Datawell 4A, Manual

Page 1: ...Datawell GPS Buoy Finder Type 4A Manual from serial no 41226 August 21 2013 Service Sales Voltastraat 3 1704 RP Heerhugowaard The Netherlands 31 72 534 5298 31 72 572 6406 www datawell nl...

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Page 3: ...2 3 6 Menu functions and programming 12 3 6 1 Activating the menu function 12 3 6 2 Menu structure and control 13 3 6 3 Changing the receiver mode 15 3 6 4 Changing the frequency 15 3 6 5 Memory funct...

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Page 5: ...uoy Finder 4A s from the serial number shown on the cover Older Buoy Finder 4 s do not support the HVA format and are not covered in this manual It s possible however to upgrade your Buoy Finder 4 to...

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Page 7: ...the Buoy Finder 4A contains the following components Antenna connector Headphone connector LCD liquid crystal display Up volume switch Menu select switch Down on off switch T The back panel contains t...

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Page 9: ...eive a buoy1 which can be seen on the LCD display showing the synchronizing message If the buoy frequency matches the receive frequency the receiver will respond as described in Paragraph 3 4 If the r...

Page 10: ...The receiver has lost vector synchronization and is waiting for a valid sync word to indicate the beginning of a new frame checking sync The receiver has reached vector synchronization and is currentl...

Page 11: ...f acquisition Please refer to the manual of the buoy for the time of acquisition relative to the start of a transmission Normally because a new position is sent every 30 minutes and receiving a positi...

Page 12: ...ibe how to navigate through the menu functions The buttons used in the menu are see also chapter 2 the up volume button indicated by a the menu select button indicated by a the down on off button indi...

Page 13: ...h the select button the exit function is activated and we would leave the menu and return to the normal receive mode screen of figure 3 1 Pressing the T knob once will select the hxv or hva mode funct...

Page 14: ...2 we have to press the T button six times or the knob two times to select the mem memory function as is shown in figure 3 6 Figure 3 6 Selection of the mem memory function We have to press the select...

Page 15: ...s with the transmit frequency Step 5 Deselect the digit by pressing the button the digit now stops blinking and the speaker will be switched off Step 6 Proceed with selecting and changing the next dig...

Page 16: ...he store preset display Step 7 Proceed with selecting the preset number in figure 3 9 indicated with the underlined 1 by using the T or buttons Up to six preset frequencies can be stored Step 8 Use th...

Page 17: ...n the mem submenu Step 5 Press the button to enter the recall preset menu figure 3 13 Figure 3 13 The recall preset display Step 6 Proceed with selecting the preset number in figure 3 13 indicated wit...

Page 18: ...conds Step 2 Press the button once so that the info submenu is selected figure 3 7 Step 3 Hit the select button and the actual frequency is shown figure 3 15 Step 4 Press the button twice to return to...

Page 19: ...ttery status display The battery status display shows the voltage of the batteries If the voltage is 2 1 V or less the receiver will only work for some hours Figure 3 17 Displaying the battery voltage...

Page 20: ...display can be accessed as follows Step 1 From the receive mode first enter the menu function by pressing the button a few seconds Step 2 Press the button once so that the info submenu is selected fig...

Page 21: ...ng or switches off automatically after a short time Display is not lit no audio is heard via the internal speaker when adjusting the speaker volume If any of these signals is available battery power i...

Page 22: ...nd no reason for concern The same goes for an occasional checking sync messages Only continuous flipping between synchronizing and checking sync means that the signal to noise or interference ratio is...

Page 23: ...ance Power Supply Battery 4 x 1 5 V penlite type AA LR6 MN1500 Consumption Power consumption approximately 600 mW Battery life 10 hours using Duracell Ultra alkaline batteries standby time approximate...

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Page 25: ...s Zomerluststraat 4 2012LM Haarlem The Netherlands Tel 31 23 531 6053 Fax 31 23 531 1986 E mail sales datawell nl Service Voltastraat 3 1704RP Heerhugowaard The Netherlands Tel 31 72 571 8219 Fax 31 7...