Benutzeranleitung / Produktwartung VN-V25U VN-V26U des Produzenten JVC
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VN-V25U VN-V26U IP CAMERA VN-V25U VN-V26U INSTR UCTIONS LST0674-001A Thank you f or purchasing this JVC product. Bef ore operating this unit, please read the instructions carefully to ensure the best possible perf ormance.
2 Getting Started Safety Precautions CAUTION:TO REDUCE THE RISK OF ELECTRIC SHOCK. DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE.REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
3 ● This installation should be made by a qualified ser vice person and should conform to all local codes . ● This installation sha ll be in accordance with the National Electrical Code, ANSI/NFP A 70. ● The unit is to be powered by an A C 24 V power supply .
4 Getting Started These are general IMPORT ANT SAFEGUARDS and cert ain ite ms may not apply to all appliances. 1. Read all of these instructions. 2. Save these instructions for later use. 3. All warnings on the product and in the operating instructions should be adhered to.
5 Getting Started ................................... 2 Safety Precautions ..................................... 2 Main Features ............................................. 6 Operating Environment ....................... ........ 7 Cautionary Notes .
6 Getting Start ed 䡵 High Picture Quality The camera unit of this product employs a 330,000-pixel CCD (1/4") which enables high quality video surveillance. 䡵 Support for Dual Stream Simultaneous distribution of JPEG and MPEG4 images is possible.
7 䡵 Recommended Computer Specifications OS : Windows XP (Professional or Home Edition) (SP2) CPU : Pentium4 1.5 GHz or higher Memory capacity : 1 GB or more Free hard disk space : 512 MB or more Dis.
8 Getting Start ed Maintenance and lo cati on of use 䢇 This product is intended for use indoors. Make sure that you use a housing etc., when using it outdoors. 䢇 Do not place this product in the following environments. Otherwise, it may malfunction or break down.
9 䢇 If a high luminance object (such as a lamp) is shot, a white smear may appear at the upper and lower ends of this object on the screen . This phenomenon (smear) is characteristic of solid-state image sensors, and is not a malfunction.
10 Getting Start ed Front / Bottom / Si de A Back Focus Adjustment Ri ng This ring is used for back focus adjustment and switching the lens mount method. To operate, loosen the I back focus fastening screw by turning it in the anti-clock wise direction, and turn the screw in the clockwise direction to fasten after operation is complete.
11 Side K [MONITOR OUT] Mon itor Output Selection Switch Use this switch to select the availability of output from the O [MONITOR OUT] terminal as well as the signal system. NTSC : Outputs NTSC signals. OFF : No output. Select this value when distributing images to the network.
12 Getting Start ed Rear O [MONITOR OU T] Monitor Video Si gnal Output Terminal (RCA) This is an output terminal for composite video signals (1 V (p-p), output impedance of 75 K ). Use this terminal to connect to devices such as a video monitor. This terminal is used for adjusting the camera angle during installation.
13 Surveillance Using the Built-in Viewer VN-V25U/26U comes with a built-in ActiveX JPEG Viewer and MPEG4 Viewer. JPEG images and MPEG4 images of VN-V25U/26U can be monitored using the computer by installing this built-in viewer on the computer. JPEG images that are currently displayed can also be captured in the computer’s hard disk.
14 Getting Start ed Sending audio to the network (VN-V26U only) Sends out audio picked up using the built-in microphone of VN-V26U to computers. Receiving and outputting audio from the computer via th.
15 Step 1 Connection/Installation ( A Page 1 7) T After adjusting the camera angle using the [MONITOR OUT] terminal, set the [MONITOR OUT] switch to A OFF B . Images are not distributed to the network when A NTSC B or A PAL B is selected. After chan ging the [MONITOR OUT] switch setting, press the Reset button to reboot the camera.
16 Connection / Insta llation 1. Check the moun ting method of the lens to be used before mountin g ● The default method used for this camera is CS mount. To use a C mount lens, loosen the back focus fastening screw using a screwdriver, followed by turning the back focus adjustment ring using a finger or pointed object (e.
17 Electricity can be supplied to this product either by connecting to the AC 24 V power supply or using the PoE ( A Page 18). 䢇 When power is supplied t o this product, the [STATUS] indicator at the side lights up. The indicator lights up in oran ge color during startup, and switches to green c olor after startup is complete.
18 Connection / Insta llation ● In a system where multiple units of VN-V25U/ 26U are used, turn on the power of only one unit to configure the IP address settings using the Internet Ex plorer. Upon doing so, turn on the power of the second u nit and configure accordingly.
19 Connect the camera to a hub or computer using a LAN cable. 䡵 When connecting to a hub Make use of a straight cable. 䡵 When connec ting to a compute r Make use of a cross cable. Caution: ● However, cross cables cann ot be used with some computer models.
20 Connection / Insta llation Connect the alarm input/output terminals with external devices, such as a sensor or buzzer. Plug/Unplug the cable while pressing the button as shown in the diagram below. Caution: ● Noises from an exter nal source may cause the camera to malfunction even when the cable used is within 50 m.
21 Use the screw hole on the camera mounting bracket to mount this camera to a fixer or rotating platform. 䡵 Mounting the ca mera mo unting bracket on the top of the cam era Caution: ● When mounting the camera, use screws with a length between 5 mm to 7 mm from the mounting surface.
22 Connection / Insta llation This product comes with an inner tripod base at the bottom surface. You can use the inner tripod base by removing the camera mounting bracket that is attached to the botto m surface. Mount this product to the miniature housing using the screw hole of the inner tripod ba se.
23 Inner Tripod Base Mounti ng Screw Make use of 1/4-20UNC screw. The length of the mounting screw shall be between 6 mm to 7 mm from the mounting surface. Caution: ● Using a screw with a length longer than specified may damage the internal parts of the camera, while using a length shorter than specified may cause the camera to fall off.
24 Connection / Insta llation ● Ensure that the re is sufficient ne twork bandwidth f or the data volum e to be sent out by VN-V25U/26U. Do not send multica st stream that e xceeds the band width. If the entire bandw idth is used by the mu lticast stream, control o f this camera via th e network may fail.
25 Restrictions on the Number of Distributions for VN-V25U/26U The maximum number of distributions for VN-V25U/26U is determined by the settings as well as requirements from the client. When only JPEG images are distributed, the maximum number of distributions is determined based on the highest bit rate within the stream.
26 Connection / Insta llation List of Protocols and Po rt Numbers Used by VN-V25U/26U VN-V25U/26U uses the protocols and port numbers listed below. Ensure that these ports are allowed through the firewall when a firewall is to be installed. Network Requirements (continued) Protocol/ Port No.
27 Network Settin gs Setting the IP addr ess for VN-V25U/26U There are two methods to set the IP address for VN-V25U/26U as follows. (A) Assigning an IP address to VN-V25 U/26U from the DHCP server (B.
28 Network Settin gs 䢇 IP address setting at the computer Set the computer to an IP address that enables communication with VN-V25U /26U. 1. Click [Start] ● Select in the sequence o f [Control Panel] - [Network Connection] - [Local Area ].
29 䢇 Changing the IP address usin g the Internet Explorer 1. Launch the Internet Explo rer on the computer 2. When proxy settings are en abled in the Internet Explorer, follow the steps below to dis.
30 Network Settin gs 䢇 Changing the IP address usin g the Internet Explorer (continued) 4. Launch the Internet Explo rer Note: ● If the proxy server settings for access to the Inte rnet via the I nternet Ex plorer is enabled, you may not be able to specify the IP address directly.
31 6. The top page of VN -V25U/26U appears 7. The [Basic] page with the IP address settings appears when DHCP is no t in use A confirmation screen appears. Press the [OK] butto n. VN-V25U /26U restarts using the new IP address. It takes about one minute for the came ra to reboot.
32 Network Settin gs When the IP address of VN-V25U/26U is known When the IP address of VN-V25U/26U is known, it can be changed by accessing the built-in web page of VN-V25U/26U via the Internet Explorer on the computer. Refer to A Setting Using Internet Explorer B ( A Page 33).
33 Setting Using Internet Explorer Internet Explor er Setup 1. Launch the Internet Explo rer on the computer 2. When proxy settings are en abled in the Internet Explorer, follow the steps below to dis.
34 Setting Using Internet Explorer 4. Disable pop -up block Connection of VN-V25U/26U ca nnot be established when pop-up block in the Internet Explorer is set to A Enable B . Follow the steps below to set the pop-up block to A disable B . ● Selecting [Tool]-[Pop-up Blocker]-[Turn Off Pop-up Blocker] permits all sites.
35 ● operator ● user Note: ● The [Security Settings] screen appears before the top page is displayed. Press the [Yes] button to proceed. If you do not want this warning screen to be displayed, change the Internet Explorer settings as follows. ● Open [Tool]-[Internet Options]-[Security] and select the [Trusted sites] icon.
36 Setting Using Internet Explorer View Page This top page is displayed upon acce ss using any of the user names A admin B , A operator B or A user B . The camera image is displayed as a still image. Links to each page are found at the left end. The links displayed vary accord ing to the user name.
37 A Reload Still Image Press this button to refres h the displayed still image. Clicking [View] or re-entering the Inter net Explorer address will only display the page that is temporarily stored in the In ternet Explorer, and still images may not be refreshed.
38 Setting Using Internet Explorer Camera Page This page is for setting the camera’s parameters. This page can be used during access using A admin B or A operator B . ● Press the [OK] button to enable the new settings. ● If the [OK] button is pressed upon entering an inva lid value, a warning message will appear and the entry will be denied.
39 A Camera ID Character strings entered here will be written to the JPEG comment segment (item name: camera). Refer to the API Guide on the file formats of JPEG. B Monitor Type For selecting the monitor type according to the monitor used to display the video images.
40 Setting Using Internet Explorer Camera Page (continued) Setting (continued) H AGC For setting the AGC (automatic gain control) level. Off : Disables the AGC feature Mid : When the amount of light i.
41 K Shutter Speed For setting the shutter speed. Auto : Varies the shutter speed automatically according to the brightness. 1/30 ~ 1/10000 : Fixed shutter speed.
42 Setting Using Internet Explorer Camera Page (continued) Setting (continued) N O VN-V25U_26U_EN.book Page 42 Fr id ay, January 18, 2008 2:56 PM.
43 N White Balance For selecting the white balance control feature. White balance can be adjusted for a light source with a color temperature range of 2800K to 9500K. ATW Switches to the Auto-Tracking White Balance (automatic color temperature tracking) mode.
44 Setting Using Internet Explorer Encoding Page This page is for setting JPEG and MPEG4 encoding parameters. This page can be used during access using A admin B or A operator B .
45 JPEG B Quality/Size For specifying the rate control m ode and target file size fo r JPEG. When A VFS1 B to A VFS7 B is selected, the quantization table during JPEG encoding will be maintained and the fi le size will increase/decrease according to the input signals.
46 Setting Using Internet Explorer Audio Page ( VN-V26U only) This page is for setti ng the audio parameters. This page can be used during access using A admin B or A operator B ● To enable the new settings, pr ess the [OK] button. Setting (continued) A Duplex Mode For setting the audio transmission method.
47 Alarm Page This page is for setting actions when there is an alarm. Up to 5 actions (No. 01 - No. 05) may be set. This page can be used during access using A admin B or A operator B . ● Press the [OK] button to en able the new se ttings. Only items that are valid un der the sele cted action will be saved.
48 Setting Using Internet Explorer Alarm Page (continued) Setting (continued) A Action For specifying the type of action. Disable : Does not trigger any action. Mail : Sends out e-mail. Specif y the recipient’s mail address. The title of the mail will appear as [Alarm from VN-V2x] and the sender as [Camera ID].
49 B 1st Trigger For specif ying the first trigger to be activated. Either alarm input (mak e), alarm input (break) or motion det ection can be selected.
50 Setting Using Internet Explorer Alarm Page (continued) Setting (continued) E F G H VN-V25U_26U_EN.book Page 50 Fr id ay, January 18, 2008 2:56 PM.
51 E Mail Mail Address : For entering t he recipie nt’s mail address. Mail Text : For entering the mail transmission data. Input up to 127 alphanumeric characters.
52 Setting Using Internet Explorer Alarm Environment Page This page is for setting alarm-related environments. This page can be used during access using A admin B or A operator B .
53 A Mail For setting the mail environment whe n [M ail] is specified as an action on the Alarm page. [SMTP] and [POP] can be used. Configure only the [SMTP] settings under usual circumstances. Enter the camera’s mail address as the recipient’s mail address.
54 Setting Using Internet Explorer Alarm Environment Page (continued) Setting (continued) B C VN-V25U_26U_EN.book Page 54 Fr id ay, January 18, 2008 2:56 PM.
55 B FTP Time Filter: For specifying the periodic FTP transfer action with respect to each day of the week and setting the corresponding time of the day.
56 Setting Using Internet Explorer Privacy Mask Page Privacy Mask is a feature that enable s masking of a portion of the image. VN-V25U/26U enables privacy masks to be specif ied in different shapes. The Privacy Mask masks area by uploading a BMP file painted in red (created separately).
57 A Mode For specifying whether to activate the Privacy Mask feature. When this is set to A On B , the privacy mask specified using the following items will appear on the image. Note: ● When MPEG4 is set to the same fram e size as JPEG, privacy masks are displayed on both images.
58 Setting Using Internet Explorer Motion Detection Page This page is for setting motion detection. ● The area valid for motion detection is displayed in blue. ● The area where motion is detected is displayed in red. Setting (continued) BC D E F A VN-V25U_26U_EN.
59 Note: ● The area display position serves as a reference. Make sure to perform operation check. ● The screen is divided into blocks of 80 (10 horizontal x 8 vertical). Set the angle of view such that the size of the object for which motion is to be detected is larger than the size of multiple blocks.
60 Setting Using Internet Explorer Basic Page This page is for performing basic setting related to the network. This page can be used during access using A admin B . ● Press the [OK] button to enable the new settings. ● If the [OK] button is pressed upon entering an inva lid value, a warning message will appear and the entry will be denied.
61 A IP Setting For setting the DHCP client function. Connect VN-V25U/26U to a network environment with a DHCP server when DHCP is to be enabled. If the DHCP serve r does not exist whe n DHCP is set to A Enable B , VN-V25U/ 26U will start running with the 192.
62 Setting Using Internet Explorer Details Page This page is for performi ng detailed network setting. This page can be used during access using A admin B . ● Press the [OK] button to enable the new settings. ● If the [OK] button is pressed upon entering an inva lid value, a warning message will appear and the entry will be denied.
63 Protocol Pa ge This page is for changing the HTTP server port number. This page can be used during access using A admin B . ● Press the [OK] button to enable the new settings. ● After changing, you will need to re -establish the c onnection if you are using the Internet Explorer.
64 Setting Using Internet Explorer Streaming Page This page is for setting manual multicast transmission. This page can be used during access using A admin B or A operator B .
65 Note: ● When the power of VN-V25U/26U shuts down accident ally during multicast transmission, multicast transmission will restart automatical ly after VN-V25U/26U is rebooted.
66 Setting Using Internet Explorer Access Restrictions Page This page is for setting client restrictions. This page can be used during access using A admin B . ● Press the [OK] button to enable the new settings. ● If the [OK] button is pressed upon entering an inva lid value, a warning message will appear and the entry will be denied.
67 Caution: ● Note that when A allow B is selected and all IP address fields are left blank, JPEG/MPEG4 acquisition by all IP addresses will be denied. Restrictions are not imposed on access to the Web Settings page. Additionally, VN-V25U/ 26U will also deny access when instructions for transmission to the specified IP address are sent via API.
68 Setting Using Internet Explorer Time Page This page is for setting time. This page can be used during access using A admin B . ● Press the [OK] button to enable the new settings. ● If the [OK] button is pressed upon entering an inva lid value, a warning message will appear and the entry will be denied.
69 Password Page This page is for setting the password. This page can be used during access using A admin B . ● Press the [OK] button to enable the new settings. Caution: ● Be sure to handle the password carefully in case you forget it. ● In the event that you forget the passwor d, please consu lt JVC’ s servicing center.
70 Setting Using Internet Explorer Maintenance Page This page is for maintenance purposes. This page can be used during access using A admin B . Setting (continued) A All Settings A Initialize B Restores all settings to their def ault values and re boots the unit.
71 LED State Page This page is for setting the method for lighting the [STATUS] indicator at the side of VN-V25U/26U. This page can be used during access using A admin B or A operator B . ● Press the [OK] button to enable the new settings. A LED State For selecting whether to light up the [STATUS] indicator of this unit when it is running.
72 Setting Using Internet Explorer List of Factory Settings of Each Page 䡵 Camera Page 䡵 Encoding Page 䡵 Audio Page (VN-V26U only) 䡵 Alarm Page 䡵 Alarm Environment Page Setting (continued) I.
73 List of Factory Settings of Each Page (continued) 䡵 Privacy Mask Page 䡵 Motion Detection Page 䡵 Basic Page 䡵 Details Page 䡵 Protocol Pa ge 䡵 Streaming Page 䡵 Access Restrictions Page .
74 Setting Using Internet Explorer Miscellaneous Page This page is for acquiring information. This page can be used during access using A admin B , A operator B and A user B . Setting (continued) A A Open Source Software Press the [Show] button to display information of the software used by VN-V25U/26U.
75 Operation Page Displays the operating status of VN-V25U/26U. This page can be used during access using A admin B or A operator B . A Total Sending Bitrate Displays the total TCP/UDP bit rate sent by VN-V25U/26U as well as the individual bit rates. B Destination Displays the destination that VN-V25U/26U is sending data to.
76 Setting Using Internet Explorer Settings Page This page displays the version info rmation and settings of VN-V25U/26U. This page can be used during access using A admin B or A operator B .
77 Settings Page (continued) VN-V25U_26U_EN.book Page 77 Fr id ay, January 18, 2008 2:56 PM.
78 Setting Using Internet Explorer Settings Page (continued) Setting (continued) VN-V25U_26U_EN.book Page 78 Fr id ay, January 18, 2008 2:56 PM.
79 Operation This product comes with a JPEG Viewer and an MPEG4 Vie wer . Each of these viewers functions separately . 䡵 Using the JPEG Viewer enab les d isplay of a series of still images as well as one-shot recording of still images. 䡵 Using the MPEG4 Viewer enab les di splay of MPEG4-encoded motion images .
80 Operation Internet Explorer Setup (cont inued) 3. If ActiveX controls and plug-ins of the Internet Explorer is disabled, follow the steps belo w to enable it ● Click [T r usted sites] under [T ool]-[Internet Options]-[Secur ity]. Upon doing so, the [Sites…] button directly belo w becomes ac tive.
81 Installing the built-in vie wer 1. Enter the URL of the built-in vie wer in the address field of Internet Explo rer For e xample, if the IP address of VN-V25U/26U is 192.168.0.2, enter as follows: 䡵 VN-V25U ● JPEG View er http://192.168.0.2/cgi-bin/v25vi ewing.
82 Operation Screen Configuration of JPEG Vie wer ● When the JPEG Viewer is first installed, it is set to pla y back at 15 fps by def ault. Operation of Built-in Vie wer (continued) A B C D Ŷ VN-V25U A B C D E F ■ VN-V26U VN-V25U_26U_EN.
83 A DisplaySize Switches the displa y size. (V GA or QVGA) B Capture Captures the currently display ed image on the computer . Images captured will be stor ed as a JPEG file in the folder created under [My Document] of the computer . The default f older nam es for VN-V25U and VN-V26U are A VN-V25U B and A VN-V26U B resp ectively .
84 Operation JPEG Viewer Config uration The viewer setting window appears upon clicking the [Setup] b utton of the built-in viewer . Operation of Built-in Vie wer (continued) A B C DE VN-V25U_26U_EN.
85 A On Screen Display Settings F or setting display items on the viewer screen. F or the JPEG Viewer , characters are display ed as ov erlay on the video image. Camera ID Selec t A On B to display [Camer a ID]. [Camera ID] can be specified on the [Camera] page of VN-V25U/26U.
86 Operation JPEG Viewer Configuration (continued) Note: ● The settings of the built-in view er are stored in the file named Cookie. Note: Searc hing and deleting cookie fi les ● Open [T ool] - [Internet Options] - [Advanced] of the Inter net Explorer, and press the [Settings] button under [T emporar y Inter net Files].
87 Exiting the JPEG Viewer T o e xit, press the [close] button at the top right of the window . ● During the next startu p of the built-in view er , launch the Inter net Explorer and enter the UR L of the built-in view er in the address field. For e xample, if the IP address of VN-V25U/26U is 192.
88 Operation Screen Configuration of MPEG4 Vie wer Operation of Built-in Vie wer (continued) A B C A B C Ŷ VN-V25U A B C D E ■ VN-V26U VN-V25U_26U_EN.
89 Note: ● T o use the built-in MPEG4 Vie wer of VN-V25U/26U , install “ffdshow” that is open source codec. Y ou can download “ffdshow” from the Internet. A DisplaySize Switches the displa y size. (V GA or QVGA) B Pau s e Pauses/Resumes pla yback of motion images.
90 Operation MPEG4 Viewer Configuration The MPEG4 Viewer’ s settings win dow appears upon clicking the [Setup] b utto n of the viewer . Operation of Built-in Vie wer (continued) A B CD A Title Bar Display Settings F or setting display items on the viewer screen.
91 Note: ● T o use the built-in MPEG4 Vie wer of VN-V25U/26U , install “ffdshow” that is open source codec. Y ou can download “ffdshow” from the Internet. B Stream Settings F or specifying settings for receiving MPEG4 stream. Stream F or selecting the protocol when the vie wer acquires data fr om VN-V25U/26 U.
92 Operation Note: ● The settings of the built-in view er are stored in the file named Cookie. Note: Searc hing and deleting cookie fi les ● Open [ T ool] - [Internet Options] - [Adv anced] of the Internet Explorer, and press the [Settings] button under [ T emporary Internet Files].
93 Exiting the MPEG4 Viewer T o e xit, press the [close] button at the top right of the window . ● During the next startu p of the built-in view er , launch the Inter net Explorer and enter the UR L of the built-in view er in the address field. For e xample, if the IP address of VN-V25U/26U is 192.
94 Operation A udio Setup (VN-V26U onl y) Click the [A udio Setu p] button of the b uilt-in viewer to displa y the audio settings window . Operation of Built-in Vie wer (continued) A B C D E VN-V25U_26U_EN.
95 Note: ● Settings of the built-in-vie wer are stored in the file named Cookie. A Receive Setup F or specifying settin gs related to rece iving of audio sent from VN-V26U. Receive F or specifying whether to receive audio . Select A On B to to receive audio .
96 Operation Shortcut for Built-in Viewer Creating a shor tcut for the built-in vie wer on the Desktop screen of the computer saves y ou th e trouble of ha ving to enter the URL in the Inter net Explorer. Create the shor tcut by f ollowing the procedure below .
97 Other s T r oubleshooting Symptom Causes and Countermeasures Reference Pag e IP address of VN-V25U/26U is unknown ● DHCP is A Enable B in default settings. IP address will be provided from DHCP server . ● If there is no DHCP ser ver , VN-V25U/26U will star t using default IP address , 192.
98 Other s T r oubleshooting (continued) Symptom Causes and Countermeasu res Reference Pag e Multicast images cannot be play ed back ● Star t multicast transmission manually from the [Streaming] page of VN-V25U/26U.
99 Symptom Causes and Countermeasures Reference Pag e The MPEG4 Viewer screen appears in blac k When DirectX 9.x or Windows Media Play er 9.x is installed on the computer , the video image screen appears in blac k. [Countermeasure] T o mak e use of the built-in MPEG4 Viewer of VN-V25U/26U, install “ffdshow” that is open source codec.
100 Other s Camera Unit Pick-up element : 1/4-inch progressiv e scan CCD Effe ctive pix els : Approx. 330,000 pix els 659 (H) ⳯ 494 (V) Lens Mount : C/CS mount [Monitor Outp ut] Composite video x 1 (75 K , 1 Vp-p) Minimum object illumination: (VN-V25U) : 1.
101 Ambient humidity : 20 % RH _ 85 % RH (without condensa tion) Mass : 480 g (1.06 lbs) (VN-V25U ) : 530 g (1.17 lbs) (VN-V26 U) Accessories/Atta chments : Star t-up Guide ....................... 1 CD-ROM ................................ 1 W arranty Card (For USA).
102 Other s Dimension [Unit: mm (inch)] T Specifications and appearance of this product are subject to changes for improv ement without prior notice. MAC address BF LOCK 1/4 – 20UNC 30 (1-3/16) 66 (.
103 VN-V25U_26U_EN.book Page 103 Fr iday, January 18, 20 08 2:56 PM.
© 2008 Victor Company of Japan, Limited LST0674-001A VN-V25U IP CAMERA VN-V26U IP CAMERA VN-V25U_26U_EN.book Page 102 Fr iday, January 18, 20 08 2:56 PM.
Ein wichtiger Punkt beim Kauf des Geräts JVC VN-V25U VN-V26U (oder sogar vor seinem Kauf) ist das durchlesen seiner Bedienungsanleitung. Dies sollten wir wegen ein paar einfacher Gründe machen:
Wenn Sie JVC VN-V25U VN-V26U noch nicht gekauft haben, ist jetzt ein guter Moment, um sich mit den grundliegenden Daten des Produkts bekannt zu machen. Schauen Sie zuerst die ersten Seiten der Anleitung durch, die Sie oben finden. Dort finden Sie die wichtigsten technischen Daten für JVC VN-V25U VN-V26U - auf diese Weise prüfen Sie, ob das Gerät Ihren Wünschen entspricht. Wenn Sie tiefer in die Benutzeranleitung von JVC VN-V25U VN-V26U reinschauen, lernen Sie alle zugänglichen Produktfunktionen kennen, sowie erhalten Informationen über die Nutzung. Die Informationen, die Sie über JVC VN-V25U VN-V26U erhalten, werden Ihnen bestimmt bei der Kaufentscheidung helfen.
Wenn Sie aber schon JVC VN-V25U VN-V26U besitzen, und noch keine Gelegenheit dazu hatten, die Bedienungsanleitung zu lesen, sollten Sie es aufgrund der oben beschriebenen Gründe machen. Sie erfahren dann, ob Sie die zugänglichen Funktionen richtig genutzt haben, aber auch, ob Sie keine Fehler begangen haben, die den Nutzungszeitraum von JVC VN-V25U VN-V26U verkürzen könnten.
Jedoch ist die eine der wichtigsten Rollen, die eine Bedienungsanleitung für den Nutzer spielt, die Hilfe bei der Lösung von Problemen mit JVC VN-V25U VN-V26U. Sie finden dort fast immer Troubleshooting, also die am häufigsten auftauchenden Störungen und Mängel bei JVC VN-V25U VN-V26U gemeinsam mit Hinweisen bezüglich der Arten ihrer Lösung. Sogar wenn es Ihnen nicht gelingen sollte das Problem alleine zu bewältigen, die Anleitung zeigt Ihnen die weitere Vorgehensweise – den Kontakt zur Kundenberatung oder dem naheliegenden Service.
