background image

I‑5039 

1

-NOTICE- 

(1)  This manual is the property of SEIKO and may not without the express written consent of SEIKO be 

copied or reproduced in any form, in whole or in part, or used for any purpose other than that for which 

it is supplied. 

(2)  This manual may be subject to change without notice. 

(3)  This manual has been prepared to give complete information necessary for the operation, use, handling 

and maintenance of SEIKO SPORTS TIMER, MODEL ST-306.  For the purpose of our constant 

technical manual improvement program, your questions, advice, suggestions and comments on the 

descriptions, illustrations, procedures or any matter concerning this manual are highly appreciated. 

(4)  SEIKO shall not be liable for any failures of SEIKO SPORTS TIMER, MODEL ST-306 or direct or 

indirect damages resulting from such failures if such failures are caused: due to abuse, misuse, failure to 

observe instructions given in the manual and neglect of other reasonable care and servicing due to be 

done by the owner irrespective of such instructions, and failure due to deliberate actions or gross 

negligence or accident; or caused by changes, modifications, or alterations made without prior written 

consent of SEIKO or by any person other than authorized by SEIKO. 

 

-SYMBOLS AND THEIR MEANINGS- 

The following conventions are used in this manual.

 

 

 

WARNING

 

WARNING is used to indicate the presence of a hazard which CAN 

cause SEVERE personal injury, death, or substantial property damage if 

the warning under this heading is ignored. 

 

 

CAUTION 

CAUTION is used to indicate the presence of a hazard which may 

cause property damage if the warning under this heading is ignored. 

 

The following pictorial symbols indicate what must not be done. 

 

           

                 

                 

 

General Prohibition

       

Prohibition of Disassembly/Tampering 

 

The following pictorial symbols indicate what must be done. 

 

           

                 

 

General instructions 

 

Summary of Contents for ST-306

Page 1: ... putting your SEIKO SPORTS TIMER MODEL ST 306 to use please be sure to carefully read through this manual as it has been designed to provide you with information for correct handling use and maintenance necessary for safe long lasting and trouble free operation Keep this manual at hand for ready reference ...

Page 2: ...ilures are caused due to abuse misuse failure to observe instructions given in the manual and neglect of other reasonable care and servicing due to be done by the owner irrespective of such instructions and failure due to deliberate actions or gross negligence or accident or caused by changes modifications or alterations made without prior written consent of SEIKO or by any person other than autho...

Page 3: ...5 Self check operation 6 Measurement and display range 6 INSTALLATION OF SPORTS TIMER 1 Standard installation 2 Installation using optional attachments 7 SETTING OF FUNCTION SWITCH 8 APPLICATION 1 UPCOUNTING MODE 1 Upcounting from 0 2 Upcounting from a preset time 9 APPLICATION 2 REPETITIVE UPCOUNTING MODE 1 Initial settings 2 Time setting 3 Operation and display 10 APPLICATION 3 DOWNCOUNTING MODE...

Page 4: ...tion and display 15 APPLICATION 8 SCOREBOARD MODE STANDARD 1 Initial settings 2 Operation and display 16 APPLICATION 9 SCOREBOARD MODE TENNIS 1 Initial settings 2 Operation and display 3 Setting of initial value for determination of deuce points 17 APPLICATION 10 SCOREBOARD MODE SOFT TENNIS 1 Initial settings 2 Operation and display 3 Setting of initial value for determination of deuce points 18 A...

Page 5: ...tion with swimming timing system PT 7000 6000 8 Connection with indoor sports operation board ST 2000 900 800 series 9 Connection with running time operation board RT 120 10 Digital anemometer operation board WG 200 11 Connection with Optical distance measuring equipment DM 200 12 Precautions on hook up 20 OPERATIONAL PRECAUTIONS 1 POWER switch reclosing procedure 2 Blackout procedure 3 Procedure ...

Page 6: ...of your SEIKO agent or dealer Never leave the sports timer outdoors or in a place prone to be exposed to water Electric leakage may possibly lead to fatal electric shock or fire accident Mount the instrument firmly on a sturdy level place in a manner that it will not fall over under the influence of wind vibration or shock Failure to observe this precaution may result in injury to personnel or dam...

Page 7: ... THE FOLLOWING PRECAUTIONS FAILURE TO OBSERVE THESE PRECAUTIONS MAY LEAD TO EXPLOSION ELECTROLYTE LEAKAGE AND EXOTHERMIC REACTION OF DRY CELL CAUSING INJURIES AND ENVIRONMENTAL POLLUTION Never use any power supply other than AA alkali dry cell LR6 or manganese dry cell R6PU Do not use different types of dry cells together Do not use old and new dry cells together When loading the instrument with d...

Page 8: ...rize and re display either lap or split times for a maximum of 25 athletes Ex MODEL ST 306 can memorize and display the order of arrivals and finish times for 1st to 25th places 7 The upcount function is available in two modes one in which the time is counted up from zero and the other in which the time is counted up from a preset time 8 The downcount function has a crossover counting mode in whic...

Page 9: ...tart to a given point Time elapsed from the start Lap time Time required to cover a given section of the whole distance Interval time START STOP Switch Grip switch connector LAP SPLlT RESET Switch LAP STLlT RESET START STOP Cable x 5m 17 φ60 1000 20 Control box Storage compartment 150 Front view Buzzer 330 φ12 1230 M8 10 400 Mounting hole 23 200 45 Bottom view Righthand side view Lefthand side vie...

Page 10: ...I 5039 9 3 Battery Box Battery box connector Battery box mounting pin captive 66 4 25 5 147 4 18 119 4 10 ...

Page 11: ...itch Used to set the time or points The number at the place selected by the FIGURE switch can be changed incrementally from 0 to 9 When 9 is reached a push cycles the number back to 0 from which the same incremental process can be repeated BATT CHECK meter Used to check the level of electric charge remaining in the battery When the battery is running short the red lamp alone will light up to promp...

Page 12: ...nector to terminate the electronic starter PS 107 105 Connector PRC05R2F Tajimi Grip switch storage compartment A compartment to store the grip switch START lN GRlP EXT Grip switch connector A connector to terminate the grip switch or other SEIKO sports timing equipment Connector PRC05 R8F Tajimi Start signal input connector A connector to terminate the electronic starter PS 107 105 Connector PRC0...

Page 13: ...RONMENTAL POLLUTION Never use any power supply other than AA alkali dry cell LR6 or manganese dry cell R6PU Do not use different types of dry cells together Do not use old and new dry cells together When loading the instrument with dry cells for the first time or when replacing spent dry cells be sure to use a battery of new dry cells CAUTION When setting the dry cells into the instrument do not m...

Page 14: ... mounting pins in the arrow direction in advance and insert the battery box into the back as illustrated to the proper position NOTE The installation of the battery box must be done prior to connecting the battery box connector to the BATT IN connector of the MODEL ST 306 This is to prevent the battery box connector cable from being damaged by strains 2 Press the battery box mounting pins in the a...

Page 15: ...toward you For removal follow just the reverse of the mounting steps 1 2 and 3 BATT lN Lefthand side view 3 Finally insert the battery box connector into the BATT IN connector on the MODEL ST 306 Lefthand side CONNECTION Hold the connector as illustrated align the groove with the guide key and insert straight until clicked into position DISCONNECTION Hold and pull the connector out as illustrated ...

Page 16: ...isplay sequence Set FUNCTION to 00 Black Hold down the 0 9 switch and SET switch simultaneously for more than 3 seconds 0 Release the switches as soon as the self check sequence starts 1 The self check sequence is run for one cycle only To repeat the cycle hold down the 0 9 switch and SET switch simultaneously for more than 3 seconds again Black 6 Measurement and display range RANGE switch setting...

Page 17: ...tion may cause fatal accident amd property damage b Roof rack attachment ST 21 This option is an option used for mounting the sports timer on the car roof Mount the sports timer according to the ST 21 manual Depending on the type of car the roof rack attachment may not fit For details of the roof rack consult your nearby car accessories dealer When installing the sports timer using the stand ST 20...

Page 18: ... ST 24 manual PROCEDURE FOR ASSEMBLING AND INSTALLATION WARNING When installing the team name display unit ST 24 be sure to engage the round bars into the mating holes and tighten up the thumb nuts firmly Failure to observe this precaution may cause serious injury to personnel due to fall of the display unit under the influence of wind vibration or shock 1 Team name display block Team name display...

Page 19: ... the POWER switch to ON 2 The entire display will be blacked out 3 The function number which has been set will be displayed preceded by code F for 1 second F xx F 00 in the illustrated example 4 The MODEL ST 306 will operate as directed by a specific combination of the parameter settings of the switches Where a function number not appearing on the function number list p 42 is set Ex When the FUNCT...

Page 20: ...second 1 10s digit and 1 100s digit will not be displayed during counting RANGE COUNT REPEAT MEMORY BUZZER DlSPLAY MAX TlME FlGURE 0 9 SET READ OFF ON PUSH BATT CHECK POWER 1 1 10 1 100 UP DOWN D U OFF ON LAP SPRIT OFF 1 5 OFF AUTO ON 99h 24h Time FUNCTlON 0 0 Set the RANGE switch UP OFF Set the MEMORY switch to LAP time or SPLIT time In the upcounting mode the buzzer will not beep irrespective of...

Page 21: ... a freeze When the MEMORY switch is set to the LAP mode 3 Whenever the LAP SPLIT RESET switch is pressed the time elapsed from the previous press will be displayed for about 5 seconds in a freeze 4 Press the START STOP switch to stop the time counting 5 When the LAP SPLIT RESET switch is pressed the sports timer display will be cleared to 0 0 0 0 00 making the sports timer ready for the next heat ...

Page 22: ... switch two times and 2 will be entered into the 1 10s digit 7 Press the SET switch to save the time setting The sports timer will not start unless the SET switch is pressed In case the RANGE switch is set at 1 10 or 1 100 the hours digits cannot be set The maximum time rage is 59m59s provided that the fractions of a second cannot be set c Operation 1 Press the START STOP switch and the sports tim...

Page 23: ...ress the 0 9 switch three times 6 Press the SET switch to save the time setting The sports timer will not start unless the SET switch is pressed 3 Operation and display 1 Press the LAP SPLIT RESET switch and the sports timer display will be cleared to 0 2 Press the START STOP switch to start upcounting 3 The upcounting will be repeated cyclically unless the START STOP switch is pressed When the ST...

Page 24: ...ART STOP switch is pressed the sports timer will start and stop downcounting alternately The sports timer will display time according to the RANGE setting 3 At once the time is counted down to 0 the buzzer will beep 4 To repeat the downcounting from the same preset time press the LAP SPLIT RESET switch and press the START STOP switch The sports timer will display time according to the RANGE settin...

Page 25: ...nting 2 The downcounting will be repeated cyclically unless the START STOP switch is pressed When the START STOP switch is pressed the sports timer will be brought to a pause Every time 0 is reached the buzzer will beep 3 Pressing the LAP SPLIT RESET switch while the sports timer is at a pause will initialize the sports timer 1 second later The buzzer sounds RANGE COUNT REPEAT MEMORY BUZZER DlSPLA...

Page 26: ...wn Every time the START STOP switch is pressed the sports timer will start and stop downcounting alternately 3 When 0 is reached the downcounting will be stopped and at the same time the buzzer will beep When the START STOP switch is pressed the sports timer will start upcounting 4 The sports timer will be initialized by pressing the LAP SPLIT RESET switch when the sports timer is at a standstill ...

Page 27: ...ing 2 Countdown Every time the START STOP switch is pressed the sports timer will start and stop downcounting alternately 3 Just when the time is counted down to 0 the buzzer will beep and at the same time downcounting mode is automatically changed over to upcounting mode 4 The sports timer will be initialized by pressing the LAP SPLIT RESET switch when the sports timer is at a standstill 1 second...

Page 28: ...ime is set one to two minutes advanced time shall be set 3 Operation and display 1 Press the START STOP switch at the tone of exact time and the sports timer will start counting as a Day Clock 2 Countup The upcounting will be repeated cyclically unless the START STOP switch is pressed NOTE In the TIME of Day display mode the LAP SPLIT function is disabled By pressing the LAP SPLIT RESET switch whe...

Page 29: ...neously for 1 second and both scores will be reset to zeros Procedure for correcting the score by subtraction Set the COUNT switch to DOWN and operate the grip switch for the side whose score is to be corrected NOTE After correction be sure to set the COUNT switch to UP The READ switch is pressed RANGE COUNT REPEAT MEMORY BUZZER DlSPLAY MAX TlME FlGURE 0 9 SET READ OFF ON PUSH BATT CHECK POWER 1 1...

Page 30: ...e START STOP switch and LAP SPLIT RESET switch simultaneously for 1 second and both scores will be reset Procedure for correcting the score by subtraction Set the COUNT switch to DOWN and operate the grip switch for the side whose score is to be corrected NOTE After correction be sure to set the COUNT switch to UP The READ switch is pressed RANGE COUNT REPEAT MEMORY BUZZER DlSPLAY MAX TlME FlGURE ...

Page 31: ...ess the SET switch is pressed Operation and display in case of tie break 1 Press the START STOP switch to increment the righthand side score on the display 2 Press the LAP SPLIT RESET switch to increment the lefthand side score on the display 3 Every time either righthand side or lefthand player or team gains points press the START STOP switch or LAP SPLIT RESET switch to increment the score for t...

Page 32: ...wn the START STOP switch and LAP SPLIT RESET switch simultaneously for 1 second and both scores will be reset Procedure for correcting the score by subtraction Set the COUNT switch to DOWN and operate the grip switch for the side whose score is to be corrected NOTE After correction be sure to set the COUNT switch to UP The READ switch is pressed RANGE COUNT REPEAT MEMORY BUZZER DlSPLAY MAX TlME Fl...

Page 33: ...rocess can be repeated Set the deuce points to 9 4 Press the SET switch The sports timer will not start unless the SET switch is pressed Operation and display 1 Press the START STOP switch to add points to the righthand side score on the display 2 Press the LAP SPLIT RESET switch to add points to the lefthand side score on the display 3 Every time either righthand side or lefthand player or team g...

Page 34: ...1 second 3 Setting of initial value Ex Count 10 1 Give a push to the FIGURE switch 2 Give a push to the 0 9 switch 3 Give a push to the FIGURE switch and you will be stepped one place to the right 4 Press the SET switch RANGE COUNT REPEAT MEMORY BUZZER DlSPLAY MAX TlME FlGURE 0 9 SET READ OFF ON PUSH BATT CHECK POWER 1 1 10 1 100 UP DOWN D U OFF ON LAP SPRIT OFF 1 5 OFF AUTO ON 99h 24h Time FUNCTl...

Page 35: ...oring capacity of 999 points a Setting Set the FUNCTION switch at 10 Turn the POWER switch to ON b Cabling c Display data Max 999 points vs 999 points Display examples 2 Connection with signal distribution box ST 22 a Setting Set the FUNTION switch 00 Turn the POWER switch to ON b Cabling c Operation Using a single grip switch two units of MODEL ST 306 can be started stopped and reset smultaneousl...

Page 36: ...times When a player has reached the finish line the sports timer will display finish time for about 5 seconds and then return to the running time display mode When other players have arrived the finish line during said 5 second period their finish times will not be displayed The display pattern is determined by the RANGE settings of CT 1000 916 and ST 306 as follows ST 306 CT 1000 916 1 100 1 10 1...

Page 37: ...the synchronization cable ST 306 ST 306 Synchronization cable terminated to GRIP EXT connector Sports Printer CT 1000 916 Cable option ST 306 Even after disconnection of the synchronization cable three ST 306s will show the same running time as CT 1000 916 except that the timing accuracy of the three ST 306s is governed by their respective internal clocks CT 1000 916 is running continuously After ...

Page 38: ... 30 Display of first trial time or total time 31 Display of first or second trial time 32 Display of start timer Note CT 400 only Turn the POWER switch to ON b Cabling c Operation Start Stop finish signals for MODEL ST 306 are all controlled automatically by CT 400 300 The RANGE switch of ST 306 is enabled d Display data According to the setting of the FUNCTION switch the display will show the fir...

Page 39: ... split time by lane No Turn the POWER switch to ON b Cabling c Operation Start lap finish reset signals for MODEL ST 306 are all controlled automatically by PT 7000 6000 d Display data The running time program No heat No and the split time as tagged with the order of arrival lane No are displayed ST 306 Cable to be terminated to GRIP ext connector Cable option Swimming Timing System PT 7000 6000 W...

Page 40: ...e operation board RT 120 a Setting Set the FUNCTION switch as follows 80 Display of running time 81 Display of bib number Turn the POWER switch to ON b Cabling c Display data The running time and bib number are displayed The RANGE switch of ST 306 is enabled ST 306 Cable to be terminated to GRIP EXT connector Running time operation board RT 120 Cable option ST 306 Cable to be terminated to GRIP EX...

Page 41: ...cal distance measuring equipment DM 200 a Setting Display of distance Set the FUNCTION switch at 83 Turn the POWER switch to ON b Cabling c Display data The measured distance is displayed ST 306 Cable to be terminated to GRIP EXT connector Digital anemometer operation board WG 200 Cable option ST 306 Cable to be terminated to GRIP EXT connector Signal converter box Cable option Optical distance me...

Page 42: ...onized mode Do not use any cable other than furnished as a standard accessory or exclusive cable for use with externally connected equipment This is important for the prevention of fire and equipment failure CAUTION Do not use any cable other than furnished as a standard accessory or exclusive cable for use with externally connected equipment This is important for the prevention of fire and equipm...

Page 43: ... 6 place 7 place 8 place 9 place 4x Connection with swimming Timing System PT 7000 6000 Display of running time Display of running time via SB Display of running time or the lap time of 1 st place Display of program No and heat No via SB 3x Connection with ski timing system CT 400 300 Display of 1 st trial time and total time Display of 1 st and 2 nd trial time Display of start timer CT 400 ONLY 2...

Page 44: ...y such state 3 Procedure for restart after memory call The memory can be called up after stopping or resetting the sports timer by pressing the STOP or RESET button of the grip switch After memory call press the RESET button of the grip switch to initialize the memory Unless the RESET button is pressed the MODEL ST 306 will not be restarted 4 Buzzer When the POWER switch is turned off the internal...

Page 45: ... be made any times within the preset time Location Indoors outdoors provided that permanent outdoor installation is prohibited Although the sports timer can withstand rainwater for a short period of time it should not be used as a permanent outdoor installation When operating the sports timer outdoors under windy condition provide proper measures to prevent toppling hazards Temperature 0 50 no dew...

Page 46: ...pcounting mode the LAP SPLIT RESET button was not pressed for zero resetting Press the START STOP button for zero resetting ST 306 will not respond to the START STOP switch START STOP button was pressed by mistake when you should press the LAP SPLIT RESET button Press the START STOP button Malcontact failure of extension cable Correct the cable termination The FUNCTION switch setting is not in agr...

Reviews: