SCUBAPRO Aladin ONE (Matrix) setup guide
Also covers: Aladin One Matrix, Aladin ONE (Matrix)
Two-button wrist (or console) dive computer with a matrix display. Single scuba mode for air or nitrox (one gas, 21–50%), automatic altitude, user-replaceable CR2450 battery and Bluetooth log download.
Buttons
| Button | Where | What it does |
|---|---|---|
| Left button | left of the two push buttons (facing the display) | Press: scroll / decrease value. Hold 1 s: backlight; go back one level. In a dive: press to start the safety stop timer, hold for backlight. |
| Right button | right of the two push buttons (facing the display) | Press: scroll / increase value; in a dive, alternate displays. Hold 1 s: enter a menu or confirm (like ENTER). |
Turn on / wake
A new unit comes in deep sleep: press and hold the left or right button to activate it before the first dive, or it may not start dive mode (p. 2).
Press and hold the left button for 1 second. All display segments light for 5 seconds (display test), then the time of day appears.
HoldLeft button
Manual p. 8Check that every display segment lit up. Do not dive with it if any are missing.
Manual p. 13It also switches on by itself when it gets wet (water contacts) or when it senses an altitude change.
Manual p. 8From the time of day display, press the left or right button to scroll through Bluetooth, Planner, Logbook, Dive and Watch menus.
PressLeft buttonPressRight button
Manual p. 6Hold the left button to go back one level. Hold both buttons to return to the time of day display.
HoldLeft buttonHold togetherLeft buttonHold togetherRight button
Manual p. 7From the time of day display, hold both buttons to switch it off. It also switches off after 3 minutes without use.
Hold togetherLeft buttonHold togetherRight button
Manual p. 10
Date and time
The date order follows the time format: day/month/year with 24h, month/day/year with AM/PM (p. 31).
From the time of day display, press the left or right button until WATCH appears, then hold the right button.
PressLeft buttonPressRight buttonHoldRight button
Manual p. 29Press to scroll to the time setting, then hold the right button. Set the hours with left/right and hold right to confirm; repeat for minutes.
PressRight buttonHoldRight button
Manual p. 30Scroll to the 24h / AM/PM setting and hold right. Choose On (AM/PM) or Off (24h) and hold right to confirm.
PressRight buttonHoldRight button
Manual p. 30Scroll to the date and hold right. Set day, month and year one by one, confirming each with a hold of the right button.
PressRight buttonHoldRight button
Manual p. 31Hold both buttons to go back to the time of day display.
Hold togetherLeft buttonHold togetherRight button
Manual p. 7
Units (m/ft, °C/°F)
From the time of day display, press the left or right button until the dive display (time, temperature, O2 %) appears.
PressLeft buttonPressRight button
Manual p. 25Hold the right button to enter the dive menu. Press the right button until USER appears, then hold the right button.
HoldRight buttonPressRight buttonHoldRight button
Manual p. 25At UNITS, hold the right button. °C or °F flashes: choose with left/right and hold right to confirm.
HoldRight buttonPressLeft buttonPressRight button
Manual p. 28Meters or feet flash next: choose with left/right and hold right to confirm. Temperature and depth units are set separately.
PressLeft buttonPressRight buttonHoldRight button
Manual p. 28
Water type (salt/fresh)
Enter the dive menu (hold right on the dive display), press right to SCUBA, then hold right.
HoldRight buttonPressRight buttonHoldRight button
Manual p. 25Press the left or right button to scroll to the water type setting, then hold the right button.
PressLeft buttonPressRight buttonHoldRight button
Manual p. 27Choose On (salt water) or Off (fresh water) with left/right, then hold right to confirm. Salt water is the default.
PressLeft buttonPressRight buttonHoldRight button
Manual p. 28Water type changes the depth shown: about 10 m / 33 ft per bar in salt water and 10.3 m / 34 ft in fresh water.
Manual p. 28
Dive mode (Air / Nitrox / Gauge)
There is no user-selectable dive mode in this manual; the operating schematic shows only the scuba dive menu (p. 6).
The Aladin One has one scuba mode. Air is simply gas 1 set to 21% O2; there is no Gauge or freediving mode to choose.
Manual p. 25If you stay shallower than 0.8 m / 3 ft for more than 3 minutes while a deco stop is required, it goes into SOS mode after the dive.
Manual p. 11In SOS mode it cannot be used for diving for 24 hours. The dive is marked SOS in the logbook.
Manual p. 11Above about 4000 m / 13000 ft altitude it shows no decompression data (automatic gauge mode).
Manual p. 20
Nitrox O₂% and ppO₂ limit
By default the O2 % does NOT go back to 21% by itself (default 'no reset'). Check that the O2 % matches the tank before every dive and after a tank change (p. 13–14).
On the dive display (time, temperature, O2 %), hold the right button to get to GAS, then hold the right button again for GAS 1.
HoldRight buttonHoldRight button
Manual p. 13Hold the right button to confirm you want to change the O2 %.
HoldRight button
Manual p. 13Press left or right to change the O2 % in 1% steps (21–50%). The screen shows the ppO2 max and the MOD.
PressLeft buttonPressRight button
Manual p. 13Hold the right button to confirm the O2 %.
HoldRight button
Manual p. 13Change the ppO2 max (1.0–1.6 bar, default 1.4) with the buttons, then hold the right button to confirm.
PressLeft buttonPressRight buttonHoldRight button
Manual p. 13If you do not confirm, the screen closes after 3 minutes and the change is not saved.
Manual p. 13Optional reset to air: in the GAS menu, the nitrox reset time can be set to 1–48 hours. The default is no reset.
PressLeft buttonPressRight buttonHoldRight button
Manual p. 26
Conservatism / personal setting
Not available on this computer
This manual describes no conservatism or personal setting: the dive menu only has GAS, SCUBA and USER items (p. 25–28).
Altitude
Not available on this computer
Altitude is detected automatically: it checks air pressure every 60 seconds and shows the altitude class (mountain icon). Classes 3 and 4 are prohibited; maximum allowed altitude 2650 m / 8694 ft (p. 20).
Audible alarms (depth / time)
Leave sound On (default). With 'Alr' only alarms sound; with 'Att' alarms and attention tones sound (p. 31).
Enter the dive menu (hold right on the dive display), press right to SCUBA, then hold right to reach DEPTH ALARM.
HoldRight buttonPressRight buttonHoldRight button
Manual p. 25Hold right; On/Off flashes. Choose On with left/right and hold right. Then press right to change the depth (1 m / 5 ft steps) and hold right to confirm.
HoldRight buttonPressLeft buttonPressRight buttonHoldRight button
Manual p. 27Depth alarm range is 5–100 m / 20–330 ft; default 40 m / 130 ft, off.
Manual p. 25Scroll to the dive time alarm and do the same: turn On, then press right to set the time in 5-minute steps (5–195 min; default 60 min, off).
PressLeft buttonPressRight buttonHoldRight button
Manual p. 27At half the dive time a signal sounds and a symbol flashes; at the set time an alarm sounds and dive time flashes.
Manual p. 14Sound: WATCH menu, press right 5 times to the sound screen. 'On' keeps all tones. 'Off' needs code 313 and removes all audible warnings.
HoldRight buttonPressRight buttonHoldRight button
Manual p. 31
Reading the log after a dive
A dive is logged only if it lasts more than 2 minutes (p. 23).
From the time of day display, press the left or right button until the logbook menu appears, then hold the right button.
PressLeft buttonPressRight buttonHoldRight button
Manual p. 23Press left or right to scroll through dives. Dive 1 is the most recent.
PressLeft buttonPressRight button
Manual p. 23Page 1 shows max depth, dive time and date. Hold right for page 2, then press right for page 3.
HoldRight buttonPressRight button
Manual p. 23Pages 2 and 3 show items like altitude class, start time, minimum temperature, CNS after the dive and surface interval.
Manual p. 24HISTORY (between the last and first dive) shows deepest dive, longest dive and number of dives.
Manual p. 24Hold the left button to leave the logbook.
HoldLeft button
Manual p. 24
Battery
From the time of day display, scroll to WATCH, hold the right button, then press the right button 6 times to the battery status screen.
HoldRight buttonPressRight button
Manual p. 9Six zeros means a fresh battery. Fewer zeros means less energy left.
Manual p. 9A steady battery symbol (3 zeros) means the battery is weak: replace it before the next dive. The backlight no longer works.
Manual p. 10A blinking battery symbol (2 zeros or fewer): do not dive. Alarms and backlight are off, and with 1 zero diving mode is blocked.
Manual p. 9It uses a CR2450 battery, expected to last about 2 years or 300 dives.
Manual p. 34
What the main screen shows
Top line: current depth and dive time.
Manual p. 11NO STOP with the minutes you can stay without a deco stop. If this drops below 3 minutes it beeps and flashes.
Manual p. 17Lower line: max depth (when deeper than now) or temperature, and O2 % (or CNS O2 % once above 50%).
Manual p. 14On ascent the ascent rate is shown as a percent; above 100% an arrow with SLOW appears.
Manual p. 15In deco: DECO, the deepest stop depth and its minutes, plus total ascent time.
Manual p. 11Press the right button to see alternate displays. Hold the left button for the backlight (6 seconds).
PressRight buttonHoldLeft button
Manual p. 14Shallower than 5 m / 15 ft, press the left button to start or restart the safety stop timer (3 minutes by default).
PressLeft button
Manual p. 18
Pre-dive check
Tick each item before you get in the water.