Manuel d'utilisation / d'entretien du produit R-325(N) du fabricant Pentax
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Electronic T otal Station R-300 SERIES R-315(N)/R-325(N)/R-335(N) R-322(N)/R-323(N)/R-326 R Instruction Manual PENTAX R-300 (p01-19) 10/30/02 11:20 AM Page c.
Saf ety Precautions (Must be f ollowed) The f ollowing items are intended to pre v ent possible injury to the user or other people and/or damage to the instrument before it occurs . These saf ety precautions are impor tant to the safe oper ation of this product and should be obser ved at all times .
W ARNING Do not stare into the laser beam directly as this ma y result in damage to your e yes . R-300 is a Class II Laser product. (The reflectorless type is a Class IIIa (3R) laser product.) Do not look into the laser radiation aper ture directly as this ma y result in damage to your e y es.
2 PRECA UTIONS REGARDING SAFETY The instrument contains a rechargeable battery and it is rechargeable. At the end of its useful lif e, it ma y be illegal to dispose of the battery . Check with y our local solid waste officials f or details f or recycling.
3 PRECA UTIONS REGARDING SAFETY Usa g e Precautions Sur ve ying instruments are high-precision instruments. In order to assure that the Electronic T otal Station R-300 series product which you ha ve purchased will provide long-lasting maxim um performance, the precautions in this manual m ust be f ollowed.
4 PRECA UTIONS REGARDING SAFETY e There is a possibility that synthesized v alues are calculated and the distance ma y become longer or shor ter than the actual one when the operator measure the target of slope or sphere or rugged shape.
5 PRECA UTIONS REGARDING SAFETY [Storage and Operating En vironment] ● T o prev ent making shor t-circuit when removing the battery and charger from the case and storing them, apply electr ically resistant tape to the poles of the batter y . Storing the batter y and charger as is may result in fire or b ur n injur y due to shor t-circuit.
PRECA UTIONS REGARDING SAFETY Saf ety Precautions ............................................................................................ 1 Usage Precautions ........................................................................................
6 DIST ANCE MEASUREMENT 6-1 T arget Setting ................................................................................... 42 6-2 Distance Measurement .................................................................... 44 7 CORRECTION MODE 7-1 Changing the T arget Constant .
13 APPENDIX 13-1 Error Messages ................................................................................ 79 13-2 Atmospheric Correction .................................................................... 80 13-3 hP a and mmHg Conv ersion T ab les .
1 BEFORE USING THE INSTR UMENT 1-1 Names of P arts U N L O C K L O C K 9 1 BEFORE USING THE INSTR UMENT Collimator P ower f ocus k ey Eyepiece Circular vial Display panel K ey board Circular vial Lev .
10 1 BEFORE USING THE INSTR UMENT ● Dual displa y panel is an optional accessor y . R-335 (N): Shift type T op handle Objective lens Centering knob PENTAX R-300 (p01-19) 10/30/02 11:21 AM Page 10.
1-2 Unpac king and P ac king Unpacking the Instrument fr om the case q Set the case down gently with the lid f acing upw ards. w Open the latches while pressing down on the loc k (saf ety mechanism) and open the lid of the case. e Remov e the instrument from the case.
1-4 Attaching and Char ging the Battery Removing the Battery q T ur n the lock le v er anticlockwise and remo ve the Battery . w Lift up the batter y pack and remo ve it from the instrument.
Remaining Battery Charge When the instrument ’ s power is turned on, a batter y mark “” will be displa yed on the right of the displa y screen. This mark can be used to check the charge status of the batter y . Plenty of charge left. Get the spare batter y ready .
14 [Detaching the batter y] q Press the lock le v er and slide the battery to the lock le ver direction. w Detach the batter y packing from the battery pock et. [Displa y panel] q P o wer supply lamp (red) : T ur ns on when the power supply is turned on.
15 [How to charge] q It begins charging automatically when you set the battery packing in the charger which beams the pow er supply lamp . w Leav e just as it is until the charge is completed. e When the charge is completed, the charge lamp is turned off.
2 DISPLA Y AND KEYBO ARD 2-1 Displa y and Ke yboar d 2-2 Operation K ey Ke y Description [PO WER] ON/OFF of power supply [ESC] Returns to previous screen or cancels an operation. [Illumination] T urns the illumination of the LCD display and telescope reticle on and off .
17 2 DISPLA Y AND KEYBOARD 2-3 Function K ey Display F . Ke y Description Mode A [MEAS] F1 Pressing this ke y one time measures the distance in nor mal mode another measurement type can be selected by Initial Setting 2. Pressing this ke y twice measures the distance in coarse mode another measurement type can be selected by Initial Setting 2.
18 2 DISPLA Y AND KEYBOARD [How to mo v e the menu number] Example: The cursor is located at Menu 1. Press the numeric ke y 0 and 2 to mov e to Menu 2 or press [F4] [ h ]. ANGLE SET 1. ANGLE / %GRADE : ANGLE 2. H. ANGLE INPUT : 092 ° 30' 20" 3.
19 2 DISPLA Y AND KEYBOARD 2-4 Alphanumeric Input The point name is inputted by the Alphan umeric keys as f ollo wing. Ke y Letter under K ey Letter & Figure order to input [0] [@][.
20 3 PREP ARA TION FOR SUR VEYING 3 PREP ARA TION FOR SUR VEYING 3-1 Centering and Le veling of the Instrument Setting up the instrument and the tripod q Adjust the tripod legs so that a height suitable f or obser vation is obtained when the instrument is set on the tr ipod.
21 3 PREP ARA TION FOR SUR VEYING [For the Shift type laser plummet equipment model] ● T ur n on the laser plummet function by pushing the Laser k ey .
22 3 PREP ARA TION FOR SUR VEYING ● The brightness adjustment step of the laser is 10 steps. ● The laser plummet spot can become difficult to see in bright sunlight which makes it difficult to perf orm the occasional check. In this case, use your f oot or the carr ying case to make a shado w ov er the laser position.
23 3 PREP ARA TION FOR SUR VEYING 3-4 Le veling with Circular vial T r ipod is adjusted according to the f ollowing points b y e xtending or contracting the legs so that the bub ble of the Circular vial goes to the center of the circle .
3 PREP ARA TION FOR SUR VEYING [Leveling] q Rotate instrument hor izontally and mak e two Le veling scre ws arbitrarily chosen parallel to the displa y . w T ur n on the Electronic vial function by pushing the Laser ke y . Put the bub ble of the Circular vial in the center of the circle when the displa y shows “ TIL T O VER ” .
25 3 PREP ARA TION FOR SUR VEYING 3-6 Eyepiece Adjustment Eyepiece adjustment The ey epiece adjustment is perf or med bef ore target sighting. q Remov e the telescope lens cap . w P oint the telescope at a bright object, and rotate the ey epiece ring full counter-clockwise.
3-7 T arget Sighting [A uto focus] The A uto focus mechanism is v ery precise but will not function under e very condition. There is a slight possibility of f ocusing f ailure owing to brightness, contrast, the shape and siz e of the target.
[T ar get sighting by A uto f ocus] The A uto focus of R-300 series has f ollowing tw o modes. 1. Normal mode : Pressing AF button f ocuses on the target. 2. Continuous mode : Pressing AF buttons f or two seconds beeps , and releasing the ke y enters into the Continuous mode .
[A uto focus :T arget sighting by Normal mode] q Loosen the telescope clamp and horizontal clamp screws . w P oint the telescope at the target using a collimator . e Tighten the abov e two scre ws. r Adjust the ey epiece. t Look through the telescope and press the AF button.
[A uto focus :T arget sighting by Contin uous mode] q Loosen the telescope clamp and horizontal clamp screws . w P oint the telescope at the target using a collimator .
[A uto focus :T arget sighting by P ower focus mode] q Loosen the telescope clamp and horizontal clamp screws . w P oint the telescope at the target using a collimator . e Tighten the abov e two scre ws. r Adjust the ey epiece. t Look through the telescope, and then oper ate the P ow er focus k e y and focus on the target.
[T ar get sighting by Manual f ocus] q Loosen the telescope clamp and horizontal clamp screws . w P oint the telescope at the target using a collimator .
3-8 Attachment and Detac hment of T ribrach The tribrach of R-322, 323, 325, 322N, 323N, 325N, and 326 are detachable from the instrument if required when replacing the instr ument with a target or unit prism for e xample.
33 4 TURNING THE POWER ON 4 TURNING THE PO WER ON 4-1 T urning the P o wer On and Off Pressing the [PO WER] ke y shows the initial screen. (The [PO WER] ke y is also used to tur n the power off .) After a f ew seconds , it tur ns to Electronic vial screen.
4-2 Adjusting LCD Contrast Press [F4] while holding down the Illumination ke y to access the screen f or adjusting LCD contrast. Pressing [F1] [ ] will lighten the contrast,while pressing the [F2] [ ] will darken the contrast. Press [ENT] to e xit adjustment mode and retur n to the pre vious screen.
4-3 Adjusting Illumination Brightness Press [F5] while holding down the Illumination ke y to access the screen f or adjusting illumination brightness. Pressing the [F1] [ f ] will decrease brightness, while pressing the [F2] [ e ] will increase brightness.
5 ANGLE MEASUREMENT 5-1 Measuring an Angle Aim at the first target, then press [F3] [0 SET] twice in succession to reset the horizontal angle to 0. Aim at the second target, then read the horizontal angle. Pressing [F4] [DISP] displa ys the vertical angle.
5-2 Resetting the Horizontal Angle to 0 Pressing [F3] [0 SET] twice in succession resets the horizontal angle to 0 ° 0' 0". ● The [F3] [0 SET] cannot reset the v er tical angle to 0. ● Pressing the [F3] [0 SET] accidentally during measurement does not reset the horizontal angle to 0 unless you press it again.
5-4 Inputting an Arbitrary Horizontal Angle In case of Horizontal angle 123 ° 45' 20" input Press [F5] [MODE] to enter mode B. Press [F2] [ANG SET] to displa y the angle setting screen, then press [F4] [ h ] to mov e the cursor to “ 2. H.
Press the numeric ke y as 123.4520. Press the [ENT] ke y to accept the horizontal angle set to 123 ° 45' 20" and change the screen to mode A. ● The f or mer data is called by pressing the [CLEAR] k ey again. 39 5 ANGLE MEASUREMENT 1. ANGLE / %GRADE : ANGLE 2.
5-5 Displa ying the % Slope of the V ertical Angle Press [F5] [MODE] to enter mode B. Press [F2] [ANG SET] to displa y the Angle setting screen. Press the [F5] [SELECT] to change the screen to displa y the slope % of V er tical angle. Press [F4] [DISP] to displa y the slope value in %.
5-6 Changing the Horizontal Angle fr om Cloc kwise to Counter cloc kwise Press [F5] [MODE] to enter mode B. Press [F2] [ANG SET] to displa y the Angle setting screen. Press [F4] [ h ] to mov e the cursor to “ 3. R/L REVERSE ” . Press [F5] [SELECT] to add a minus sign (-) to the horizontal angle v alue as a counterclockwise angle .
6 DIST ANCE MEASUREMENT 6-1 T arget Setting The target mode and its Constant of current setting are shown at the left of the batter y mark. F or example in case of each Constant 0, Reflector sheet; S 0, Reflectorless(Non-Prism); N 0, Pr ism; P 0 Pressing [F2][T ARGET] changes the target mode.
q There is a possibility that correct distance measurement ma y be impossible b y dispersion or reduction of laser beam when the laser beam comes into the target from diagonal angle.
44 6 DIST ANCE MEASUREMENT 6-2 Distance Measurement The R-300 series has two distance measurement modes of primar y MEAS and second MEAS. Pressing the [F1][MEAS] one time goes to MEAS and twice goes to second MEAS. Y ou can freely select and allocate y our desired measurement mode in primar y MEAS and second MEAS by the Initial Setting 2.
● If the shot count f or distance measurement has been set to 2 or more in “ Initial Setting 2", the distance is measured f or the specified number of times to displa y the av eraged v alue.
7 CORRECTION MODE 7-1 Changing the T ar get Constant Changing the T arget Constant can be perf or med only when the Reflector sheet and Prism Constant settings are “ INPUT ” in Initial Setting 1. Example: Prism Constant - 25mm setting Press [F4] [CORR] in mode B.
Press the [ENT] ke y to accept the Prism Constant to -25 mm. Pressing the [ENT] ke y returns the instr ument to mode A. ● T o set the Reflector sheet constant to “ 0 ” select “ 0 ” f or “ Prism Constant ” in “ Initial Setting 1 ” .
7-2 Changing the T emperature The temperature setting can be changed only when “ Atmospheric Correction ” has been set to “ A TM INPUT ” in “ Initial Setting 1 ” . Example: Setting the temperature to +22 ° C Press [F4] [CORR] in mode B. (If the instrument is in mode A, press [F5] [MODE] to enter mode B.
Press the [ENT] ke y to accept the T emperature to +22 ° C. Pressing the [ENT] ke y returns the instr ument to mode A. ● The valid r ange of T emperatue input is from -30 ° C to +60 ° C. ● When “ Atmospheric Correction ” in “ Initial Setting 1 ” has been set to “ 1 .
7-3 Changing the Atmospheric Pressure The atmospheric pressure setting can be changed only when “ Atmospheric Correction ” has been set to “ A TM INPUT ” in “ Initial Setting 1 ” . Example: Setting the pressure to 900 hP a Press [F4] [CORR] in mode B.
Press the [ENT] ke y to accept the PRESS to 900 hP a. Pressing the [ENT] ke y returns the instr ument to mode A. ● The valid r ange of Pressure input is from 600 to 1120 hP a. (420 - 840 mmHg) ● When “ Atmospheric Correction ” in “ Initial Setting 1 ” has been set to “ 1.
7-4 Changing the ppm V alue The ppm v alue can be changed only when “ Atmospheric Correction ” has been set to “ ppm INPUT ” in “ Initial Setting 1 ” . “ TEMP ” and “ PRESS ” are not displa yed. Example: Setting the ppm v alue to 31 ppm Press [F4] [CORR] in mode B.
53 8 INITIAL SETTING 8 INITIAL SETTING 8-1 Overview F or the R-300 series, you can select and sa ve the desired setting f or a v ariety of prescribed instr ument conditions, called Initial Setting.
54 8 INITIAL SETTING 8-4 Entering the Mode f or Initial Setting 4 Press the [PO WER] ke y while holding [F4] ke y down to access the screen f or Initial setting 4. ● Select the item of interest in the same wa y as in the mode f or Initial setting 1.
55 8 INITIAL SETTING 8-6 Example of Changing an Initial Setting Content (Selection of Atmospheric Correction) This section describes the operating procedures f or selecting “ 1.A TM CORR ” in Initial Setting 1 as an e xample of changing an Initial Setting content.
8-7 Initial Setting 1 1. Selection of Atmospheric Correction : [A TM CORR] Select whether Atmospheric Correction is to be perf or med by using the automatic measurement correction function with a atmo.
57 8 INITIAL SETTING 8-8 Initial Setting 2 1. Selection of Minimum Distance measurement unit : [MEAS. MIN DISP] COARSE or FINE: 2. Selection of the Shot count : [SHO T COUNT] Select whether the shot count f or Shot distance measurement is to be 1,3, 5, or an arbitrary count to be entered.
58 8 INITIAL SETTING 10. Selection of primary MEAS setting : [PRIM. MEAS KEY] Select whether the primar y distance measurement is MEAS SHO T or MEAS CONT or TRA CK SHO T or TRA CK CONT . 11. Selection of second MEAS setting : [SEC . MEAS KEY] Select whether the second distance measurement is TRA CK CONT or TRA CK SHO T or MEAS CONT or MEAS SHO T .
59 8 INITIAL SETTING 16. Selection f or Automatic illumination po wer-off function : [ILLU . OFF] Select the time inter val (3, 5, or 10 min utes) f or activating the automatic illumination pow er-off function, or select NIL, disabling the function. 17.
8-9 Initial Setting 4 1. Selection of T emperature unit setting : [TEMP . UNIT] Select ° C or ° F as the unit f or T emperature. 2. Selection of Pressure unit setting : [PRESS UNIT] Select hP a (hectopascal) , mmHg, inchHg as the unit f or pressure to be input.
61 8 INITIAL SETTING 8-10 Initial Setting 5 1. Selection of T ransfer rate (baud rate) : [BA UD UNIT] Select a baud rate of 1200, 2400, 4800, or 9600. 2. Selection of Data bits : [D A T A LENGTH] Select a data length of 8 bits or 7 bits. 3. Selection of P arity : [P ARITY BITS] Select no (NIL) parity bit, ev en parity , or odd parity .
62 9 A CCESSING THE FUNCTIONS 9 A CCESSING THE FUNCTIONS 9-1 Accessing b y Help key Y ou can use the [HELP] k ey to displa y specific Initial Setting (such as the Prism Constant and Prior ity mode). Press the [lLLU]+[ESC] ke y in mode A or B . The help menu will then be displa y ed.
63 9 A CCESSING THE FUNCTIONS 9-2 Accessing b y 007 The R-300 allows y ou to enter a special code of 007 with the Alphanumeric ke ys to displa y Specific Initial Setting. (such as the Prism Constant and Prior ity mode) Press the numeric ke ys [0] [0] [7] in mode A or B.
64 9 A CCESSING THE FUNCTIONS [Instrument setting items] 007 code HELP menu list Default Other options 401 T ARGET CONST PRISM CONST -30mm 0mm, INPUT SHEET CONST 0mm INPUT 402 A TM CORR A UT O A TM INPUT , ppm INPUT , NIL 501 MEAS.
65 10 CHECKS AND ADJUSTMENTS 10 CHECKS AND ADJUSTMENTS ● Checks and Adjustments should be perf ormed before and during measurement. ● The instrument should be check ed after long storage and transpor tation. ● The checks should be perf ormed in the follo wing order .
● Please check the electronic vial in a steady en vironment that has no vibration or rapid temperature change . ● When the electronic vial is check ed outdoors and on a tripod, av oid sunlight influence by using a sunshade . Please wait for a while until the instrument and tripod are at the same temperature as the surrounding air .
67 10 CHECKS AND ADJUSTMENTS 10-2 Circular Vial Checks q Adjust by the electronic vial bef orehand. w Confir m the position of the bub ble of the Circular vial. At this time, it is not necessary to adjust if the bubb le is at the center of the circle.
68 10 CHECKS AND ADJUSTMENTS 10-3 V ertical Reticle Checks q Set the instrument up the tr ipod and carefully le vel it. w Sight the target P oint A with telescope . e Using the telescope fine adjustment screws , mov e P oint A to the edge of the field of view b y screw (point A ’ ).
69 10 CHECKS AND ADJUSTMENTS 10-4 P erpendicularity of Line of sight to horizontal axis Checks q P osition a target P oint A at a distance 30m - 50m awa y from the instrument, and sight it with the telescope. w Loosen the telescope lock scre w and turn the telescope until a point is sighted at a distance roughly equal to that of P oint A.
10-5 V ertical 0 point error Be sure to f ollow chec k procedures mentioned below after making adjustments on reticle and per pendicularity of line of sight to hor izontal axis . Checks q Set up the instrument and tur n the power on. w Sight the telescope at any ref erence target A at Normale state.
71 10 CHECKS AND ADJUSTMENTS 10-6 Laser Plummet Checks q Set the instrument on the tr ipod, and place a piece of white paper with a cross dra wn on it right under the instr ument. w Press the [LASER] ke y , and mo ve the paper so that the intersecting point of the cross comes to the center of the Laser mark.
10-7 Optical Plummet Checks q Set the instrument on the tr ipod, and place a piece of white paper with a cross dra wn on it right under the instr ument. w Look through the optical plummet, and mov e the paper so that the intersecting point of the cross comes to the center of the field of view .
73 10 CHECKS AND ADJUSTMENTS 10-8 Offset Constant The offset constant rarely changes . It is recommended, how e ver , that check be done once or twice a year . The check of the offset constant can be done on a certified base line. It can also be obtained in a simple wa y as described below .
10-9 Beam axis and Line of sight Be sure to check that the beam axis and line of sight are aligned when the adjustments on reticle and per pendicularity of line of sight to hor izontal axis are made. Checks q Set the prism at a distance greater than 50 m.
75 10 CHECKS AND ADJUSTMENTS [Example: Adjustment is necessary] [Example: Adjustment is unnecessar y] Adjustments At the procedure 4. above , if the “ Center ” of laser spot is not within the inter nal circle (10mm) of the target plate, the adjustment is necessary .
76 11 SPECIFICA TIONS 11 SPECIFICA TIONS Reflectorless items are applicable to “ N ” models only . T elescope Image Erect Optical aper ture 45mm EDM aper ture 45mm Reticle illumination Intensity settings: 10 steps Auto & Po wer f ocus Method Po w e r P ointer Visible laser Magnification 30 x Resolving power 3 ” Field of view 2.
77 11 SPECIFICA TIONS Angle measurement Measuring method Absolute rotary encoder Detection 2 sides Minimum count 1 ” (2cc) / 5 ” (10cc) selectable Accuracy (DIN18723) Compensator T angent scre w Sensitivity of vials Plate lev el (electronic) Circular lev el 8 ’ /2mm Plummet Visible Laser , ±0.
78 12 D A T A COLLECT OR 12 D A T A COLLECT OR The instrument can communicate directly with a computer through the RS232C interf ace. By use of a data collector you can automate data entry from the collection of sur ve y data to the transf er of the data to a computer .
79 13 APPENDIX 13 APPENDIX 13-1 Error Messages Message Out of tilt range Excess data Mismatched T arget T arget is too close. Unsuitable Condition ERROR!! EDM ERROR 04 -05, 34-39, 50-53 ERROR!! ETH ER.
13-2 Atmospheric Correction The speed at which light tra vels through the air v aries depending on the temperature and atmospheric pressure. The R-100 ser ies is designed to measure distances at the speed of light in order to measure accurately , Atmospher ic Correction needs to be used.
81 13 APPENDIX 13-3 hPa and mmHg Con version T ab le Con verting from hP a to mmHg hP a 0 10 20 30 40 50 60 70 80 90 mmHg mmHg mmHg mmHg mmHg mmHg mmHg mmHg mmHg mmHg 500 375 383 390 398 405 413 420 4.
82 13 APPENDIX 13-4 Err or when no Atmospheric Correction is made When measurement is carried out with no Atmospher ic Correction (with the settings fix ed at a temperature of 15 ° C and an atmospheric pressure of 1013 hP a or 760 mmHg), the Error per 100 meters in temperature and pressure will be shown in the tab les below .
83 13 APPENDIX 13-5 Atmospheric Refraction and Ear th Cur vature Correction ● Atmospheric refraction and ear th cur vature correction ref ers to correcting both the bending of the light beam caused by atmospheric refraction and the eff ect on the height diff erential and horizontal distance caused by the earth cur vature .
84 13 APPENDIX 84 13-6 Distance Rang e Generally speaking, the maximum r ange which can be measured varies considerab ly depending on the atmospheric conditions. F or this reason, the Specifications illustrate the v alues f or both Good and Nor mal weather conditions.
85 14 NO TICE T O THE USER OF THIS PRODUCT 14 NO TICE T O THE USER OF THIS PR ODUCT T o assure compliance with the Safety standard 21 CFR, Chapter 1. Subchapter J . The U .S. bureau of Radiological Health requires the f ollowing inf ormation to be provided to user .
Laser beam is transmitted from this aperture. Warning logotype For R-300N model For R-300 model For R-300N model For R-300 model For North America Certification R-300N model R-300 model LED is turned on at the time of emission. Warning logotype 86 14 NO TICE T O THE USER OF THIS PRODUCT Laser beam is transmitted from this aperture.
87 14 NO TICE T O THE USER OF THIS PRODUCT [T ARGET PLA TE] PENTAX R-300 (p65-88) 10/30/02 11:11 AM Page 87.
PENTAX R-300 (p65-88) 10/30/02 11:11 AM Page 88.
2-5-2, Higashi-Oizumi, Nerima-ku, Tokyo, 178-8555, Japan Tel: +81-3-5905-1222 Fax:+81-3-5905-1225 ® Member symbol of the Japan Surve ying Instruments Manufacturers’ Association representing the high quality surveying products.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Pentax R-325(N) c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Pentax R-325(N) - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Pentax R-325(N), vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Pentax R-325(N) va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Pentax R-325(N), mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Pentax R-325(N).
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Pentax R-325(N). Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Pentax R-325(N) ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
