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NOTE ON COMPLIANCE

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.

FCC :

NOTE:  This equipment has been tested and found to comply
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.  This equipment generates, uses and can radiate
radio frequency 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 equipment does cause harmful
interference to radio or television reception, which can be
determined by turning the equipment off and on,  the user is
encouraged to try to correct the interference by one or more of the
following measures:

!

Reorient or relocate the receiving antenna.

!

Increase the separation between the equipment and receiver.

!

Connect the equipment into an outlet on a circuit different

from that of the receiver which the receiver is needed.

!

Consult the dealer of an experienced radio/TV technician for

help.

CAUTION

— The content of this manual is subject to change without

further notice.

— Due to printing limitation, the displays shown in this

manual may differ from the actual display.

— The contents of this manual may not be reproduced

without the permission of the manufacturer.

CUSTOMER ASSISTANCE

Should you require assistance regarding this product and its
operation, please contact our customer care department at 800-
853-8883 or by email at helpme@oscientific.com.  Our customer
care department is available 24-7-365.

WARRANTY

This product is warranted to be free of manufacturing defects for
a period of 90-days from date of retail purchase.  Defective
product should be directed to the place of retail purchase for
replacment.  If this is not possible, contact our customer care
department for assistance and a return material authorization.  No
returns may be made without  a return material authorization.
Please retain your retail receipt as you may be asked to provide a
copy of the receipt for proof of date purchased.

Summary of Contents for JMR838WFA

Page 1: ...al display LCD Displays the time date and weekday Alarm status and alarm set time Weather forecast and pressure trend In outdoor temperatures in F A2 Radio reception signal Indicates the strength of R...

Page 2: ...d setting up the remote sensor unit Successful setup should ensure that temperature signals are properly received Note The effective range may be limited by building materials and the position of eith...

Page 3: ...G WEAK NORECEPTION RECEIVING Interference Reception can be affected by a number of factors For best reception place the device away from metal objects and electrical appliances Note When the JMR838WFA...

Page 4: ...rm display share the same section of the display To set the alarm time 1 Press and hold ALARM for two seconds the alarm time will flash 2 Press to enter a value for the hour digits To confirm press AL...

Page 5: ...ith obstacles and interference Shorten the distance or reposition the remote sensor or the main unit HOW TO READ THE PRESSURE TREND The JMR838WFA gives a barometric pressure trend for the last hour As...

Page 6: ...new batteries are used together are inserted improperly or are improperly disposed of Always use caution when using or disposing of batteries 6 Read this instruction manual thoroughly before operating...

Page 7: ...eparation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that of the receiver which the receiver is needed Consult the dealer of an experienced rad...

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