How to turn on the hour time of digital perpetual calendar?

Hour time: Press the B key (B-up key) in normal walking state, and the hour indicator will light up, indicating that the hour function has been turned on; Press b again to close the hour.

The attached instructions are as follows

Instructions for use of LED perpetual calendar

First, the function introduction:

1, which displays the Gregorian year, month, day, hour, minute, second and week. Lunar month, day, temperature and 24 solar terms (24 lanterns will flash and flow, etc. ).

2, Chinese voice time, beautiful chord music, wonderful birthday reminder.

3. Chinese Chord Music Time Telling: When the time indicator lights up, announce "What time is it" at 7-2 1 on the hour every day, and then play a piece of chord music.

4, 8 groups of different chord music alarm clocks.

5, 1224 hours can be switched.

6. Temperature measuring range: -9-50 degrees Celsius.

7. When the mains power is cut off, the display of the digital tube is turned off, and the chip runs normally without resetting the call.

8. Automatic brightness level: between 10: 00 at night and 7: 00 the next morning, the brightness will be automatically reduced by half, and it will be displayed normally in other time periods.

Second, the electrical parameters

1, input voltage: 220v AC.

2. Static current: no more than 7UA

3. Working temperature:-1-70 degrees Celsius

Third, the operating instructions

1, key description (divided into two types)

A set key, B up key, C alarm key and D alarm key exit key.

A set key, b up key, C+ down alarm key, d timeout key.

Note: Some models only have three keys, and the D key is cancelled.

In any setting state, if there is no operation for more than 30 seconds, it will automatically exit the setting state; Press the d key to exit the setting state; Press and hold the A key for 3 seconds to exit the setting state, and all the setting data are valid.

2. Time adjustment:

In the normal walking state, press the A key to enter the time state setting, and the year flashes at the same time. You can press b or "C+" to change the year. After the modification, press the A key to switch the flashing to the Gregorian calendar "month", and press the B or C+ key to modify the month. The same auspicious method can set the day, hour, minute and second. After the final setting is completed, press the A key to exit the time setting and return to the normal time state.

3. 1224 hour switch:

Under normal walking condition, press and hold the B key for 3 seconds to switch the 1224 time system.

4. Switching hours:

In normal walking state, press the B key once, and the hour indicator light will light up, indicating that the hour function has been turned on; Press b again to close the hour.

5, alarm clock:

(1) alarm setting: in normal walking state, press the c key or C+ key to enter "alarm setting inquiry state", the alarm setting indicator lights up, and the temperature position shows "A 1", indicating that the first set of alarm information is currently being viewed, and the hour and minute position shows "-:-",indicating that the alarm is invalid; When the specific time of "xx: xx" is displayed, the alarm is effective. Press b to switch between "valid" and "invalid". Press a to enter the alarm clock time setting, and the hour position flashes. Press B or C+ to modify the content of the flashing bit, then press A to identify and exit the alarm time setting, and then press C or C+ to enter the next alarm state, which is the same as the first group.

(2) After it is set, it will alarm once a day, and the content of the alarm is "Dong, Dong, Dong, Dong, Dong, Dong, Dong, Dong, Dong, Dong, Dong, Dong, Dong, Dong, Dong, Dong.

(3) From any alarm time to the ringing state, as long as you press a key, the alarm will turn off.

6, birthday reminder:

(1) 12 group birthday reminder, 1 6 group is set according to solar calendar, and 7 to 12 group is set according to lunar calendar. Note: birthday alarm clock: a birthday song will be played 8 minutes after 7-2 1 on the birthday.

(2) birthday reminder settings:

In the last set of alarm clock settings, press the C key or C+ key again to enter the first set of birthday reminders, and the birthday reminder indicator lights up, displaying "b 1" at the temperature position, and displaying a valid "birthday" or an invalid "-:-"at the Gregorian calendar position, indicating that the birthday date is subject to the Gregorian calendar date. If it is in the lunar calendar, press B to turn this group of birthday reminders on and off, press A to enter this group of birthday date settings, press B or C+ to modify its content, press A to move the flashing position, then press A to identify this group of birthday reminders, then press C or C+ to enter the next group of birthday reminders, and so on to set all birthday reminder settings. When the last group of birthday reminders, press C or C+ to exit the normal time.

(3) If it is not set in the alarm, the alarm indicator will go out.

From any alarm time to the ringing state, the alarm clock will turn off as long as a key is pressed.