Should the colon between the hour and minutes be flashing all the time?

I DON'T KNOW. CONSIDER UNPLUGGING IT, REMOVE BATTERY IF ANY FOR A FEW MINUTES. IT MAY RESET SOMETHGING. THEN PLUG IT IN TO RESET TIME, DAY, DATE ETC.

https://www.manualslib.com/manual/636065/Gpx-C224b.html

Push the clock button until the colon between the hours and minutes starts to flash. Use the up and down arrow buttons to set the time then push the clock button once again to make the colon symbol go solid.

1. Open door
2. Press clock/Kitchen Timer button the display will show "0:00" with the hour"0" flashing.
3. Enter the correct hour by turning the potary dial. Enter 1-12
4. Press clock/Kitchen Timer button the display will show "0:00" with the minutes "00" flashing.
5. Enter the correct minutes by turning the potary dial. Enter 00-59
6. Press clock/Kitchen Timer. The colon will remain flashing.
7. Close the door.

The right button in the frame of the clock face is chooses mode; it cycles through alarm, date and time, in that order. The left sets alarm, date or time.

1)To set the time:
Press the right button 6 times until the hour display flashes. (Make sure it is the time and not AL = Alarm)
Press the left button until you have the correct hour (note AM or PM)
Press the right button again until the minute display flashes.
Press left button until you have the correct minute.
Press the right button then the left button; the colon should flash.
The clock is set.

2)To set the alarm time:
Press the right button twice until the hour display flashes. (Make sure AL is displayed in top right hand corner)
Press the left button until you have the correct hour (note AM or PM)
Press the right button again until the minute display flashes.
Press left button until you have the correct minute.

3)To turn on the alarm:
Press the right button once
Press the left button once
There should be a symbol which says "AL ON" near the centre top of the time display.
Press the right button 3 times until the colon flashes
The alarm is on.
There is also a way to get a bell symbol displayed at the centre bottom. (I didn't test what it does)

4)To set date:
Press the right button 4 times until the month display flashes.
Press the left button until you have the correct month
Press the right button again until the day display flashes.
Press left button until you have the correct day.

1. With power off, press the MODE button to select the DATE mode.
2. Press the zoom out (three trees) button for more than two seconds to enter the date/time set mode.
3. Press the zoom out (three trees) button to select year, month, day, hour, or minute (selected number will flash).
4. Use the zoom in (one tree) button to advance the number.
5. Repeat steps 3. and 4. to set each value.
6. Press the zoom out (three trees) button until the colon (in the hours:minutes) is flashing. When the colon stops flashing, date and time setting is completed.
7. Press the MODE button and the power will switch off.

1. With power off, press the MODE button to select the DATE mode.
2. Press the zoom out (three trees) button for more than two seconds to enter the date/time set mode.
3. Press the zoom out (three trees) button to select year, month, day, hour, or minute (selected number will flash).
4. Use the zoom in (one tree) button to advance the number.
5. Repeat steps 3. and 4. to set each value.
6. Press the zoom out (three trees) button until the colon (in the hours:minutes) is flashing. When the colon stops flashing, date and time setting is completed.
7. Press the MODE button and the power will switch off.

Try this:
1. With power off, press the MODE button to select the DATE mode.
2. Press the zoom out (three trees) button for more than two seconds to enter the date/time set mode.
3. Press the zoom out (three trees) button to select year, month, day, hour, or minute (selected number will flash).
4. Use the zoom in (one tree) button to advance the number.
5. Repeat steps 3. and 4. to set each value.
6. Press the zoom out (three trees) button until the colon (in the hours:minutes) is flashing. When the colon stops flashing, date and time setting is completed.
7. Press the MODE button and the power will switch off.

HI Joe,

Try to see if this procedure will work for you.

1. With power off, press the MODE button to select the DATE mode.
2. Press the zoom out (three trees) button for more than two seconds to enter the date/time set mode.
3. Press the zoom out (three trees) button to select year, month, day, hour, or minute (selected number will flash).
4. Use the zoom in (one tree) button to advance the number.
5. Repeat steps 3. and 4. to set each value.
6. Press the zoom out (three trees) button until the colon (in the hours:minutes) is flashing. When the colon stops flashing, date and time setting is completed.
7. Press the MODE button and the power will switch off.

1. With power off, press the MODE button to select the DATE mode.
2. Press the zoom out (three trees) button for more than two seconds to enter the date/time set mode.
3. Press the zoom out (three trees) button to select year, month, day, hour, or minute (selected number will flash).
4. Use the zoom in (one tree) button to advance the number.
5. Repeat steps 3. and 4. to set each value.
6. Press the zoom out (three trees) button until the colon (in the hours:minutes) is flashing. When the colon stops flashing, date and time setting is completed.
7. Press the MODE button and the power will switch off.