To permanently Disable / Enable RCC signal reception
1. Press and hold [RCC] button 8 seconds to disable the reception,
"OFF RCC" will be display on left top corner of the LCD.
2. Press and hold [RCC] button 8 seconds to enable automatic RCC
reception, "ON RCC" will be display on left top corner of the LCD.
SIGNAL STRENGTH INDICATOR
The signal indicator displays signal strength in 4 levels. Wave
segment flashin means time signals are being received. The signal
quality could be classified into four types
or
No signal quality Weak signal quality
Acceptable signal quality Excellent signal quality
NOTE:
- Everyday the unit will automatically search for the time signal at
2:00am, 8:00am, 2:00pm and 8:00pm.
- Always place the unit away from interfering sources such as TV
set, computer, etc.
- Avoid placing the unit on or next to metal plate.
- Closed area such as airport, basement, tower block or factory is
not recommended.
- Do not start reception on a moving article such as vehicle or train.
MANUAL TIME SETTING
If you are out of the reach of the Radio Controlled Transmitter or
if the reception is not reachable, the time can be set manually. As
soon as the transmitter is received again, the clock will automatically
synchronize with received time.
1. In normal time mode, press and hold [ TIME ] key for 2 seconds to
enter the year setting.
2. Press [ UP ] or [ 12/24 / DOWN ] key to set the desired value.
3. Press [ TIME ] key again, Month digit flashes, press [ UP ] or
[ 12/24 / DOWN ] key to change its value.
4. Repeat the above operation to set the time in this order: Year >
Month > Date > Hour > Minute > Second > ±23 Time offset
Weekday language (GB/FR/DE/ES/IT).
5. Press [ TIME ] key to save and exit the setting or let it exit
automatically 30 seconds later without pressing any key.
ALARM AND SNOOZE SETTING
1. In normal time mode, press [ TIME ] key to select the ALM 1 or
ALM 2.
2. In ALM 1/ALM 2 mode, press and hold [ ALARM ] key for 2 seconds
until alarm Hour digit flashes
3. Press [ UP ] or [ 12/24 / DOWN ] key to change the value.
4. Repeat the above operations to set time in this order: Hour >
Minute.
5. Press [ ALARM ] key to save and exit the setting, or let it exit
automatically 30 seconds later without pressing any key.
NOTE:
- The alarm will be automatically turned on when you set the alarm time
with the icon “ ” or “ ” displayed.
- The dual-alarm (ALM 1&ALM 2) design of this unit will provide you
with more convenience, and you can set two-alarm time if needed.
USING ALARM FUNCTION
1. Set the alarm time as described in the previous section.
2. In normal time mode,press [ ALARM ] key once to turn on ALM 1,
press it twice to turn on ALM 2, press it thrice to turn on both ALM
1 and ALM 2, with the bell icons display on the LCD. Press it again
to turn off both ALM1 and ALM2, with the icons disappearing.
- Press [ ALARM ] button to turn off alarm function
COLOUR CHANGE DISPLAY
1. Press [ LOOP ] key to turn on or turn off the backlight colour change
2. Turn off the loop function and press [ RAINBOW ] key, the
backlight will change its colour in this sequence: white>red>orange
>yellow>green>cyan>blue>purple.
3. Turn off the loop function and press [ TUNE ] key, the backlight
will display 256 colours.
CHECKING AND DELETING MAX/MIN TEMPERATURE RECORDS
1. Press [ MAX/MIN ] key once to check the maximum temperature
records. Press it twice to check the minimum records. Press it
again to exit.
2. Press and hold [ MAX/MIN ] key for 3 seconds to delete the
maximum and minimum temperature records, with “beep” tone.
MAX temperature record MIN temperature record
USING THE PROJECTOR
Plug the AC jack to turn the projector on, rotate the projector to project the
light beam to a dark background within 1~4 meters, the projected data will
be displayed on the dark background as following diagram.
NOTE:
- If using AC power, the projected data will be always on.
- Press the [ ] key will reverse the projected data. The rotate
angle of the projector is ±90º.
- Adjust the quality of the projected data by adjusting the FOCUS
knob.
CAUTION:
•Do not dispose old batteries as unsorted municipal waste. Collection
of such waste separately for special treatment is necessary.
•Danger of explosion if battery is replaced by an incorrect type.
Dispose of used batteries according to the instructions.
•The socket outlet shall be installed near the equipment and shall be
easily accessible.
SPECIFICATION
Operating temprature range: -5°C~50°C ( 23° F~122°F )
Resolution: 1°C/°F (below -10°C/14°F)
Radio controlled signal:
Power:
Back-up battery:
Dimension:
DCF-77
AC adapter 4.5V, 300 mA
Lithium battery CR2032
163(W) x 80(H) x 56(D) mm
This device complies with the essential requirements and other
provisions of the relevant government regulations and can be
operated in all EU and EFTA countries.7KH IXOO WH[W RI WKH (8
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NOTE:
- If no key is pressed during the alarm period, the alarm will turn
off automaticall . Alarm beeping lasts for 2 minutes.
- Press [ SNOOZE ] button to stop the current alarm and enter
snooze. Alarm icon will be flashing continuousl . The alarm will
sound again in 5 minutes. Snooze can be operated continuously in
24 hours.
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