Oregon JM889NA User Manual

Jumbo RF Clock  
with Indoor Thermometer  
Model: JM889NA  
User Manual  
JM889NA ENG Cover R3  
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Oregon ScientificTM Jumbo RF Clock  
with Indoor Thermometer  
(JM889NA)  
Alarm functions.................................................................. 8  
Basic functions ................................................................ 8  
Displaying alarm time ...................................................... 8  
Adjusting the alarm time .................................................. 9  
Activating / deactivating the alarm ................................... 9  
User Manual  
Reset hole ........................................................................... 9  
Troubleshooting guide .................................................... 10  
Specifications................................................................... 11  
Warnings........................................................................... 11  
About Oregon Scientific .................................................. 12  
TABLE OF CONTENTS  
Introduction ........................................................................ 2  
Key features ....................................................................... 2  
Front view ........................................................................ 2  
Back view ........................................................................ 3  
LCD display symbols ....................................................... 3  
FCC Statement ................................................................ 13  
Declaration of Conformity .............................................. 14  
Safety and care instructions ............................................. 4  
Safety precautions ........................................................... 4  
Caring for your product .................................................... 4  
Getting started ................................................................... 4  
Unpacking the product ..................................................... 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 ................................. 7  
To set the clock manually ................................................. 7  
Language options ............................................................ 8  
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INTRODUCTION  
KEY FEATURES  
Thank you for selecting the Oregon ScientificTM 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:  
Front View  
• Radio-Controlled Calendar Clock*  
• Indoor Temperature Display  
• Daily Alarm  
*Automaticallysynchronizesthecurrenttimeanddatewhen  
it is brought within range of the radio signal WWVB-60  
Atomic Clock generated from Fort Collins, Colorado. For  
more information, please visit:  
Inadditiontoprovidingstep-by-stepinstructionsforthisproduct,  
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.  
1. Main LCD Display  
Displays current time and radio 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  
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Back View  
12. Table Stand  
Canbepulledoutandusedtostandtheunitonaflatsurface  
LCD Display Symbols  
5. Wall-Mount Recess Hole  
For mounting the unit to a wall  
6. Clock Button  
Icon  
Description  
Explanation  
To manually adjust current time and date  
Radio Reception Indicates the condition of radio reception.  
Signal  
7.  
button  
To increase setting values or to activate clock auto-  
synchronization  
Low Battery  
Alarm-on  
Appears when power is low.  
8. Reset Hole  
Returns all settings to default values  
Appears when alarm is activated.  
9. Alarm Button  
To display and adjust alarm time  
Alarm Time  
Indicator  
Appears when alarm time is displayed.  
10. Zone button  
To adjust time zone or to deactivate clock auto-  
synchronization  
US Time Zone  
Map  
Indicates the current time zone.  
11. Battery Compartment  
The unit uses 2 AA / UM-3 1.5V batteries for power  
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• DonotscratchhardobjectsagainsttheLCDdisplayasthis  
may cause damage.  
SAFETY AND CARE INSTRUCTIONS  
Safety Precautions  
Please observe the following safety precautions when setting  
up and using this product.  
GETTING STARTED  
• LCD panel - The LCD panel is made of glass, and may  
break if the unit is dropped or impacted.  
Unpacking the product  
Whenyouunpackyourclock, makesuretokeepallthepacking  
materials in a safe place, in case you need to later transport or  
return it for servicing.  
• Heat sources - Keep the product away from heat sources  
such as radiators, stoves, heaters, and other heat-  
generating products.  
In the box, you will find:  
• Water and moisture - Do not use the product in or near  
water or in high moisture areas such as a bathroom.  
Clock unit  
Batteries  
User manual  
Caring for your Product  
To ensure you receive the maximum benefit from using this  
product, please observe the following guidelines.  
• Cleaning - Use a damp 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 cause the product to overheat, and  
can damage the unit.  
• Repair - Do not attempt to repair the product or modify the  
circuitry by yourself. Contact the retailer or a qualified  
repairman if the product requires servicing. Only use  
replacement parts that are recommended by the  
manufacturer.  
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Batteries  
NOTE  
Placement of Unit  
When using the product for the first time, please note  
You can either mount the main unit on a wall or make it stand  
on a flat surface.  
that the batteries have already been installed in the unit. To  
operate, locate the clear plastic battery tab inside the battery  
compartment and remove it.  
Method  
Instruction  
Diagram  
Table  
Stand  
The unit is already equipped with a Table  
Stand. Simply pull out the Table Stand  
and rest the main unit on a flat surface.  
To load the batteries:  
Diagram  
Instructions  
1. Locate the battery compartment.  
2. Install the batteries by matching the correct  
polarity.Alwaysusethecorrectbatterytype  
(2 UM-3 AA-sized 1.5V batteries).  
Wall  
Mount  
The main unit can be mounted onto a wall  
using a No. 6 screw (3.0mm).  
Warning: Reversing the polarity may  
damage the product.  
a) Position and nail the screw into the  
place where you would like to hang  
your main unit.  
b) Leave ample space between the wall  
and the screw head while testing to  
make sure the nail is secure.  
NOTE Replace the batteries whenever the weak battery  
mark ( ) is shown, the display is dim, or the display does not  
illuminatewhenthepowerison. Replaceallthebatteriesatthe  
same time - it is dangerous to mix old and new batteries.  
c) Fit the unit’s Wall-Mount Recess Hole  
onto the screw head.  
Contact your local waste disposal authority for instructions on  
how to dispose of used batteries. Used batteries can be  
harmful to the environment, and should not be thrown out with  
household trash.  
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Indoor Temperature Display  
Radio Reception Description  
Soon after the clear plastic battery tab has been removed, the  
unit immediately reads and displays the surrounding indoor  
temperature.  
Radio Reception  
Description  
Strong reception of radio clock signal.  
Toggling between Seconds / Day-of-Week Display  
Weak reception of radio clock signal.  
No reception of the radio clock signal.  
To toggle between displaying seconds or day-of-week on the  
LCD screen, press the CLOCK button.  
Receiving the radio clock signal.  
Radio Reception is disabled.  
RADIO RECEPTION  
This product is designed to synchronize its calendar clock  
automatically once it is brought within range of the radio signal.  
When the unit is receiving the signal, the Radio Reception  
symbol with start to blink. Generally, complete reception takes  
around2to10minutes,dependingonthestrengthofthesignal.  
NOTE  
Reception can be affected by a number of factors. For  
best reception, place the device away from metal objects and  
electrical appliances. Other causes for signal interference  
include electrical transmission tower, steel reinforced  
construction, and metal siding. Reception is ideal when placed  
near a window.  
Even though there are areas that may have more difficulty in  
receivingasignal,yourclockcontainsaccuratequartzmovement  
and will retain precise timing if the signal is missed on a rare  
occasion.  
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Enabling / Disabling Radio Reception  
Diagram  
Instructions  
To manually disable the reception of the radio clock signal,  
press and hold the ZONE button for 2 seconds until the Radio  
Reception symbol completely disappears.  
3. Adjust the current minute. Press CLOCK when done.  
To enable the reception again, press and hold  
button for  
2 seconds. The Radio Reception symbol will blink and the unit  
will search for the radio clock signal automatically.  
4. Adjust the current year. Press CLOCK when done.  
TO SET THE CLOCK MANUALLY  
5. Adjust the current month. Press CLOCK when done.  
NOTE  
To adjust the clock settings manually without automatic  
radio clock synchronization, remember to disable the Radio  
Reception first. Press once or press and hold the  
adjust the value of each setting.  
button to  
6. Adjust the current date. Press CLOCK when done.  
Diagram  
Instructions  
1. Press and hold the CLOCK button for 2 seconds.  
7. Choose the language displayed for the day-of-week.  
Press CLOCK when done.  
2. Adjust the current hour. Press CLOCK when done.  
8. LCD display returns to normal clock operation.  
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Language Options  
Displaying Alarm Time  
Symbol Language  
Themainunitcandisplaytheweek-  
day in three different selectable  
languages.  
By default, the unit’s LCD screen displays the current date and  
month. To display the alarm time instead:  
English  
Diagram  
Instructions  
French  
1. LCD screen displays the current date and month.  
Spanish  
2. Press the ALARM button.  
ALARM FUNCTIONS  
Basic Functions  
3. The currently set Alarm Time is now displayed.  
Your product can also be used as  
an alarm clock.  
1.When the alarm goes off,  
youcan turn it off by pressing  
ALARM.  
2. The alarm will automatically  
stop ringing after 2 minutes.  
Butafter8minutes, thealarm  
will sound again unless  
ALARM is pressed.  
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Adjusting the Alarm Time  
Activating / Deactivating the Alarm  
To adjust the Alarm Time, make sure that the Alarm Time is  
currently displayed on the LCD screen.  
Diagram  
Instructions  
1. LCD screen displays Alarm Time. If  
the alarm is enabled. Otherwise it is disabled.  
is displayed,  
Diagram  
Instructions  
1. Press and hold the ALARM button for 2 seconds.  
2. Press ALARM button to enable or disable the alarm.  
2. AdjustthehouroftheAlarmTime. PressALARMwhen  
done.  
3. Adjust the minute of the Alarm Time. Press ALARM  
when done.  
RESET HOLE  
If the clock behaves strangely or  
stopsresponding,insertandpress  
a blunt stylus into the clock’s  
RESET Hole. The clock will then  
be reset to its original factory  
setting.  
4. Adjusted Alarm Time now displayed.  
AM  
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Problem  
Symptom  
Check This  
Remedy  
TROUBLESHOOTING GUIDE  
Turn on the alarm  
setting.  
No alarm  
Alarm does not  
sound.  
Alarm is disabled.  
This section includes a list of frequently asked questions for  
problems you may encounter. If your device is not operating as  
you think it should, check here before arranging for servicing.  
Reset the unit with  
a blunt stylus  
Operation not  
normal  
Certain functions  
do not perform.  
Device requires  
reset.  
pressed against  
the RESET Hole.  
Problem  
Symptom  
Check This  
Remedy  
Radio antenna not The RF signal  
Obstacles (either  
electromagnetic  
interference or  
objects) are  
Move the unit  
away from any  
sources of  
displayed on LCD  
screen.  
cannot be  
received.  
interference,  
barring the signal  
from reaching the  
main unit.  
including other  
electronic devices.  
displayed  
on LCD screen.  
Batteries of the  
unit are low.  
Check LCD display Install new  
of the unit.  
batteries into the  
unit.  
No radio signal  
reception.  
Electromagnetic  
interference or  
objects are barring  
reception.  
Place the main unit  
far away from PCs,  
phones, and other  
electronic  
Clock time is not  
correctly set.  
equipment.  
Orientation or  
placement of main  
unit is not optimum  
for receiving the  
RF signal.  
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SPECIFICATIONS  
WARNINGS  
Dimensions:  
Toensureyouuseyourproductcorrectlyandsafely,readthese  
Warnings and the entire user manual before using the product.  
The warnings given here provide important safety information  
and should be observed at all times.  
Width x Height x Depth  
8.7 x 9.2 x 0.9 inches  
(221 x 234 x 23 mm)  
15 oz (425 g)  
Weight  
(without batteries)  
WARNINGS  
Do not attempt to repair the product yourself. Contact  
the retailer or our customer service department if it  
requires servicing.  
Radio frequency:  
System  
WWVB-60  
Display:  
Take precautions when handling all battery types. They  
can cause injuries, burns, or property damage as a  
result of contact with conducting materials, heat,  
corrosivematerialsorexplosives.Removethebatteries  
before storing the product for long periods of time.  
Time format  
Date format  
Day-of-week display  
12-Hour AM / PM  
MM-DD (Month-Date)  
In English, French and  
Spanish  
Clock accuracy  
+/-0.5 second per day  
(when radio signal is disabled)  
The product is a precision instrument. Never attempt to  
take this device apart. There is a serious danger of  
powerful electric shocks.  
Alarm:  
Do not immerse the device in water.  
Alarm Duration  
2 minutes  
Do not, under any circumstances, touch the exposed  
electronic circuitry of the device as there is a danger of  
electric shock should it become exposed.  
Power:  
Power supply  
2 x UM-3 / AA 1.5V batteries  
Take special care when handling a damaged  
LCD display, as the liquid crystals can be harmful to  
your health.  
Operating environment:  
Operation temperature  
+23°F to +122°F  
(-5°C to +50°C)  
0.2°F (-18°C)  
°F  
Do not use or store the device, including the remote  
sensor,inlocationsthatmayadverselyaffecttheproduct  
such as rain, snow, desert, and magnetic fields.  
Temperature resolution  
Default temperature unit  
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Do not use this device in aircrafts or hospitals. The use  
of radio frequency products can cause malfunctions in  
the control devices of other equipment.  
ABOUT OREGON SCIENTIFIC  
aboutOregonScientificproductssuchasdigitalcameras;MP3  
players; children's electronic learning products and games;  
projection clocks; health and fitness gear; weather stations;  
and digital and conference phones. The website also includes  
contact information for our customer care department in case  
youneedtoreachus,aswellasfrequentlyaskedquestionsand  
customer downloads.  
Do not subject the product to impact or shock.  
Check all major functions when the device is unused for  
a long period of time. This is to ensure its full operation.  
Maintain a regular internal testing and cleaning of your  
device.  
We hope you will find all the information you need on our  
website, however if you'd like to contact the Oregon Scientific  
Customer Care department directly, please visit:  
www2.oregonscientific.com/service/support  
OR  
Call 949-608-2848 in the US.  
For international enquiries, please visit:  
www2.oregonscientific.com/about/international/default.asp  
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Thisequipmentgenerates,usesandcanradiateradiofrequency  
energy and, if not installed and used in accordance with the  
instructions, may cause harmful interference to radio  
communications. However, there is no guarantee that  
interference will not occur in a particular installation. If this  
equipmentdoescauseharmfulinterferencetoradioortelevision  
reception, which can be determined by turning the equipment  
offandon,theuserisencouragedtotrytocorrecttheinterference  
by one or more of the following measures:  
FCC STATEMENT  
This device complies with Part 15 of the FCC Rules. Operation  
is subject to the following two conditions: (1) This device may  
not cause harmful interference, and (2) This device must  
accept any interference received, including interference that  
may cause undesired operation.  
WARNING Changes or modifications to this unit not expressly  
approved by the party responsible for compliance could void  
the user's authority to operate the equipment.  
Reorient or relocate the receiving antenna.  
Increase the separation between the equipment and  
receiver.  
This equipment has been tested and found to comply  
NOTE  
Connecttheequipmentintoanoutletonacircuitdifferent  
from that to which the receiver is connected.  
with the limits for a Class B digital device, pursuant to Part 15  
of the FCC Rules. These limits are designed to provide  
reasonable protection against harmful interference in a  
residential installation.  
Consult the dealer or an experienced radio / TV  
technician for help.  
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DECLARATION OF CONFORMITY  
declare that the product  
The following information is not to be used as contact for  
support or sales. Please call our customer service number  
warranty card for this product) for all inquiries instead.  
Product No.:  
JM889NA  
Product Name:  
Jumbo RF Clock with  
Indoor Thermometer  
Manufacturer:  
Address:  
IDT Technology Limited  
Block C, 9/F, Kaiser Estate,  
Phase 1,41 Man Yue St., Hung Hom,  
Kowloon, Hong Kong  
We  
Name:  
Oregon Scientific, Inc.  
Address:  
19861 SW 95th Place, Tualatin,  
Oregon 97062 USA  
is in conformity with Part 15 of the FCC Rules. Operation is  
subject to the following two conditions: 1) This device may not  
cause harmful interference. 2) This device must accept any  
interference received, including interference that may cause  
undesired operation.  
Telephone No.:  
Fax No.:  
1-800-853-8883  
1-503-684-3332  
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