Instruction/ maintenance manual of the product DL-RT20S Novatel
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DL TM User Manual.
2 DL™ User Manual R ev 3 DL TM User Manual Publication Number: OM-20000035 Revision Level: 3 June 9, 2000 • MiLL ennium, Na rrow Corr elator , N ovAtel, Pr oPak, RT- 2, RT- 20 and SoftSur v are registe red tr adem arks of NovAtel Inc. • DL, G PSA ntenna and G PSCard ar e tra de mar ks of NovAtel I nc.
Table of Contents DL ™ User Manual Rev 3 3 TABLE OF CONTENTS WARRANTY POLICY 7 CUSTOMER SERV ICE 8 NOTICE 9 FCC Notice..................................................................................................................... .............
Table of Contents 4 DL ™ User Manual Rev 3 APPENDICES APPENDIX A - DL DRAW INGS 36 APPENDIX B - D L SPECIFICAT IONS 37 APPENDIX C - PC CARD SPECIFICATIONS 40 APPENDIX D - P ORT & CABLE PINOUTS 41 APPENDIX E - DL COMMANDS 47 Battery .............
Table of Contents DL ™ User Manual Rev 3 5 APPENDIX G - CONVER SIONS 86 APPENDIX H - REP LACEMENT PARTS 87 APPENDIX I - OP TIONAL MOUNTING BRACKET 88 APPENDIX J - COMMAND P ROMP T INTERFACE 90 TABLES 1: Pos itionin g Mod es of Operatio n............
Table of Contents 6 DL ™ User Manual Rev 3 FIGURES 1: NovAte l DL – Front & Rear ..........................................................................................................................................11 2: Typic a l DL Conf igurat ion – Office .
Warr ant y Poli cy DL ™ User Manual Rev 3 7 WARRANTY POLICY NovAtel Inc. wa rra nts that its G lobal Positioni ng System ( GPS) produc ts are fre e from defe cts in materi als and workm a nship, sub.
Customer Serv ice 8 DL ™ User Manual Rev 3 CUSTOMER SERVICE For c ustomer support contact your loca l NovAte l deale r fir st. I f the pr oblem r emai ns unresolve d, conta ct NovAt el direc tly by any of t he foll ow ing ways: • toll-free hotline: 1 800 NOVATEL (8:00 AM - 4:30 PM MST, Canada and U.
Notice s DL ™ User Manual Rev 3 9 NOTICE FCC NOTICE The United Sta tes Federal Communi cations Commissio n (in 47 CFR 15 ) has specified tha t the following notices be brought to the att e ntion of users o f thi s product.
Foreword 10 DL ™ User Manual Rev 3 FOREWORD Congratulations on your purchase of the DL , a GPS receiver with exceptional fl exibility. NovAtel is an industry leader in state-of -the-art GPS r eceiver design.
1 – Overv iew DL ™ User Manual Rev 3 11 1 - OVERVIEW The NovAtel DL is a high-perform ance GPS receiver. I n applications when continuous user interaction is requir ed, such as i n GIS surve ying, a sim ple handhe ld control ler, that does not r equire its own da ta logging m emory, can be use d with DL.
1 – Overv iew 12 DL ™ User Manual Rev 3 MODELS & FEATURES Table 1 lists the four available DL mo dels available, each capable of mu ltiple positio ning modes of op eration: Table 1: Positionin.
1 – Overv iew DL ™ User Manual Rev 3 13 Table 2: Feature S ummary - DL Models Genera l DL-L1 DL-RT20S DL-L2 DL-RT2 L1 Channels (C/A c ode) & L2 Channels (P code) 12 & 0 12 & 0 12 &.
1 – Overv iew 14 DL ™ User Manual Rev 3 ACCESSORIES AND OPTIONS The NovAtel DL can be used with the follo wing accesso ries: • SoftSu rv so ftware – a suite of progra ms that allows you t o pl.
2 – Set Up DL ™ User Manual Rev 3 15 2 - SET UP Setting up the DL is a str aightfor ward pr ocess, whether you are in the fie ld (col lecti ng data) or back at the off ice (conf i guring the D L, or t r ansfe r ring col lecte d data to your PC for post- proce ssi ng) .
2 – Set Up 16 DL ™ User Manual Rev 3 SETTING UP IN THE FI ELD Figure 3 displ ays how you mi ght typica lly use the D L in the fiel d – for ex ample, collectin g data while receiv ing diffe rentia l infor m ation ove r a ra di o m odem f rom a ba se stati on.
2 – Set Up DL ™ User Manual Rev 3 17 4. The r eceiver provides battery power output (BAT) thr ough COM2. It is possible to turn the supply On or Off using the VOUT command , see Page 63 . The BAT output is the switche d output of the input power supply so that 12V output re qui res 12V i nput .
2 – Set Up 18 DL ™ User Manual Rev 3 • Model 503 - f or use with high-pe rform ance position- refe rence sta tions (fea tures a built- in choke-r ing ground plane to minimize the effects of mult.
2 – Set Up DL ™ User Manual Rev 3 19 CONNECT CABLES As shown in Figure 4 , on the rear end-cap there are four lab eled ports – I/O, C OM2/PWR, C OM1, and R F.
2 – Set Up 20 DL ™ User Manual Rev 3 system composed of devices that need to be synchr onized with each other. For exam ple, you could connect the DL to an aerial camera in such a way that the DL reco rded its po sition wh enever the sh utter butto n was press ed.
2 – Set Up DL ™ User Manual Rev 3 21 See Appendix H - Re placem e nt Parts, P age 87, if you need to c onsult the l i s t of NovAt e l and LE MO par t numbe rs. PERIPHERAL PO WER SUPPLY VIA C OM2 PORT The receiver provides batter y power output (BAT) thr ough the COM2 port.
2 – Set Up 22 DL ™ User Manual Rev 3 NOTE: The coa xial ca ble should be connecte d to the ant enna and D L before pow er is supplied. If the ant enna cabl e becomes d isconn ected from the an ten.
2 – Set Up DL ™ User Manual Rev 3 23 For fur ther i nf orma tion on the f ollowing topi cs, see the fol l ow ing secti ons of this m anual: • For a li sting of the requir ed input supply vol tages, and the typical power consumption in logging and “ sleep ” modes, see th e Power Requireme nts se ction of A ppendix B , Page 37 .
2 – Set Up 24 DL ™ User Manual Rev 3 Figure 6: O pening th e Cover Figure 7 illustr ates the proc edure to r emove the PC Ca rd. In the photo on the left, below, the cover has been unlocked and ope ned, a nd the PC Ca rd is visi ble. Not e the ar row point ing to the e ject butt on to the le ft of t he car d in this view .
2 – Set Up DL ™ User Manual Rev 3 25 The dat a logging me chanism is designe d to be robust a nd to endure power i nterr uptions (a nd simila r disruptive events) with minimum loss of data. In these situ ations, less than 5 minutes of d ata (prior to the disruptive event) are lost.
2 – Set Up 26 DL ™ User Manual Rev 3 STATUS INDICATORS As shown in F igure 8 , the DL ’ s front endcap has three multico lor lights to ind icate the status o f Power, Position , and Logging, r espect i vely, f rom le ft to r i ght. For a labele d view, se e also F igure 1 , Page 11 .
3 – Using the DL DL ™ User Manual Rev 3 27 3 - USING THE DL Befor e using the DL for the firs t time , ensure that you have followed the installa tion instruct ions of Chapter 2 - Set U p, Page 15 . See CAUTIO N! , Page 9 , for a l ist of i t e ms of w hich you should be a ware as you use the DL.
3 – Using the DL 28 DL ™ User Manual Rev 3 Appendix F - DL Logs, Page 64 or refer to th e MiLLennium Com mand Descript ions Manual for pr ocedur es and explanations related to data logging and for f urther inform ation on each of these logs.
3 – Using the DL DL ™ User Manual Rev 3 29 • log types and r ates Site record logs support kinematic sur veying. The site record log (SITELOGA, described in detail on Page 81 ) records this info.
3 – Using the DL 30 DL ™ User Manual Rev 3 Table 5: Auto -Generated F ile Name Convention ####$$$%.PDC Comments #### last 4 dig its of the D L ’ s serial number $$$ UTC day of the y ear (001 – 366) % Sessi on ID ass igned i n sequ ence (0 .. 9, A .
3 – Using the DL DL ™ User Manual Rev 3 31 Table 7: Memory Consumption – Typical Case for RTK Survey (2 Second Rate) L1-only L1 & L2 Single-point Observations (kBytes/hour) Single-point or D.
4 - Firmware Upgrades & U pdates 32 DL ™ User Manual Rev 3 4 - FIRMWARE UPGRADES & UPDATES The DL includes tw o distinct pr ocessor s i n i t s enclosur e : • a GPS receiver (MiLLenniu m G.
4 - Firmware Upgrades & U pdates DL ™ User Manual Rev 3 33 Syntax: $AUTH auth-co de where $AUTH is a spec ial c om mand t ha t allow s progra m mode l upgrade s auth-c ode is the upgrade aut hor.
4 - Firmware Upgrades & U pdates 34 DL ™ User Manual Rev 3 Figure 9: LOADER Options If you a re r unning Loader for the first time, be su re to access th e Setup menu (step 3 b elow) before p roceedin g to Program Card (s t e p 4 below) ; other w ise, you c an go dire ctly f r om step 2 be low to ste p 4.
4 - Firmware Upgrades & U pdates DL ™ User Manual Rev 3 35 UPGRADE OR UPDATE THE PDC CARD Ensure your PC and DL are proper ly connected, se e Setting Up A t The Office, Page 15 . The se rial dat a cable should go from any COM port on the PC to COM2 on the DL.
Appendix A – DL Drawings 36 DL ™ User Manual Rev 3 APPENDIX A - DL DRAWINGS Figure 10: View s 130.0 252.2 117.45 SECTION A-A 82.1 A All dimensions are expressed as millimeters.
Appendix B – DL Specific ations DL ™ User Manual Rev 3 37 APPENDIX B - DL SPECIFICATIONS PHYSICAL Size 245 mm x 130 mm x 59 mm Description of Enclosure The enclosure is construc ted of extruded anodized aluminum . It is sealed by two end-caps, m ade of molded ABS plastic.
Appendix B – DL Specific ations 38 DL ™ User Manual Rev 3 REAL-TIME CLOCK A real-time internal cloc k allows the DL to go into low -power “ sleep mode ” betw een scheduled data-c ollection sess ions.
Appendix B – DL Specific ations DL ™ User Manual Rev 3 39 PERFORMANCE (Subject To G PS System Characteristic s) RT-2 Pseudorange & carrier-phas e double differencing (fixed < 2 cm RMS acc uracies with RTK carrier-phas e positioning).
Appendix C – PC Card Spec ifications 40 DL ™ User Manual Rev 3 APPENDIX C - PC CARD SPECIFICATIONS PC CARD SOCKET The socket on the DL accommodates on e Type II or Typ e III PC Card. Th e socket sp ecification co nforms to the PC Card Standar d rel ease 2.
Appendix D – Port & Cable Pinouts DL ™ User Manual Rev 3 41 APPENDIX D - PORT & CABLE PINOUTS POWER POWER CONNECTOR The powe r conne ctor on t he DL i s a LE MO HG M.0B.304. CLAP, with t he pins assigne d as shown in t he follow ing table.
Appendix D – Port & Cable Pinouts 42 DL ™ User Manual Rev 3 DATA COMMUNICATIO NS SERIAL PORT CONNECTORS The tw o serial ports (CO M1 and COM 2) on the DL use LEM O EEG .
Appendix D – Port & Cable Pinouts DL ™ User Manual Rev 3 43 STRAIGHT SERIAL CABLE Figure 11: Straight Serial Cable - Illustrat ion Reference Description Reference Description 1 B r o w n 8 V i.
Appendix D – Port & Cable Pinouts 44 DL ™ User Manual Rev 3 NULL-MODEM SERIAL CABLE Figure 12: Null-Modem Serial Cable - Illustration Reference Description Reference Description 1 B r o w n 8 .
Appendix D – Port & Cable Pinouts DL ™ User Manual Rev 3 45 INPUT / OU TPUT I/O CONNECTOR The input /output (I /O) por t on the DL uses a L EMO E EG.
Appendix D – Port & Cable Pinouts 46 DL ™ User Manual Rev 3 Table 15: I/O Cab le – Pin Assi gnment LEMO Pin Number Pin Description Wire Color Code Pin 1 VARF, variable frequenc y Brown Pin 2.
Appendix E – DL Comm ands DL ™ User Manual Rev 3 47 APPENDIX E - DL COMMANDS The DL firm war e imple m ents the followi ng c omma nds i n addition to t he MiLL ennium G PSCa rd com mand set .
Appendix E – DL Comm ands 48 DL ™ User Manual Rev 3 BATTERY This comma nd allows you t o select the power source f or the syst em and displ ay batte ry status. For exam ple, you c an overr ide the D L ’ s me thod of sele ct ing the ac tive bat ter y, when t wo ba tte ri es a re conne ct ed.
Appendix E – DL Comm ands DL ™ User Manual Rev 3 49 DIR This command either displays a list of stored files on the PC Card, or the file header in formation for the specified log file. It also displa ys a dditional group infor mation when it has be en supplied as par t of a gr oup de finition.
Appendix E – DL Comm ands 50 DL ™ User Manual Rev 3 GROUP This command is used to maintain a set of log sp ecifiers that woul d normally b e used tog ether in a sp ecific scenario, e.g . for base- station logging. Up to te n groups c an be def ined.
Appendix E – DL Comm ands DL ™ User Manual Rev 3 51 GROUP ADD groupname [arguments & data] Command Option Description Default GROUP ADD - Command groupname group name The name of a group (e.
Appendix E – DL Comm ands 52 DL ™ User Manual Rev 3 Exampl es: group add alpha group add alpha com1,p20a,ontime,5 group add alpha ecutoff,3 group add alpha satlimit,6 group add alpha asn,25674337 group add alpha atype,502NK group add alpha aheight,1.
Appendix E – DL Comm ands DL ™ User Manual Rev 3 53 GROUP DEL groupname [log name] Command Option Description GROUP DE L - Command groupname group name The name of a group (e.
Appendix E – DL Comm ands 54 DL ™ User Manual Rev 3 Exampl es: loggroup alpha loggroup alpha test loggroup alpha com2 Syntax 2: This f orm of the com mand te rmina tes m anual logging, allow ing schedule d logging to resume. If no argume nt is given, all logging is disable d, a nd sche duled ope ration resum es.
Appendix E – DL Comm ands DL ™ User Manual Rev 3 55 PDC The PDC LO G, PDC UNL OG and PDC U NLOGA LL com mands ar e used to contr ol logging of PD C param eters t o either a COM por t or to a data fil e.
Appendix E – DL Comm ands 56 DL ™ User Manual Rev 3 Syntax 4: This comman d restores th e factory con figuration of the PDC p arameters and caus es the receiver to enter power-d own mode.
Appendix E – DL Comm ands DL ™ User Manual Rev 3 57 PSN This com mand displ a ys seria l number inform ation by issui ng a PSNA log. Syntax: PSN PVERSION This com mand displ a ys PDC seri a l, ver sion and mode l number s by issuing a PDCV E RA log.
Appendix E – DL Comm ands 58 DL ™ User Manual Rev 3 Syntax 1: SCHEDULE [keyword] Command Option Description SCHEDULE - Command keyword ABOR T Terminate a sc heduled logging operation prior to its normal c ompletion. The DL then resumes normal operation at the completion of the aborted ev ent.
Appendix E – DL Comm ands DL ™ User Manual Rev 3 59 SCHEDULE ADD groupname scheduling [filename] Command Option Description Default SCHEDULE ADD - Command groupname group name The name of a group (e.g. “ alpha ” ) which is being modified scheduling dddddddhhmm,dhhm m The start and stop tim e between which logging is to occur.
Appendix E – DL Comm ands 60 DL ™ User Manual Rev 3 SITE This comm and i s used to c ontrol the display a nd logging of sit e logs, a nd to contr ol site i nform ation. It ca uses data fiel ds to be record ed in the SITELOGA messag e. Use of the LEAVE o ption cau ses the site d ata to be record ed in th e form of a SITELOGB log .
Appendix E – DL Comm ands DL ™ User Manual Rev 3 61 If no SIT E L EAVE or SITE CANCEL comm and is issued pr ior to a t he comple tion of a l ogging session (sc hedule, POWERUP or manual ) , a SIT E LE A VE com mand is pe r form ed automa ticall y onc e the logging se ssion is comple te.
Appendix E – DL Comm ands 62 DL ™ User Manual Rev 3 Exampl es: site add hilltop 4 site add SW_corner_of_fence 143 1.402 tape_measure Syntax 3: Specif ic si te infor mat i on can be e nt ered or updated usi ng t his comm and. Y ou c an ente r 1 to 4 of the optional f ields in a ny order , provi ded tha t the syntax is obser ved.
Appendix E – DL Comm ands DL ™ User Manual Rev 3 63 STATUS This com mand displa ys curre nt system st a tus inform ation by issui ng a LPSTAT US log. Syntax: STATUS VOUT This comm and t urns O n or Off the batte ry (BA T) pe ripher al powe r output on t he COM2 por t.
Appendix F – DL Logs 64 DL ™ User Manual Rev 3 APPENDIX F - DL LOGS The DL firm war e genera tes the f ollowing logs i n a ddition to those of the M i L Lennium GPSCar d l og se t: Log Description.
Appendix F – DL Logs DL ™ User Manual Rev 3 65 Item Type Size Description Range Offset Descr iption char 60 File Desc ription. ^Z can be included to indic ate that the description is less than 60 c haracters.
Appendix F – DL Logs 66 DL ™ User Manual Rev 3 DIRA/B The DI RA/B log is use d to prese nt a summ a ry of stor ed logs in the D L me m ory modul e . DIRA Structure: Field # Field type Data Description Example 1 $DIRA Log header $DIRA 2 FileName Name of stored log file (8.
Appendix F – DL Logs DL ™ User Manual Rev 3 67 GROUPA Structure: Field # Field type Data Description Example 1 $GROUPA Log header $GROUPA 2 GroupName Log group DIFFBASE 3 SessionNam e Session Name 8ABC9 4 AntSN Antenna serial number CGA95040020 5 AntType Antenna type 502NK 6 AHeight Antenna height (m) 2.
Appendix F – DL Logs 68 DL ™ User Manual Rev 3 Table 18: Log Status W ord Encoding Field Bit M ask Description LOG_ST_CO M1 0x01 Log is being logged to CO M port 1. LOG_ST_CO M2 0x02 Log is being logged to CO M port 2. LOG_ST_FILE 0x04 Log is being logged to log file on PD C card.
Appendix F – DL Logs DL ™ User Manual Rev 3 69 GRPA/B The GRPA log captur es the GPSCa rd logging conf igurat ion used to gene r ate a partic ular f ile.
Appendix F – DL Logs 70 DL ™ User Manual Rev 3 GRPB Message ID = 1026; M essage byt e count = 80+ X*32 Format: Field # Data Bytes Format Units Offset 1 Sync 3 Char 0 (header) Che cksum 1 Char 3 Me.
Appendix F – DL Logs DL ™ User Manual Rev 3 71 HDRA/B The HDRA/B log is us ed to capture system set-up information in a log file. HDRA Structure: Field # Field type Data Description Example 1 $HDRA Log header $HDRA 2 FileName Name of stored log file (8.
Appendix F – DL Logs 72 DL ™ User Manual Rev 3 HDRB Message ID = 1025; M essage byt e count = 228 Format: Field # Data Bytes Format Units Offset 1 Sync 3 Char 0 (header) Che cksum 1 Char 3 Mess ag.
Appendix F – DL Logs DL ™ User Manual Rev 3 73 LPSTATUSA/B The LPSTATUS log is used to display syst em status info rmation. The PDC State and GPSCard Status are represen ted as hexadec imal digits, w hich ar e descr ibed in Table 21: PDC St atus Word Encoding a nd Table 22: GPS Status Word Encoding ( see t he STATU SA/B l og, Page 83).
Appendix F – DL Logs 74 DL ™ User Manual Rev 3 META/B The ME TA/B l og i s used to displa y mete orologic al infor mat i on. META Structure: Field # Field type Data Description Example 1 $META Log header $META 2 GPSWeek G PS week 512 3 GPSSec GPS seconds 220400.
Appendix F – DL Logs DL ™ User Manual Rev 3 75 MSGA/B This log displa ys message s in response t o syst e m events or user com mands. MSGA Structure: Field # Field type Data Description Example 1 .
Appendix F – DL Logs 76 DL ™ User Manual Rev 3 Table 19: MSGA E rror Code Definition Code Error System event 2001 BISTFAIL Built-in Self Test failed 2002 PWRFAIL Power Failed 2003 BATTLOWA Low Voltage from battery A (< 10.7V) 2004 BATTLOWB Low Voltage from battery B (< 10.
Appendix F – DL Logs DL ™ User Manual Rev 3 77 PDCVERA/B This log is use d to display PD C se rial , version a nd model num bers. PDCVERA Structure: Field # Field type Data Description Example 1 $PDCVERA Log header $PDCVERA 2 PDCVersion PDC Vers ion Number 0.
Appendix F – DL Logs 78 DL ™ User Manual Rev 3 PROJECTA/B The PROJEC T command, s ee Page 56 , define s project -rel ated par ame ters and c auses the i nsertion of a PROJEC TB log into the hea der of the log f ile pri or to the st art of the logging sessi on.
Appendix F – DL Logs DL ™ User Manual Rev 3 79 PSNA/B The PSNA/ B log is used to displa y system se r ial num be rs. PSNA Structure: Field # Field type Data Description Example 1 $PSNA Log header .
Appendix F – DL Logs 80 DL ™ User Manual Rev 3 SCHA/B The SCHA/B log is used to di splay entr y inform ation f or schedule d logging. Ref er to File Name Conven tion , P age 29 , for info rmation on fi le names. S ee also Table 16: Week day Abbrevi ations, Page 57, for a descr iption of weekda y abbrevi ations.
Appendix F – DL Logs DL ™ User Manual Rev 3 81 SITELOGA/B The SITEL OGA/B log is used to display information about an observation site. SITELOGA Structure: Field # Field type Data Description Exam.
Appendix F – DL Logs 82 DL ™ User Manual Rev 3 SITELOGB Message ID = 1030; M essage byt e count = 124 Format: Field # Data Bytes Format Units Offset 1 Sync 3 Char 0 (header) Che cksum 1 Ch ar 3 Me.
Appendix F – DL Logs DL ™ User Manual Rev 3 83 STATUSA/B The STATUS log is used to display syste m status inf ormation a nd is an extension of the LPSTAT USA/B log.
Appendix F – DL Logs 84 DL ™ User Manual Rev 3 Table 21: PDC Status W ord Encoding Field Bit Mask D escription PDC_ST_HW 0x001 Hardware status, 1 = O K PDC_ST_LINK 0x002 G PSCard link establis hed.
Appendix F – DL Logs DL ™ User Manual Rev 3 85 STATUSB Message ID = 1035; M essage byt e count = 84 Format: Field # Data Bytes Format Units Offset 1 Sync 3 Char 0 (header) Che cksum 1 Ch ar 3 Mess.
Appendix H – Replac ement Parts 86 DL ™ User Manual Rev 3 APPENDIX G - CONVERSIONS Listed be low are severa l comm only used equiva lents betw een the SI (Syst è me Inter nationa le) unit s of wei ghts and measures us ed in the metric s ystem, an d thos e used in other sy stems.
Appendix G - Conv ersions DL ™ User Manual Rev 3 87 APPENDIX H - REPLACEMENT PARTS The following is a list of the replacement parts available f or the DL. Should you requir e assistance or need to order additiona l compone nt s, plea se contac t your deal e r or N ovA tel Custom er Se r vice r epres e ntative .
Appendix I – Optional Mounting Brac ket 88 DL ™ User Manual Rev 3 APPENDIX I - OPTIONAL MOUNTING BRACKET This appe ndix include s drawi ngs, photogra phs, and insta llation i nstructi ons for the optional m ounting bra cket. T his bracket can be used to attach the DL to a surface or tripod.
Appendix I – Optional Mounting Bracket DL ™ User Manual Rev 3 89 These four nuts are factor y-positioned so that the mounting plate can be atta ched to the DL e nclosure using the f our flat screw s. Plea s e ensure t ha t the four flat sc rews a re m ount e d from the counte r sunk side of t he mounting pla te.
Appendix J – Com mand Prompt Interfac e 90 DL ™ User Manual Rev 3 APPENDIX J - COMMAND PROMPT INTERFACE Although the rec ommende d way of configur ing the DL is through the UTILITIES module of SoftSurv, it is possible t o comm unicate dire ctly with the DL via i ts command pr ompt, using a PC tha t is typically c onnected to COM 1 on the DL.
Appendix J – Command Prom pt Interface DL ™ User Manual Rev 3 91 1. Open a te xt editor on the PC and type in the fol lowing com mand se que nces: log com2 sata ontime 15 log com2 etsa ontime 15 log com2 rvsa ontime 60 5 log com2 posa ontime 15 log com2 dopa ontime 15 2.
OM-200000035 Revision 3 06/09/00 NovAtel Inc. 1120- 68 Avenue N.E. Calgary, Alberta, Canad a T2E 8S5 GPS Hotline ( Canada & U.S.A.): 1 800 NO VATEL Phone: 1 403 295 4900 Fax: 1 403 295 4901 E - m a il: s uppo r t@no va t e l. c a W e b s i t e : http: / / www .
An important point after buying a device Novatel DL-RT20S (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Novatel DL-RT20S yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Novatel DL-RT20S - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Novatel DL-RT20S you will learn all the available features of the product, as well as information on its operation. The information that you get Novatel DL-RT20S will certainly help you make a decision on the purchase.
If you already are a holder of Novatel DL-RT20S, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Novatel DL-RT20S.
However, one of the most important roles played by the user manual is to help in solving problems with Novatel DL-RT20S. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Novatel DL-RT20S along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
