radio control icon
A2: Date
A3: Time
A4: Current weather condition
A5: Weather forecast 48H
A6: Outdoor temperature
A7: Outdoor humidity
A8: Past 24 hours highest & lowest temperature record
A9: Past 24 hours highest & lowest humidity record
A10: Indoor temperature
A11: Indoor humidity
A12: Comfort indicator
2.2 Part B- Buttons
B1: “▼/ (C/F) ” button
B2: “MODE/SET” button
B3: “▲/” button
B4: “SNOOZE/DIMMER” button
B5: “MEMORY”button
B6: “RF SEARCH” button
B7: “WEATHER”button
B8: “OUT-TEMP ALERT” button
B9: “RESET”button
2.3 Part C- Structure
C1: Battery Cover

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3. Outdoor Thermo Sensor
D1: Transmission Indication LED
D2: Outdoor Temperature display
D3: Outdoor Humidity display
D4: Battery Compartment
D5: Wall Mount Hole
D6: “RESET” button
D7: “C/F” button
D8: Stand
4.1 Main Unit:
Remove battery compartment door and insert 2pcs AA size battery.
or connect the power cord to the wall outlet. Before connecting the
unit to power, please make sure your local voltage is the same as
marked on the adaptor.
Note:
When powered by battery only, backlight would be off. Press
snooze button, backlight will last for around 5 seconds.
When connecting with the power adaptor, make sure that batteries
have been installed correctly; this product will switch to the

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external power supply automatically.
4.2 Outdoor Thermo Sensor
Batteries compartment (D4) of thermo sensor is locating behind the
back cover,
Insert 2 x AAA batteries observing polarity [ “+” and “–“ marks]
Set Up Operation / Main unit
Weather Forecast Function
( This is very important )
5.1 Operation
After installing batteries in sensor and power on in the
main unit , hold “WEATHER” button (B7) for 3 seconds,
weather icon will flash on the LCD. Enter the current
weather by pressing “▼” or “▲“button. Press “WEATHER”
button to confirm the setting.
After this please leave it , This weather station will connect
with outdoor sensor and with radio control Signal
automatically, You don’t need to do anything further, Radio
control will connect with in few mins to few hours and some
time can take up to 24h.
The weather forecast may not be accurate if the current
weather entered is not correct. The weather station will start
the first forecast at 6 hours later after the current weather
status is entered.
The current weather status should be entered again if the

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altitude of the main unit is changed. (Barometric pressure
is lower at higher altitude location. Therefore, altitude
change will affect the weather forecast).
There are two weather icons, the upper large one indicates
next 12h to 24h weather condition, the small display next
48H forecasts the weather in terms of getting better or
worse. The weather station will start the first forecast at
around 6 hours later after the current weather status is
entered.
5.2 Weather Conditions
There are totally 5 different weather status animations in the weather forecast.
Note:
““is shown if the weather forecast is Rainy and outdoor
temperature (any channel) under 0 ° C.
Frost Alert: “ ” is shown if the outdoor temperature is between -2°C ~ +3 °C
If there is any inconsistency of weather forecast between local weather station and this
unit, the local weather station's forecast should prevail. The manufacture will not hold
responsible for any trouble that may come up due to wrong forecasting from this unit.
6. Thermometer
Sunny
Slightly Cloudy
Cloudy
Rainy
Freezing or Snow
Freezing or Snow

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6.1 RF Transmission Procedure:
The main unit automatically starts receiving transmission from outdoor thermo
sensor for outdoor temperature & humidity after weather condition setting.
The outdoor sensor will automatically transmit temperature and humidity signal
to the main unit after batteries inserted.
If main unit failed to receive transmission from outdoor thermo sensor in first 3
minutes after the batteries inserted (“- - . –”display on the LCD), hold “RF
SEARCH” button (B6) for 3 seconds to receive transmission manually. RF icon
“”flashes on the LCD.
6.2 Temperature & Humidity
(1) Past 24 Hours Highest/Lowest outdoor temperature and humidity
After start up, the unit automatically shows past 24 hours the highest & lowest
outdoor temperature and humidity record. “HI” & “LO”show on the LCD
(2) Recorded Maximum/Minimum Outdoor Temperature and Humidity from
Start-up/Reset.
Press “MEMORY”button to view the lowest and highest temperature and
humidity record from start-up or reset. “ ” display on the LCD.
When viewing the memory record, hold “MEMORY”button for 3 seconds to
clear the maximum and minimum record.
When viewing the memory record, press “MEMORY”button again to check the
corresponded time and date for the memory of highest and lowest temperature
& humidity record. The memory record value and corresponded time and date
flash. Press “MEMORY”button select to view:
Time & date for lowest temperature memory record, Time and date for highest
temperature memory record, Time & date for lowest humidity memory record,
Time and date for highest humidity memory record.
(3) Celsius / Fahrenheit
Press “°C /°F” button (B1) to select Indoor/Outdoor Temperature in Celsius mode
or Fahrenheit mode.
If the temperature is out of the measurable range, LL.L (beyond the minimum
temperature) or HH.H (beyond the maximum temperature) will be shown on the
LCD.
(4) Humidity
The humidity measurable range is 20% ~ 99%. If the current humidity
measurement is lower than 20%, the LCD would display .

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(5) Outdoor Temperature Alert Function
Press “OUT-TEMP ALERT” button (B8) to select to activate or deactivate outdoor
temperature alert function.
Press ALERT button select to:
Active outdoor upper temperature alert, the icon “ ” besides outdoor
temperature digit would display.
Active outdoor upper& lower temperature alert, the icon “ ” besides
outdoor temperature digit would display.
Active outdoor lower temperature alert, the icon “ ” besides outdoor
temperature digit would display.
Deactivate outdoor temperature alert, alert icon disappear.
Hold “OUT-TEMP ALERT”button (B8) for 3 seconds to enter outdoor
temperature alert setting. Icon “ ” or “ ” beside temperature’s digits flash.
Press “▼” or “▲“button (B1 or B3 button) to adjust the setting value, press
“OUT-TEMP ALERT”button to confirm the setting. Setting Sequence as follow:
Upper limit of temperature, Lower limit of Temperature.
When it’s alert, the corresponding icon “ ” or “ ” and temperature digit
would flash on the LCD. Press any buttons to stop the alert sound, otherwise, it
will sound for 2 minutes, and stop automatically.
(6) Comfort Indicator Bar: for the display of pleasant/unpleasant climate.
7. Time and Alarm Setting
7.1 Radio Controlled Clock:
After batteries inserted and main unit finishes receiving the transmission from
outdoor sensor, the clock automatically starts to scan the MSF UK Version time
signal. Radio Control Icon“ ” flashes on the LCD.
flashes，
Indicating now is receiving
DCF signal
turns on,
Indicating signal received
successfully
disappear,
Indicating signal reception
failed
The clock automatically scans the time signal at 3.00 a.m. every day to maintain
accurate timing. If reception fail, scanning stops (“ ” on LCD disappear)

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The clock can be set to scan the time signal manually by holding “▼” and
“▲“button for 3 seconds. Each reception takes about 5 minutes. If receptions
fail, scanning stops.
Stop scanning by holding “▼” and “▲“button for 3 seconds.
“DST” shown on the LCD if it is in daylight saving time mode.
7.2 Manual Time Setting:
Hold “MODE” button (B2) for 3 seconds to enter Clock/Calendar setting mode.
Press “▲” or “▼” button to adjust the setting and press “MODE” button to
confirm each setting.
(By keeping the “▲” or “▼” button pressed, could accelerate the process and
reach the desired value more quickly)
The setting sequence is shown as follow: 12/24 Hour, Hour, Minute, Second, Year,
Month, Day.
Note:
(1) Second adjusted to zero only.
(2) The time setting mode will automatically exit in 15 seconds without any
adjustment.
7.3 Daily Alarm Function:
Press “ MODE/SET” button to select to view:
When viewing the alarm time, hold “MODE” button for 3 seconds to enter alarm
time setting. Press “▲” or “▼” button to adjust the alarm time. Press “MODE”
button to confirm the setting.
Press “ ” button (B3) to switch alarm on or off. If it is on, “ ” shown on the
LCD.
When alarm alerting, alarm icon “ ” flash. Press “SNOOZE” button to activate
the snooze alarm, (“ ” flash on the LCD). The alarm will snooze for around 5
minutes, then it alarms again. This snooze function can be enabled for maximum
7 times.
Except “SNOOZE” button, press any buttons to stop the snooze alarm. Otherwise,
the alarm signal sounds for about 2 minutes, and then stops automatically.
Time Time & Day of Week Alarm Time ( “AL” shown on the LCD)

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8. Light
Press “DIMMER”button (B4) to adjust the LED brightness.
9. Low battery indication:
The low battery icon “ ”will appear and indicating that thermo sensor is in
low battery status. The batteries should be replaced.
10. Precautions
Use a pin to press the reset button if the unit does not work properly.
Avoid placing the clock near interference sources/metal frames such as computer or TV sets.
The clock loses its time information when the battery is removed.
Do not expose it to direct sunlight, heavy heat, cold, high humidity or wet areas
The outdoor sensor must not be set up and installed under water. Set it up in away direct
sunlight and Rain
Never clean the device using abrasive or corrosive materials or products. Abrasive cleaning
agents may scratch plastic parts and corrode electronic circuits
If there is any inconsistency of weather forecast between Local Weather Station and this unit,
the Local Weather Station's forecast should prevail. The manufacturer will not take
responsible for incorrect forecasting from this unit
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Caution!
The manufacturer is not responsible for any radio or TV or other electronics device interference near by .
Unauthorized modifications to this equipment. Such modifications could void the user authority to
operate the equipment.
All rights reserved. This manual may not be reproduced in any form, even in part, or written
permission of the publisher.
This booklet may contain errors or misprints. The information it contains is regularly checked and
corrections are included in subsequent editions. We disclaim any responsibility for any technical error
or printing error, or their consequences.
All trademarks and patents are recognized
All enquires: [e-mail]

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