Manuel d'utilisation / d'entretien du produit VTG 300 du fabricant Extron electronics
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User ’ s Manual © 2006 Extron Electronics. All rights reserved. Extron Electronics, USA 1230 South Lewis Street Anaheim, CA 92805 USA 714.491.1500 Fax 714.491.1517 Extron Electronics, Eur ope Beeldschermweg 6C 3821 AH Amersfoort The Netherlands +31.
FCC Class A Notice Note: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
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VTG 300/300R • Quick Start Guide CA UTION Operation and service must be performed by authorized personnel only. These units must be operated in accordance with national and local electrical codes. Prior to using the VTG 300R for the first time, please be sure that the batteries are fully charged.
VTG 300/300R • Quick Start Guide Quick Start Guide — VTG 300/300R, cont’d VTG 300/300R • Table of Contents Chapter 1 • Introduction .......................................................... 1-1 About the VTG 300/300R .......................
VTG 300/300R • Table of Contents T able of Contents, cont’d VTG 300/300R Video T est Generator 1 Chapter One Introduction About the VTG 300/300R Features ii 68-737-01 Rev. D 06 06 Button Lock mode ..................................................
VTG 300/300R • Introduction Introduction VTG 300/300R Video T est Generator 2 Chapter T wo Operation Front Panel Features Left Side Panel LED (VTG 300R model only) Right Side Panel Power Input Top P.
VTG 300/300R • Operation VTG 300/300R • Operation Operation 2-3 4 Audio frequency adjustment (Frequency) — When the audio signal type is either a sine or square wave (see 2 above), the audio frequency can be adjusted from 20 Hz to 20 kHz (sine) or 20 Hz to 5 kHz (square).
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d 2-5 2 Output 2: 3-pin XLR connector — Balanced mono audio is output from this male connector . 3 Output 3: 3.5 mm mini stereo phone jack — Unbalanced mono audio on both left and right channels is output from this female mini phone jack.
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d 2-7 Default menu The default menus appear on the LCD when no adjustments are actively being made.
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d 2-9 Grayscale submenu Select the grayscale test pattern from among two types. Press any or button to select from the different test patterns: • 32-level split bars (default) — to set grayscale tracking and evaluate contrast linearity .
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d 2-11 RGB Sync format submenu (RGB Sync Fmt) The VTG offers a choice of four RGB sync formats.
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d 2-13 blacked out screen, and the Cycle mode will display all six categories of test patterns at four-second intervals. Although the output screen will be blacked out when the Blank screen saver mode has been selected, the output sync will still remain active.
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d Additional Functions In addition to the main menu system, there are several other functions that are featured by the VTG. A low battery warning message and a button lock mode that locks out all front panel buttons except the power button are also featured.
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d 2-17 Audio T esting Features The VTG can output from among six different audio signal formats. The audio level can also be selected from a range of levels available for each audio format.
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d Video T esting Features The VTG can output a total of 13 different test patterns by selecting from among six categories of test patterns: crosshatch, H pattern, color bars, grayscale, alternating/multiburst, and white field.
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d 2-21 Selecting a video test pattern Pressing the T est Patterns button will determine what category of test pattern to display . The signal range and/or the output rate also determine the actual test pattern.
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d 2-23 Conserving the VTG 300 Battery Life In order to conserve battery life, batteries should be removed from the VTG 300 if it will not be used for an extended period of time.
VTG 300/300R • Operation VTG 300/300R • Operation Operation, cont’d 2-25 Installing the Protective Boot The included protective rubber boot protects the VTG from abuse and shock while it is in use. The boot may also be reversed to protect the front panel when not in use, as shown below .
VTG 300/300R • Operation Operation, cont’d VTG 300/300R Video T est Generator A Appendix Specifications and Part Numbers Specifications Included Parts 2-26.
VTG 300/300R • Specifications and Part Numbers VTG 300/300R • Specifications and Part Numbers Specifications and Part Numbers A-3 Output level .................................. 0.3 Vp-p for component video (bi-level sync) 0.6 Vp-p for component video (tri-level sync) TTL: 5.
VTG 300/300R • Specifications and Part Numbers VTG 300/300R • Specifications and Part Numbers Specifications and Part Numbers, cont’d A-5 Included Parts These items are included in each order for a VTG 300/300R.
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 Extron electronics VTG 300 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 Extron electronics VTG 300 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Extron electronics VTG 300, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Extron electronics VTG 300 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Extron electronics VTG 300, 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 Extron electronics VTG 300.
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 Extron electronics VTG 300. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Extron electronics VTG 300 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.
