Uwatec Z1 User Manual Download Page 32

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6-10. Set Auto Light

The Z1 oﬀ ers an Auto Light function that enables the backlight to activate
without manually pressing the LED/LOG button.

NOTE: The default position for the Auto Light function is OFF.

How to Set

1. In Watch Mode or Surface Mode, press-and-hold the ADJUST button

for about 2 seconds. [SET] [Hold] ﬂ ashes and [CITY] appears for about
1 second, followed by the city code and the city name which will scroll
in the upper right hand corner of the screen.

2. Press the MODE button 15 times. (If you are using TYO [TOKYO] as your

Home City setting, press the MODE button 13 times.) [LT] and ON or
OFF will start blinking.

3. Press the PLAN button to select ON to activate the Auto Light setting.

4. Press the ADJUST button to save the selection and return to Watch

Mode or Surface Mode.

Summary of Contents for Z1

Page 1: ...User Manual ...

Page 2: ...ur dives This manual provides you with easy access to the Z1 s key features and functions IMPORTANT Before using please make sure your new Z1 is full charged Information on checking the battery power can be found on page 13 The Z1 does not conform to 100m diver watches stated in ISO6425 and JISB7023 Authentication Standard R TTE EN 60950 1 EN 300 328 EN 301 489 1 EN 301 489 17 EN 62479 FCC FCC Par...

Page 3: ...o 4 diﬀerent Nitrox gases Com prehensive accelerated decompression is possible because the oxygen O2 level can be set from 21 to 100 in 1 increments The calculation model used for the Z1 s decompression program is based on the decompression theory of Dr A A Bühlmann Bühl mann ZHL16C Algorithm Before using the Z1 it is important that you understand all of its warnings and cautions as outlined in th...

Page 4: ...Watch Mode When the set time arrives the Z1 issues an audible alarm Can be used as a stopwatch Measures elapsed time Can be used as a timer in Watch Mode Counts down a pre set time announces time out with an audible alarm ProvidesWorldTime inWatchMode Displays the time of 48 cities from around the world TransfersdatausingBluetoothSMART Enables the wireless transmission of log and proﬁle data Multi...

Page 5: ...r people This user manual also provides adviso ries deﬁned as follows If you ignore this serious alert and handle the product incorrectly there is a risk of death or serious injury If you ignore this warning and handle the product incorrectly there is a risk of death or serious injury If you ignore this cautionary indicator and handle the product incorrectly situations can be created that can caus...

Page 6: ... you need to complete a Nitrox dive training course Otherwise do not use your Z1 for Nitrox diving EANx is a mixed gas containing 22 100 O2 For safety s sake when diving with your Z1 also carry a secondary com puter diver s watch and or depth gauge as a backup If a decompression stop violation warning and or an out of measure ment range warning is displayed on your Z1 cancel your dive immediate ly...

Page 7: ...n t match Do not disassemble repair modify or exchange the rechargeable battery or conduct pressure chamber tests on the Z1 by yourself This is extremely dangerous and may cause a malfunction Please see an authorized SCUBAPRO dealer for any maintenance needs The Z1 is designed for dives using compressed air 21 02 and Nitrox 22 to 100 02 The Z1 cannot be used with any other mixed gas Each diver sho...

Page 8: ...ted injuries and allergic rashes remove your Z1 at bedtime Also when holding or touching an infant remove your Z1 to prevent rashes caused by allergies or other medical conditions Always ensure that log data are stored separately from your Z1 by keeping a written log or by transferring data to a PC A malfunction necessary repair or dead battery could cause stored data to disappear Please be sure t...

Page 9: ... Power Alarm 15 4 7 Power Saving 16 5 Mode Reference Guide 17 5 1 Mode Functions 17 5 2 Button Operation and Switching Mode 18 6 Setting Your Z1 20 6 1 Conﬁgure Home City and Daylight Saving Time Settings 22 6 2 Select 12 Hour or 24 Hour Clock 24 6 3 Set Current Time and Date 25 6 4 Set Button Operation Sound 26 6 5 Select Backlight Duration 27 6 6 Set Power Saving 28 6 7 Set Units of Measure 29 6...

Page 10: ... 2 Correction Function of Dive Number in Dive History 44 9 3 Check the Dive Log 44 9 4 Warnings Recorded in the Log 48 9 5 Setting the Dive Proﬁle Sampling Rate 48 9 6 Oxygen Uptake ppO2 Proﬁle Saving Setting 49 9 7 Check the Dive Proﬁle 49 10 Plan Mode PLAN 52 10 1 O2 Setting 52 10 2 Enriched Air Nitrox EANx Diving 53 10 3 Default Function of O2 53 10 4 Set Safety Factor 54 10 5 Depth Interval Al...

Page 11: ... Measure 63 13 4 To Stop the Alarm 63 14 Using the Alarm ALM 63 14 1 Select Alarm Mode 63 14 2 To Set an Alarm Time 64 14 3 ToTurnanAlarmandTheHourlyTimeSignalOnandOﬀ 64 14 4 To Stop the Alarm 65 15 World Time WT 65 15 1 To Enter the World Watch Mode 65 15 2 To View the Time in Another Time Zone 65 15 3 ToSpecifyStandardTimeorDaylightSavingTime DST foraCity 66 16 Illumination 67 16 1 To Turn on Il...

Page 12: ...tions 68 17 4 Button Operation Free Diving Mode 69 18 Gauge Mode 70 18 1 Setting of Gauge Mode 70 18 2 Gauge Mode Diving 71 19 Bluetooth Data Transfer Mode BLE 72 20 Troubleshooting 74 21 Specification 77 22 Precautions for Use 78 23 About Care 80 24 UTC CoordinatedUniversalTime andTimeZone 83 25 City Code List 83 ...

Page 13: ...ay L is blinking on the display CHG is blinking on the display Power is low Charge the Z1 by placing it in a location where it is exposed to light CAUTION 4 2 Charging with Light Solar Charge The Z1 is powered by a rechargeable battery that is charged with electricity generated by the solar panel integrated within the dial When suﬃcient light hits the dial the battery charges When using your Z1 on...

Page 14: ... often as possible indication Charge state State of the Z1 H Good All functions enabled 1 M Nearly good Charging recommended All functions enabled 2 M CHG blinks low battery warning CHG blinks rest of display shows OK the Z1 can be changed to Dive Mode for about 5 hours After that it cannot be changed to Dive mode unless charge the Z1 to a point where the CHG is disap pear Blue tooth connection ca...

Page 15: ...w power alarm is released Recharging hours needed to reach full charge from the time of low power alarm Outdoor sunlight 50 000 lux 1 hr 8 hrs Sunlight through a window 10 000 lux 2 hrs 30 hrs Daylight through a window on a cloudy day 5 000 lux 4 hrs 60 hrs Indoor ﬂuorescent lighting 500 lux 36 hrs NOTE Actual exposure times depend on lighting conditions 4 6 Low Power Alarm When battery power reac...

Page 16: ...background To recover from the sleep state Press any button Move the Z1 to a well lit area Tilt the Z1 at an angle as if for reading NOTE When wearing the Z1 if the solar panel display is hidden beneath a shirt or jacket sleeve it may enter the Power Saving state More on Power Saving The Z1 will not enter a sleep state while it is in Dive Mode Stopwatch Mode or Countdown Timer Mode The Power Savin...

Page 17: ...To display dive free history To display dive free log To display dive free proﬁle P 43 Plan Mode PLAN To display dive plan To set safety factor SF To set O2 P 52 Digital Compass COMP To determine your current bearing or the direction from your current location P 58 Stopwatch STW To use the stopwatch to measure elapsed time P 61 Countdown Timer TMR To use the countdown timer P 62 Alarm ALM To set a...

Page 18: ...t a beep each time you press the MODE button When returning to Watch Mode a slightly higher tone beep sounds Ref Set button operation sound P 26 At low charge no sound will be heard When the button operation sound is set but no sound is heard that s another indicator that your Z1 needs to be charged Ref How to charge P 13 MODE button The MODE button allows you to access the Z1 s various modes Ever...

Page 19: ...rgeable battery decreases quickly From Watch Mode you can switch to Dive Mode manually by pressing and holding the LED LOG and the PLAN button simultaneously for about 2 sec onds Ref P 35 From Dive Mode by pressing and holding the LED LOG plus PLAN buttons again you can switch to the Freedive Mode Ref P 68 And by pressing and holding the LED LOG plus PLAN buttons for about 2 seconds yet again you ...

Page 20: ...e Each time you press the MODE button the setting items appear in the following order Home City 1 Daylight Saving Time 2 12 24 Hour 3 Second 4 Hour 5 Minute 6 Year 7 Month 8 Day 9 Button Operation Sound 10 Backlight Duration 11 Power Saving 12 Unit of Measure 13 MMDD DDMM 14 Main display of Dive Mode 15 Auto Light NOTE The above numbers in indicate the number of times the MODE button must be press...

Page 21: ...ss PLAN button 10 58 Change of hour and minute Press PLAN or LED LOG button 2018 Change of Year Press PLAN or LED LOG button 6 30 Change of month day Press PLAN or LED LOG button Key Change ON OFF operation of sound Press PLAN button LIGHT Setting backlight lighting time Press PLAN button POWER SAVING Power saving ON OFF Press PLAN button UNIT Setting unit of use Press PLAN or LED LOG button MMDD ...

Page 22: ...on NOTE Daylight Saving Time DST is a time system that advances one hour from normal Standard Time Implementation periods and areas vary from country to country and not all countries or regions use the Daylight Saving Time system How to Set 1 Assuming you haven t already done so In Watch Mode or Surface Mode press and hold the ADJUST button for about 2 seconds SET Hold ﬂashes and CITY appears for ...

Page 23: ... Press the PLAN button to toggle the DST setting between Daylight Sav ing Time ON and Standard Time OFF 5 After these settings are selected press the ADJUST button to save the settings and return to Watch Mode Or press the MODE button to advance to the next setting selecting a 12 hour or a 24 hour clock NOTES Daylight Saving Time is ON when the DST indicator is displayed When the Home City is set ...

Page 24: ...Hold ﬂashes and CITY appears for about 1 second followed by the city code and the city name which will scroll in the upper right hand corner of the screen 2 Press the MODE button 2 times to reach the 12H 24H setting 3 Pressing the PLAN button select either 12H for a 12 hour display or 24H for a 24 hour display 4 Press the ADJUST button to capture the setting and return to Watch Mode or Surface Mod...

Page 25: ...es to reach the setting for Seconds which blinks in the lower right corner of the screen 3 Pressing the PLAN button resets Seconds to 00 seconds When Seconds read from 30 to 59 a reset advances the Minute reading by 1 minute 4 Proceeding with the Time settings pressing the MODE button at this point advances you to Hour Minute Year Month Day At each point pressing either the PLAN button or the LED ...

Page 26: ...he city code and the city name which will scroll in the upper right hand corner of the screen 2 Press the MODE button 9 times bringing you to the screen where key or MUTE is displayed 3 Press the PLAN button to select key for sound or MUTE no sound NOTE This setting aﬀects only sounds resulting from pressing the control buttons Alarm sounds time signals timer sounds and warn ing sounds will all st...

Page 27: ...oll in the upper right hand corner of the screen 2 Press the MODE button 10 times LIGHT is displayed and 1 or 3 ﬂashes in the middle of the screen 3 Press the PLAN button to select 1 lights the display for 1 5 seconds or 3 lights the display for 3 seconds 4 Press the ADJUST button to save the selection and return to Watch Mode or Surface Mode Or you can press the MODE button to move to the next se...

Page 28: ...h will scroll in the upper right hand corner of the screen 2 Press the MODE button 11 times POWER SAVING appears on the screen in a scroll and ON or OFF ﬂashes in the middle of the screen 3 Press the PLAN button to select ON or OFF 4 Press the ADJUST button to save the selection and return to Watch Mode or Surface Mode Or you can press the MODE button to move to the next setting in the series whic...

Page 29: ... by the city code and the city name which will scroll in the upper right hand corner of the screen 2 Press the MODE button 12 times ft or m and a smaller ºF or ºC start to blink 3 Press the PLAN button to select ft or m 4 Press the LED LOG button to select ºF or ºC 5 Press the ADJUST button to save the selections and return to Watch Mode or Surface Mode Or you can press the MODE button to move to ...

Page 30: ... ﬂashes and CITY appears for about 1 second followed by the city code and the city name which will scroll in the upper right hand corner of the screen 2 Press the MODE button 13 times MMDD or DDMM will start blink ing 3 Press the PLAN button to select either MMDD or DDMM 4 Press the ADJUST button to save the selection and return to Watch Mode or Surface Mode Or you can press the MODE button to mov...

Page 31: ... by the city code and the city name which will scroll in the upper right hand corner of the screen 2 Press the MODE button 14 times If you are using TYO TOKYO as your Home City setting press the MODE button 12 times You will see either a blinking DEP 1 indicating depth or NDL 2 indicating no decom pression diving time 3 Press the PLAN button to select DEP 1 or NDL 2 4 Press the ADJUST button to sa...

Page 32: ...out 2 seconds SET Hold ﬂashes and CITY appears for about 1 second followed by the city code and the city name which will scroll in the upper right hand corner of the screen 2 Press the MODE button 15 times If you are using TYO TOKYO as your Home City setting press the MODE button 13 times LT and ON or OFF will start blinking 3 Press the PLAN button to select ON to activate the Auto Light setting 4...

Page 33: ... plus includes Desaturation and Surface Interval time Display in Watch Mode In Watch Mode in addition to current Time Date Day of Week and World Time when the oxygen content is set to 22 or more in the Plan Mode the maximum value of the oxygen is also displayed in a blinking in the lower left corner of the screen When not set to UTC World Time is displayed in 24 hour time When set to World Time an...

Page 34: ...en in the body 48 hours after diving the Z1 automatically switches to Watch Mode The NO FLY icon will disappear from the screen after 18 hours Con versely even if nitrogen saturation or oxygen uptake times out and your Z1 switches to Watch Mode the NO FLY icon will remain until 18 hours have elapsed Desaturation time varies with changes in atmospheric pressure Therefore desaturation time is not ba...

Page 35: ...e water you want to enter Dive Mode sooner press and hold the LED LOG and PLAN buttons simultaneously for 2 seconds to switch to Dive Mode manually NOTES Once you descend to 1 6m 5ft or deeper the Z1 starts counting dive time If you do not descend deeper than 1 6m 5ft within 1 minute of switching to Dive Mode the Z1 reverts to Surface Mode From Dive Mode by pressing and holding the LED LOG plus PL...

Page 36: ...isk degree of nitrogen accumulated in the body is shown with 1 to 10 levels ppO2 or O2 indicator Risk degree of oxygen accumulated in the body is shown with 1 to 10 levels or current toxicity of oxygen accumulated in the body is shown with 1 to 10 levels Higher level above will be shown Compass bearing Refer to direction measurement P 58 Stopwatch Display elapsed time up to 0 1 second increments R...

Page 37: ...Safety Stop alarm pi comes on and STOP is displayed 2 The countdown timer displays 03 00 and the 3 minutes timer starts its countdown 3 After 3 minutes OK is displayed for 5 seconds At this point you can ﬁnish your ascent to the surface Operational changes at depth during a Safety Stop Water depth Count down function display 1 5m 5ft or shallower end reset Surface Mode 1 5m 5ft 6m 20ft normal func...

Page 38: ...to 10 levels Higher level above will be shown Total ascent time TOTAL Total ascending time from current depth to the surface with the proper ascending speed including decompression stop Decompression time The time required for decompression at the depth Maximum depth MAX The max depth in the current dive Max 99 9m 328ft Current water temperature Displays current water temperature Current time Disp...

Page 39: ...is exceeded during a dive visual and audible warnings will alert you to make a decompres sion stop DECO appears the N2 indicator blinks and an alarm sounds for 6 seconds indicating that you are now in a decompression dive When you make your decompression stop at the indicated depth DECO turns oﬀ the N2 indicator changes from blinking to ON and the dive reverts to a no decompression dive The decomp...

Page 40: ...is shallower than the indicated depth for a decompression stop the DOWN warning is shown DECO will blink and an audible alarm will sound for 6 seconds This warning will continue to sound until you get back to the right depth for your decompression stop and will be recorded in your Z1 s dive log NOTE Always stop for decompression at the indicated depth Do not stop at a shallower depth than indicate...

Page 41: ...the dive log O2 Indicator and ppO2 A warning is given when the oxygen accumu lated in the body exceeds the tolerance level or when the ppO2 reaches 1 4 or more NOTE The higher risk event closer to the limit will be shown as an O2 level warning The screen display at right shows a ppO2 warning When a ppO2 warning occurs the ppO2 and O2 bar graph lower right blinks and PO2 blinks in the dot matrix bo...

Page 42: ...ease the button when GAS1 21 100 is displayed 3 Press the LED LOG button or the PLAN button and set the O2 from 21 to 100 22 to 100 are Nitrox settings In Nitrox EANx diving the O2 must be set for each dive The higher the O2 setting the shallower the allowable maximum diving depth NOTE You can press and hold the LED LOG button or the PLAN button to fast forward through the O2 settings The Z1 pause...

Page 43: ...ases 1 During a dive press and hold the ADJUST button for about 2 seconds to display the gas switching conﬁrmation screen 2 If multiple gases have been set the gas number and O2 will blink By pressing the PLAN button the gas number advances If the next gas in line has not been preset or if it cannot be dived the Z1 will return to gas 1 NOTE A gas cannot be dived when the ppO2 exceeds 1 6 bar If a ...

Page 44: ...ely when in Surface Mode If the date changes while GAS1 through GAS4 oxygen percentages are set in the range of 22 to 100 the O2 automatically returns to the default 21 O2 compressed air 8 8 Nitrox Default Function 8 9 Button Operation During Diving 1 Press the MODE button to switch to the Compass Mode Ref P 58 2 Press the MODE button again to enter Stopwatch Mode Ref P 61 3 Press the MODE button ...

Page 45: ... order for a dive to be recorded in the Log Mode it must last for at least 3 minutes at a depth of at least 1 6m 5ft 9 1 Accessing Dive History 1 Go to Log Mode Press and hold the LED LOG button for about 2 seconds while in Watch Mode or Surface Mode LOG appears on the screen and switches to Log Mode after about 1 second Once you switch to Log Mode you ll see the latest dive in the log displayed 2...

Page 46: ...Log Each dive in the Log is represented by 3 screens LOG L 1 and L 2 How to Check the Dive Log 1 Go to Log Mode Press and hold the LED LOG button for about 2 seconds while in Watch Mode or Surface Mode LOG appears on the screen and switches to Log Mode after about 1 second Once you switch to Log Mode you ll see the latest dive in the log displayed 2 Each time you press the PLAN button a new dive i...

Page 47: ...it time or ppO2 Risk degree of oxygen accumu lated in the body is shown with 1 to 10 levels Or current hazard ous level of oxygen is shown with 1 to 10 levels Display information on the LOG screen LOG Average water depth The average diving depth DIVE WARNING GAUGE Warnings released during the dive Dive Mode Gauge Mode Dive Time The time from the start to the end of the dive Maximum water depth The...

Page 48: ...th day Alternate display FREE Freedive mode Session No Session NO 1 9999 The latest session NO is shown Session starting time The time you started freediving session Session end time The time you ﬁnished freediv ing session the number in the session Alternate display Display Information on the LOG Screen LOG Average water depth The average depth in the session DEEP Title Dive time at maxi mum wate...

Page 49: ... log 2 Each time you press the PLAN button a new dive is called up Each time you press the LED LOG button an older dive is called up Press and hold the PLAN or LED LOG button to fast forward through dives NOTE The last dive log screen includes the dive history data Just be fore that is the freedive history data Ref Display of dive history P 43 3 Go to the freedive session you want to check and pre...

Page 50: ...99 minutes at decompression diving or total ascent time exceeds 99 minutes Maximum water depth warning DEEP When the warning water depth set in advance is exceeded The Z1 comes from the factory with a default dive profile sampling rate with a 20 sec ond interval However you can select from 10 20 30 60 seconds If you shorten the sampling rate interval the amount of data logged for each dive will in...

Page 51: ...e saving display 3 Press the PLAN button to change the setting 4 Press the ADJUST button to save the setting 9 7 Checking the Dive Proﬁle 1 Go to Log Mode In Watch Mode or Surface Mode press and hold the LED LOG button for about 2 seconds LOG appears on the screen and the Z1 switches to Log Mode after about 1 second NOTE In Log Mode the latest logged dive is displayed 2 Every time the LED LOG butt...

Page 52: ...t the displayed elapsed time in 10 steps Oxygen uptake ppO2 Display oxygen uptake or ppO2 at the displayed elapsed time in 10 steps default OFF Warning List Ascent rate SLO When ascent speed exceeds more than 10m 33ft per minute warnings sound 2x Decompression stop violation dn When the decompression stop depth is shallower than the indicated depth ppO2 PO2 When ppO2 becomes 1 4 or more O2 O2 When...

Page 53: ...oﬁle is on the screen press the MODE button PROF is displayed on the screen and the proﬁle screen is displayed about 1 second later It displays the freedive proﬁle from start to ﬁnish with a 1 second sam pling rate When you press anything other than the MODE button the automatic display stops 4 Every time you press the PLAN button the sampling interval data is updated and the elapsed time advances...

Page 54: ...ompression schedule by selecting from 3 Safety Factor levels depth m ft 9 30 12 39 15 49 18 59 21 69 24 79 27 89 30 98 33 108 36 118 39 128 42 138 45 148 48 157 SF0 200 104 66 46 35 25 20 16 14 11 9 8 7 6 SF1 200 95 60 44 33 23 19 16 13 11 9 8 7 6 SF2 180 80 52 39 30 22 17 15 13 11 8 7 6 5 These NDLs are based on an atmospheric pressure of 1013 mbar NDLs will change as variations occur in atmosphe...

Page 55: ... setting cannot be checked or changed while in Dive Mode 10 2 Depth Interval Alarm The Z1 features a depth interval alarm function in Dive Mode Freedive Mode and Gauge Mode that emits an audible warning of 3 beeps for each depth you set prior to the dive Setting the Depth Interval Alarm 1 Go to Plan Mode In Watch Mode or Surface Mode press the PLAN button once PLAN appears on the screen and after ...

Page 56: ... the depth exceeds the depth that was set There is no screen change A buﬀer zone of 3m 10ft is provided in order to avoid frequent warning sounds when diving near the set depth Once you reach a depth shal lower than the buﬀer zone of the set depth and you return to the set depth a warning sounds NOTE If you go beyond multiple alarm points within the set depth interval time the buzzer will only sou...

Page 57: ...e ADJUST button again to switch to the maximum depth warn ing DEEP setting 6 Press the PLAN button to increase depths in increments of 1 meter when set to metric or increments of 5 feet when set to imperial You can also press the LED LOG button to decrease depths When us ing meters OFF 3 4 5 98 99m When using feet OFF 10 15 20 320 325ft 7 Press and hold the MODE button for about 2 seconds to retur...

Page 58: ...ch Mode or Surface Mode NOTE Only gas 1 is used for dive planning Also when the ppO2 exceeds 1 4 bar 0 minutes is displayed 10 5 Displaying the Oxygen Toxicity Unit OTU UPTD As a measure of prevention of pulmonary oxygen poisoning display the proportion of the case where 600 is taken as 100 of the total day of OTU UPTD and the ratio when 2500 is taken as 100 as one week integrated How to Display 1...

Page 59: ... PLAN button while keeping the Z1 horizontal About 1 second later the bearing represented in abbre viated cardinal points N S NW etc and angle value in degrees 90º 180º 270º etc are displayed 4 After the ﬁrst reading is obtained the Z1 will continue to take digital compass readings automatically every second for up to 60 seconds When reading taking is completed the bearing display will change to a...

Page 60: ...d rotate it 180 degrees 4 Press the LED LOG button starting Part 2 of the calibration process is displayed during calibration When Part 2 calibration is successful OK is displayed and the Z1 switches to Compass Mode This indicates that the calibration process is complete and is successful If ERR 1 is displayed repeat the process from step 2 NOTE If during this process no action is taken for 1 minu...

Page 61: ...le indoors especially inside ferro concrete structures Storage The accuracy of the bearing sensor may deteriorate if your Z1 becomes magnetized Because of this you should store your Z1 away from magnets or other sources of strong magnetism including permanent magnets magnetic necklaces etc and household appliances TVs personal computers washing machines freezers etc If you suspect that your Z1 has...

Page 62: ...ntinues until you press the ADJUST button to stop it even if you exit the Stopwatch Mode to another mode and even if the timing reaches the stopwatch limit as deﬁned above To zero out the timer press the ADJUST button again Exiting the Stopwatch Mode while a split time is frozen on the display clears the split time and returns to the elapsed time measurement To Perform an Elapsed Time Operation To...

Page 63: ...the current countdown start time If a countdown is paused press the ADJUST button to reset to the current countdown start time 2 Press and hold the ADJUST button for at least two seconds After SET Hold flashes release the button when the hour indicator on the timer ﬂashes 3 Press the MODE button to shift between the blinking hour and blinking minute settings The one you want to select will be the ...

Page 64: ...eaches its pre set alarm time This is true even if the Z1 is not in Watch Mode One of the alarms is a snooze alarm The snooze alarm will sound every 5 minutes up to 7 times or until it is turned oﬀ You can also turn on an Hourly Time Signal which will cause the Z1 to beep twice every hour on the hour The other alarms are one time alarms Press the MODE button 5 times to select the Alarm Mode ALM in...

Page 65: ... p m P indicator 5 Press the ADJUST button to save your setting 6 Press and hold the MODE button about 2 seconds to return to Watch Mode or Surface Mode NOTE Setting an alarm time causes that alarm to turn on automatically If you do not take any action for 2 to 3 minutes while in the setting screen the alarm set process will automatically end In such a case the alarm that was set would be turned o...

Page 66: ...d you use the World Watch Mode to change the summer time setting of your Home City Ref How to set the city and clock P 25 15 World Time WT You can use the World Watch Mode to view the current time in one of 31 time zones 48 cities around the globe The city that is currently selected in the World Watch Mode is called the World Time City 15 1 Enter the World Watch Mode Press the MODE button 6 times ...

Page 67: ... time shows Standard Time When the display time is set to Daylight Saving Time DST is dis played NOTES Daylight Saving Time DST is a system that advances the clock an hour from the normal time Standard Time The implementation period and the implementation area of Daylight Saving Time varies from country to country In addition there are countries and regions that do not use the Daylight Saving Time...

Page 68: ...arge You can also see the estimated time it will take to reach full charge at the current charging rate based on the amount of available light However this is just an estimate and should be used as a reference only Display Screen Contents Current charging amount the amount of light 0 to 1000 when the solar charge is set to a maximum of 1000 SLR Sorter Title of Display Mode of Solar charging amount...

Page 69: ...state it will be diﬃcult to light up If the Z1 is hidden under a shirt sleeve the light will be constantly lit and the charge will decrease The Auto Light function may not work due to static electricity or mag netism In such a case return the Z1 to a horizontal position When the Z1 is tilted there may be a situation where sound emits from inside the unit This is the operational sound of the Auto L...

Page 70: ...o automatically terminated if no dive activity occurs for more than 60 minutes at a depth of more than 1m 3ft However if you press the PLAN button while also pressing the LED LOG button in a situation where the dive is more than 1m 3ft in depth the Freedive Mode will not end although if this situation persists at more than 1m 3ft in depth for 99 minutes your Z1 will automatically termi nate the fr...

Page 71: ...ADJUST button displays the history of the current session 5 Pressing the ADJUST button when display ing the history of current session displays the maximum depth of the current session 6 Pressing the ADJUST button when dis playing the maximum depth of the current session displays the longest dive of the current session 7 Pressing the ADJUST button when display ing the longest dive of the current s...

Page 72: ...g GAUGE OFF 4 Press PLAN to select ON 5 Press and hold the MODE button for about 2 seconds This locks in Gauge Mode and returns you to Watch Mode or Surface Mode NOTE Gauge Mode is not set to ON in the nitrogen accumulation state When you select Gauge Mode and dive for 3 minutes or more the unit is locked to Gauge Mode for 48 hours after the dive ends and you cannot switch to Dive Mode computer fu...

Page 73: ...ress and hold the ADJUST button for about 2 seconds After SET Hold blinks release the button when a blinking INT appears 3 Press and hold the ADJUST button again for about 2 seconds Gauge SET ON blinks 4 Press the PLAN button to select GAUGE SET OFF 5 Press the ADJUST button to save the new setting 6 Press and hold the MODE button for about 2 seconds to return to Watch Mode or Surface Mode NOTE Wh...

Page 74: ... can also use it to make adjustments in your Z1 settings NOTE You ll need to prepare a corresponding smartphone application sep arately You can search Z Dive Log in the app store or install it from the QR code below Operation 1 Press the MODE button from Watch Mode or Surface Mode to take you to the Blue tooth screen 2 Press the PLAN button to turn the Blue tooth function ON ...

Page 75: ...ce Mode NOTE When there is no data transmission reception in the communica tion state with the smartphone application the Z1 turns oﬀ automatically in about 10 minutes Depending on the smartphone it may not be possible to ﬁnd the Z1 from the application In this case you can connect by changing the interval time 4 types 1 Press the MODE button from Watch Mode or Surface Mode to take you to the Blue...

Page 76: ...2 is blinking on the display When you dive with Nitrox gas be sure to reset the O2 Ref Set O2 P 52 Cannot enter Dive Mode Either Decompression stop violation or Out of meas urement range warning is displayed The Z1 cannot be used for 48 hours after the warning is displayed After this time it will return to normal mode automatically The altitude is detected as approx 6 000m 19 700ft Please wait for...

Page 77: ...y am I having problems taking compass readings indoors A TV personal computer speakers or some other object is interfering with terrestrial magnetism readings Move away from the object causing the interference or take the compass reading outdoors Indoor compass readings are particularly diﬃcult inside ferro concrete structures Remember that you will not be able to take compass readings inside of t...

Page 78: ...his mode all of the battery power indicators H M L will be blinking It is the same situation as Low power and available functions will be limited After recovery the functions are enabled again Ref Insuﬃcient charge or out of charge P 14 If all of the battery power indicators H M L are blinking with CHG it means the battery level is very low Expose the Z1 to bright light as soon as possible Need to...

Page 79: ...e every 20 seconds Measuring range water depth 1 6m to 99 9m dive time 0 to 599 minutes altitude 0 to 6000m temperature 10 60 C Dive related display is displayed up to 40 C O2 21 compressed air to 100 in every 1 Water proof 100m Max dive log 30 dives Digital Compass Angle value 0 to 359 Calibration bidirectional Stopwatch Measuring unit 1 10 second Measuring capacity 999 59 59 9 Measuring accuracy...

Page 80: ...Z1 wristband Stop using your Z1 if the wristband loses its elasticity if cracks appear if discoloration occurs or if the wristband junction pin loosens Consult with your dealer for inspection and repair Temperature Do not leave your Z1 in high temperature areas such as on an auto mobile dashboard or near heating equipment Conversely do not leave your Z1 in areas where there are persistent cold tem...

Page 81: ...fade or may be stained if exposed to direct sun light ultraviolet rays for long periods of time Painted parts may wear thin or discolor due to repeated use Liquid Crystal Display Depending on the viewing angle and presence of ambient light the liquid crystal display may be diﬃcult to see Protecting Dive Data During a battery replacement or during a troubleshooting session it is possible to lose di...

Page 82: ...ur Z1 Rust The metal used on the Z1 is rust resistant but rust can be caused by dirt When oxygen is cut oﬀ due to dirt the oxide ﬁlm on the surface cannot be maintained and rust occurs If rust occurs a sharp point may be formed in the metal parts or the wristband pin may pop out If you notice any abnormality in metal parts return your Z1 immediately to your dealer for repair Even if the surface of...

Page 83: ...by way of electricity generated by sunlight or certain types of artiﬁcial light captured by the integrated solar panel therefore the Z1 s battery only rarely has to be replaced However after long periods of time and repeated charges and discharg es the efficiency of the battery will eventually deteriorate If you are experiencing trouble with your Z1 maintaining a charge we recommend you contact yo...

Page 84: ...84 Please check the time zone of the destination from the map ...

Page 85: ...0 LONDON LON 0 MADRID MAD 1 PARIS PAR 1 ROME ROM 1 BERLIN BER 1 STOCKHOLM STO 1 ATHENS ATH 2 CAIRO CAI 2 JERUSALEM JRS 2 MOSCOW MOW 3 JEDDAH JED 3 TEHRAN THR 3 5 DUBAI DXB 4 KABUL KBL 4 5 KARACHI KHI 5 DELHI DEL 5 5 KATHMANDU KTM 5 75 DAHKA DAC 6 YANGON RGN 6 5 BANGKOK BKK 7 SINGAPORE SIN 8 HONGKONG HKG 8 BEIJING BJS 8 TAIPEI TPE 8 SEOUL SEL 9 The following table is the city code list for the Z1 ...

Page 86: ...LES LAX 8 EDMONTON YEA 7 DENVER DEN 7 MEXICO CITY MEX 6 CHICAGO CHI 6 NEW YORK NYC 5 SANTIAGO SCL 4 HALIFAX YHZ 4 SAINT JOHN S YYT 3 5 RIO DE JANEIRO RIO 3 F DENORONHA FEN 2 PRAIA RAI 1 NOTES If you do not see your city code in the above list check for the city clos est to where you are using your Z1 and use its city code The time diﬀerence is based on Coordinated Universal Time UTC ...

Page 87: ...d reused Nevertheless these components if not properly managed in accordance with the regulations on electrical and electronic equipment waste are likely to cause harm to the environment and or to human health Customers living in the European Union can contribute to protecting the environment and health by returning old products to an appropriate collection point in their neighborhood in accordanc...

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