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INTRODUCTION

Thank you for selecting the Oregon Scientific

TM

  Jumbo RF

Clock with Indoor Thermometer as your product of choice. This
device is designed to give you many years of reliable service,
including the following conveniences:

• Radio-Controlled Calendar Clock*
• Indoor Temperature Display
• Daily Alarm

*Automatically synchronizes the current time and date when
it is brought within range of the radio signal MSF60 generated
from Rugby, England (model JM889U) or DCF77 generated
from Frankfurt, Germany for Central Europe (model JM889).

In addition to providing step-by-step instructions for this product,
this manual contains important safety and care information.
Read the manual thoroughly, and keep it in a safe place in case
you need to refer to it.

KEY FEATURES

1. Main LCD Display

Displays current time and 

RF signal

 reception indication

2. Seconds/Day-of-Week Display

Can select between seconds or day-of-week display

3. Current Date/Alarm Time Display

Can select between current date or alarm time display

4. Indoor Temperature Display

Displays currently monitored indoor temperature

Front View

1

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3

4

Summary of Contents for JM889

Page 1: ...roduct 4 Batteries 5 Placement of unit 5 Indoor temperature display 6 Toggling between seconds day of week display 6 Radio reception 6 Radio reception description 6 Enabling disabling radio reception...

Page 2: ...del JM889U or DCF77 generated fromFrankfurt GermanyforCentralEurope modelJM889 Inadditiontoprovidingstep by stepinstructionsforthisproduct this manual contains important safety and care information Re...

Page 3: ...g the unit to a wall 6 Alarm Button To display and adjust alarm time 7 Clock Button To manually adjust current time and date 8 Reset Hole Returns all settings to default values 9 button Usedtoadjustse...

Page 4: ...cloth Do not use liquid cleaning agents benzene thinner or aerosols Ventilation The vents and other openings are designed for ventilation and should not be blocked or covered Blocking the vents can c...

Page 5: ...me time it is dangerous to mix old and new batteries Contact your local waste disposal authority for instructions on how to dispose of used batteries Used batteries can be harmful to the environment a...

Page 6: ...s dependingonthestrength ofthesignal Radio Reception Description Radio Reception Description Reception can be affected by a number of factors For best reception place the device away from metal object...

Page 7: ...ettings manually without automatic RF synchronization remember to disable the Radio Reception first Press once or press and hold the UP or DOWN buttons to adjust the value of each setting NOTE Diagram...

Page 8: ...alarm will automatically stop ringing after 1 minute But after 8 minutes the alarm will sound again unless ALARM is pressed Symbol Language English German French Italian Spanish Displaying Alarm Time...

Page 9: ...e Press ALARM when done 4 Adjusted Alarm Time now displayed Activating Deactivating the Alarm Diagram Instructions Diagram Instructions 1 LCD screen displays Alarm Time If is displayed the alarm is en...

Page 10: ...s Batteries of the unit are low Check LCD Display of the unit Install new batteries into the unit Problem Symptom Check This Remedy Problem Symptom Check This Remedy Clock time is not correctly set No...

Page 11: ...es WARNINGS Do not attempt to repair the product yourself Contact the retailer or our customer service department if it requires servicing Take precautions when handling all battery types They can cau...

Page 12: ...ty Article 3 1 b of the R TTE Directive applied standard s ETS 300 683 1997 Safety of information technology equipment Article 3 1 a of the R TTE directive applied standard s EN 60950 1997 Additional...

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