North Edge ALPHA User manual

INSTRUCTION MANUAL
ALPHA

INSTRUCTION MANUAL
A. Features...............................................................................................................1
B. Function and mode............................................................................................. 2
1．Normal time mode................................................................................................3
2.World time mode...................................................................................................4
3．Compass mode..................................................................................................4
4. Stopwatch mode..................................................................................................8
5. Stopwatch memory mode....................................................................................9
6. Countdown mode..............................................................................................10
7. Alarm mode.......................................................................................................12

13-digit LCD display hour, minute, week, year, month, day World time
12/24hour system Key sound 2011~2099 full auto calendar
Compass function Alarm function（local time alarm or world time alarm）
Stopwatch（1/100~99hours59minutes59.99seconds）50 groups of LAP record data and date
Countdown function（can set one time countdown timing, repeated countdown
timing, it will turn to timing after countdown timing over
1
A. Features
(A键)
(B键)
(D键)
/SET(C键)

B. Function and mode
2
Bkey Bkey
Bkey
Bkey
Bkey
Bkey
Bkey
Bkey
Bkey
Normal time mode
Display for 1.5s Display for 1.5s
Stopwatch mode Memory mode
Compass mode Display for 0.5s
Alarm mode Display for 1.5s Countdown mode Display for 1.5s
Display for 1.5s World time mode Display for 1.5s
In any mode, press A key to illuminate EL backlight for 3s.
Press B Key to select operation mode（In 1.5 display interface, press B Key to enter next mode）
In any mode, press E Key can enter into compass testing easily.

1．Normal time mode
Bkey Bkey Bkey
Bkey
BkeyBkey Bkey
In normal time mode, press and hold C Key for 3s to enter setting mode, press B
Key to move the setting item flashing as below：
Time zone Hour
DST on/off
Hourly chime on/off Key sound on/off Month Day
Year 12/24hour system
Minute Second
Bkey
Bkey
Press D or C Key to adjust time zone
Press D Key to increase the value, long press D Key to increase quickly
Press C Key to decrease the value, long press C Key to decrease quickly
In second setting mode, press C or D key to clear it to 0.
When 12 or 24 flash, press C or D Key to select 12 or 24hour system.
When DST (Daylight Summer Time) on/ off flash, press D or C Key to turn on or off
When Key sound on/off flash, press D or C key to turn it on or off.
3
Bkey
Bkey

2．World time mode
3．Compass mode
When hourly chime on/off flash, press D or C key to turn it on or off.
In setting mode, press and hold B Key for 2s to exit setting and return to normal time mode.
In setting mode, if no any key operation in 60s, it will exit setting automatically
and return to normal time mode.
In world time mode, press and hold D Key for 2s to switch on or off DST as below：
In compass measuring state, arrow are always point at north( magnetic north )，
In world time mode, press B Key or in any mode press E key to enter compass as
below:
Press D or C Key to view world time as below:
Press D key
for 2s
Press C or D key
30s
Dkey
Show the compass north
degree when measuring
Display time when standby
4

In measuring state, if “DISP” showed on the bottom left of screen, indicating that
the measuring site has magnetic disrupt as shown below:
Please calibrate compass then measure again or far from the magnetic field to
make the measurement result more accurate
In measurement state, if no key operation in 30s, it will exit measurement
automatically and return to standby state.
In compass mode, if no any key operation in 3 minutes, it will exit and return to
normal time mode automatically.
If first use compass or measuring in another field and found compass is not correct,
please calibrate compass again (please refer to the next section Compass Calibration)
“0” degree means due north, rotating watch to make 12H point at other direction，
can measure the degree and direction that per magnetic north “0” as benchmark.
N-NNW –NW-WNW-W-WSW-SW-SSW-S-SSE-SE-ESE-E-NNE-NE-NNE）
The meaning of acronym displayed on the LCD screen
Direc�on Meaning Direc�on Meaning Direc�on Meaning Directio
n
Meaning
N North NNE North North-East NE Northeast ENE East North-East
E East ESE East South-East SE Southeast SSE South South-East
S South SSW South South-West SW Southwest WSW West South-West
W West WNW West North-West NW Northwest NNW North North-West
Bottom left of
screen show
“DISP”
5

If the compass measurement still not correct after auto calibration by using
above method, please use digit compensation correction as below:
In compass mode, press and hold C Key for 3s, it display “ CAL ” and indicate
enter calibration mode. Press B Key to enter compensation correction state, at this
moment, press C or D Key to input east or west 0~90 degrees.
Press B Key for 2s to confirm and return to compass mode.
In calibration state, if no any key operation in 1 minute, it will exit automatically
and return to compass mode.
Compass Calibration：
Compass compensation correction：
In compass mode, press and hold C Key for 3seconds to display “ CAL ” , means
entering calibration mode. Press D Key to enter calibration state, at this moment,
please rotate watch more than 2 circles slowly（Rotate horizontally, both clockwise
and anticlockwise are ok）
Press D Key to confirm and return to compass mode.
In calibration state, if no any key operation in 1minute, it will exit and return to
compass mode automatically.
6

7
World time mode
Display for 0.5s
30s
Press C key for 3s
C key D key
Dkey
Dkey
Ckey
Ckey
Ckey
C key
Ckey
Dkey
Dkey
Dkey
Dkey
Dkey
Compass mode
Auto correction
Spin horizontally more
than two circles
Digital
compensation
correction
Calibration mode
Bkey
Bkey
Press B key for 2s

Clear“0”
Press and hold C key for 3s
Total time Memory LAP
Enter LAP2Record LAP1Running
5s
2s
Stop
Stopwatch timing range 0~99hours59minutes59.99seconds，the timer will
automatically stop when it reaches its maximum。
LAP time LAP record 1~50 groups
In stopwatch mode, press D Key to start or stop stopwatch. In stopping state,
press C key for 2s to clear “0”.
When stopwatch is running, press C key to enter split time, press D key to stop,
press and hold C key for 2s to clear “0”.
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C keyDkey
Dkey
4. Stopwatch mode
When stopwatch is running, there is icon flashing on the screen.
When stopwatch LAP storage more than 50 groups or stopwatch is full as below：

5. Stopwatch memory mode
When stopwatch is running, press B Key to enter other mode and stopwatch will
still run on the background.
In stopwatch back to “0” state, if no any Key operation in 3minutes, it will exit
and return to normal time mode.
Enter stopwatch memory mode, if no memory LAP data, the screen will display
as below:
In memory mode, if no key operation in 3 minutes, it will exit and return to normal
time automatically.
If there is memory LAP data, pressing D or C Key to view data as below.
FST shown on the screen, means fastest.
SLW shown on the screen, means slowest.
AVG shown on the screen, means average.
LAP shown on the screen, means lap time.
Press and hold C Key for 2s to clear all memory data to “0”.
The stopwatch
stop automatically
when it is full
Record LAP over
50 groups
9

Press C key for 3s
DKey DKey DKey
Set value Running Pause Continue
6. Countdown mode
Total time Fastest
LAP-3 LAP-2
Slowest Average
LAP-1
Dkey Dkey Dkey
DkeyDkey
C key C key C key
Countdown range 23 hours 59 minutes 59 seconds
In setting mode, can set countdown to “0” and turn to timing, one time countdown
（STP）， repeated countdown (RST)。
In countdown mode, press D Key to start countdown, press C key to pause.
When countdown is working, there is icon on the screen.
When countdown reach “0”, it will alarm for 10seconds, press any key to stopwatch.
When countdown stop or stop at “0” , press and hold C Key for 3s to return to preset
value as below.
10

Countdown setting:
Countdown stop at preset state, press and hold C Key for 3seconds to enter set
state, press B Key to move seted item flash as below:
11
Repeat countdown
when reach “0”
Turn to timing after
reach “0”
Stop countdown
when reach “0”
Second Minute Hour
Turn to timing Repeat countdown Stop countdown
Bkey
Bkey Bkey
Bkey
C key
Dkey
C key
C key
D key
Dkey

7. Alarm mode
Set Up Alarm：
In alarm mode, press C key to switch to display alarm 1 or alarm 2, press D key
to turn on or off alarm as below:
In alarm 1 or alarm 2 mode, press and hold C Key for 3s to enter alarm setup
state, press B key to move setting item flash as below:
Press D Key to adjust value increase, press and hold D key to adjust quickly.
Press C Key to adjust value decrease, press and hold C Key to adjust quickly.
At last select countdown to “0” then turn to timing（UP）， one time countdown（STP），
repeat countdown (RST)。
Press and hold A Key for 2s to confirm and return to countdown mode.
In set mode, if no any key operation in 60s, it will exit and return to countdown mode.
12
Turn off alarm Turn on alarm Alarm 1 or alarm 2
Dkey C key

Press D Key to increase the value, press and hold D Key to increase quickly.
Press C Key to decrease the value, press and hold C key to decrease quickly.
Press C or D Key to select it alarm as local time or world time.
If alarm is in off state and enter set mode, then once the preset value is changed, the
alarm will be turned on automatically.
Press B key for 2s to confirm and return to alarm mode, if no any key operation in 1
minute, it will return to time mode automatically.
In set mode, if no any key operation in 1 minute, it will return to alarm mode
automatically.
When alarm reach preset time, it will BB-BB for 20s, the alarm icon flash and
press any key can stop it.
If it is alarming and no any key operation, it will turn on sleep mode automatically,
and will alarm once every 1 minute, 5 times is the most.
In setting mode or compass, stopwatch, countdown mode working state, if reach
13
BKey
BKey
BKey
Minute Hour World time alarm
Local time alarm
C or D key

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alarm time, the screen will display alarm time and alarm at the same time. Press any key
can stop alarm and return to current normal mode.
Note：Install battery or press reset key for 0.3s, then MCU will enter self-inspection.
There is “B” sound and backlight illuminate for 1s- full display for 1s- display version for
1s- enter normal time display mode.
Default Normal time：1st Jan, 2015，AM12：00, date format MM-DD，week display
in English, hourly chime, key sound off.
Default world time：NYC。
Default countdown：1:00:00，countdown complete STOP.。
Default alarm：12：00AM, alarm off
In alarm mode, compass mode or stopwatch, countdown stopping state, if no any
key operation in 3 minutes, it will return to normal time mode automatically.
Full display Display version Normal time mode
1s 1s

World time table：
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