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RADIO CONTROLLED ALARM CLOCK
MODEL : BHM-612A
USER’S MANUAL
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INTRODUCTION
Congratulations on purchasing the BHM-612A Radio Controlled
Alarm Clock.
A smart-looking and easy-to-operate timepiece, the BHM-612A
is designed to automatically synchronize the current time and
date with the U.S. Atomic Clock.
The BHM-612A is also equipped with a daily alarm clock plus
date and multilingual weekday display.
FEATURES & KEY CONFIGURATION
A
B
C
A RF SIGNAL INDICATOR
- Indicates the signal-receiving status of the unit
B MAIN WINDOW
- Displays the current time with seconds or day-of-the week
C SECONDARY WINDOW
- Displays the alarm time and its status or date
D [ MODE/SET ] button
- Changes between seconds and weekday display (Main
window) or between calendar and alarm clock display
(secondary window)
- Holds to activate the clock setting mode
E [ UP ] button
- Increases the value of a setting by one unit
F [ ZONE ] button
- Press to sequence through the 4 U.S. time-zones: Pacific,
Mountain, Central or Eastern.
G [ALARM] button
- Changes the display and operating status of the alarm
clock
H [RESET] button
- Returns all settings to the factory set default values
BATTERY INSTALLATION
1. Open the battery compartment by removing the screw at the
bottom of the unit.
2. Pull out the battery holder and insert two AAA-sized (UM-4)
batteries in accordance with the polarities shown.
3. Slide back the battery holder into the compartment and fasten
the screw.
4. Press RESET with a blunt stylus.
5. When the low battery indicator [ ] appears on the display,
follow the above procedures to replace the unit with new
batteries.
D
E
G
F
Note The unit will automatically search for the radio signal
when batteries are first installed. When the BHM-612A is
new and just out of the box, allow up to 72 hours for the
unit to receive the US Atomic Clock signal. To facilitate
reception, place the BHM-612A on a window sill away
from other signal emitting equipment such as TVs, radios,
PCs and microwaves. Stronges signal reception is between midnight and 4AM.
H
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Screw
Battery
Holder
DISPLAY MODES
In normal display, the current time, with seconds, will be
displayed in the main window and the date will be displayed in
the secondary window.
To display the weekday in the main window, press
[ MODE / SET ] once. Press the button again to display seconds.
To display the alarm time in the secondary window, press
[ ALARM ] once. Press [ MODE / SET ] to display the date.
HOW TO ENABLE OR DISABLE AUTO-
RECEPTION
To disable the automatic signal reception feature and cause the
BHM-612A to operate as a quartz clock, hold down [ZONE] for
three seconds.
To enable the feature again, hold down the [UP] button for three
seconds. The RF signal display will start scanning to initiate
reception automatically.
HOW TO SET THE CALENDAR CLOCK
MANUALLY
When the current time is displayed:
• Press [ MODE / SET ] for two seconds. Hours digits will
flash.
• Set the hour using [ UP ].
• Press [ MODE / SET ]. Minutes digits will flash.
• Set the minutes using [ UP ].
• Press [ MODE / SET ].
• Follow the same pattern to enter year, month, day and the
display language for the weekday. You can choose among E
(English), F (French) and S (Spanish).
• Press [ MODE / SET ] to save the changes and exit.
If changes are made during the process, the seconds of the clock
will reset and start from zero. The unit will also save all changes
and return to normal display automatically after the unit has been
left idle for a minute.
ABOUT RECEPTION OF RADIO SIGNAL
The BHM-612A is designed to automatically synchronize its
current time and date when within range of the U.S. Atomic
Clock.
When the unit is within range, its radio-control mechanism will
override all manual settings. The benefit of a RF controlled
clock is sustained accuracy without the need of manual adjustment.
SIgnal Search Mode.
Signal Reception Mode
No Signal Received
Complete signal reception generally takes about 2 to 10 minutes,
depending on the strength of the radio signal. When the reception
is completed, the signal display will be stable. After that, the
periodical scanning will only take a few seconds.
For better reception of radio signals, place the clock away from
metal objects and electrical appliances to minimize interference.
HOW TO SET AND USE THE ALARM
To set the alarm time:
1. Press [ ALARM] to display the alarm time.
2. Press and hold [ ALARM ] for two seconds. Hours digits
will flash.
3. Set the hours using [ UP ].
4. Press [ALARM ]. Minutes digits will flash.
5. Set the minutes using [ UP ].
6. Press [ ALARM ] to save and exit. The alarm clock will be
activated automatically during the setting procedure.
To activate or deactivate the alarm during normal display.
• Press [ ALARM ] to display the alarm time.
• Press [ ALARM ] to change the status of the alarm. The
respective indicator will appear.
When the alarm goes off, the alarm sound will gradually increase
in volume and speed. The alarm will continue to sound for
approximately two minutes unless interrupted when any button
is pressed. If the alarm is not interrupted, after 2 minutes the
alarm will silence itself and reactivate after approximately eight
minutes.
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THE RESET BUTTON
The [RESET] button is used to clear all user selected or programmed settings and to cause the settings to return to their
factory set defalut setting. Use a blunt stylus to hold down the
button.
TABLE-STANDING OR WALL-MOUNTING
Table-Standing:
The BHM612A unit comes with a stand connector for connecting
it to other modular units in the same series.
STAND
CONNECTOR
Wall-Mounting:
Un-install the brackets:
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MAINTENANCE
When handled properly, this unit is engineered to give you years
of satisfactory service. Here are a few product care instructions:
1. Do not immerse the unit in water. If the unit comes in contact
with water, dry it immediately with a soft lint-free cloth.
2. Do not clean the unit with abrasive or corrosive materials.
Abrasive cleaning agents may scratch the plastic parts and
corrode the electronic circuit.
3. Do not subject the unit to excessive: force, shock, dust,
temperature, or humidity. Such treatment may result in
malfunction, a shorter electronic life span, damaged batteries,
or distorted parts.
4. Do not tamper with the unit’s internal components. Doing so
will terminate the unit’s warranty and may cause damage. The
unit contains no user-serviceable parts.
5. Only use new batteries as specified in this instruction manual.
Do not mix new and old batteries as the old batteries may
leak.
6. Read this instruction manual thoroughly before operating the
unit.
Wall mount
bracket
Connector:
Use wall-mount connector to align with other wall-mount bracket
if neccessary.
Wall Mount
Connector
Wall Mount
Connector
SPECIFICATIONS
Operating Temperature : 32° F to 104° F
Radio Control : Auto synchronizes current
time and date by Radio
signal generated from the U.S.
Atomic Clock
Calender : Weekday in English /French/
Spanish; Current month / day
format
Clock Time : 12-hour format
Alarm Time Duration : 2 minutes
SNOOZE Time Duration : 8-9mins
Accuracy : +/-0.5 second/day(when
operating in quartz clock
mode)
Battery Type : Two (2) UM-4 or "AAA" size
Unit Dimension : 6.64" x 2.32" x 1.28" (H xW
X D)
Unit Weight : 5.53 oz
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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 800853-8883 or via email at helpme@oscientific.com.
WARRANTY
This product is warranted to be free of manufacturing defects for
a period of 1 year from date of retail purchase. Defective product
should be directed to the place of retail purchase for exchange.
Should this not be possible, contact our customer care department for assistance and a return material authorization. No
returns may be made without a return authorization. Please
retain your retail receipt as you may be asked to provide a copy
of it for proof of date purchased.
This warranty does not cover product subjected to abuse, misuse,
accidental damage or tampering.
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