JVC LST0450-001B manual Adjusting the back focus

Page 26

Setup

Adjusting the back focus

This camera is adjusted to a optimum wide range for CS-mount lens before shipment but readjustment is required when using zoom lens or C-mount lens or when the lens focus ring is out of focus. Use the following methods to adjust the back focus.

Back focus adjustment ring

Tighten

Loosen

Back focus fastening screw (M2.6)

Lens focus ring

26

Image 26

Contents TK-C926EG Important Safeguards For USAPage Safety Precautions IntroductionInformation for USA Business users Other Countries outside the European Union Power System Sehr geehrter Kunde, sehr geehrte Kundin Realizing a High Picture Quality FeaturesHow to read this manual Conventions and symbols Day/Night surveillanceContents Storage and Location of Use Operating PrecautionsMaintenance Energy ConservationOthers Front/Bottom/Side panel Back focus adjustment ringName of Parts and their Functions Lens MountIris Iris Terminal VIDEO,DC Iris Selector SwitchLevel Iris Level Adjustment Dial Rotation-preventive hole TK-C926EG Back panel TK-C925 SELECTOR/SET Selector switch/Set button AC24V,DC12V Power input terminalVideo OUT Video signal output connector INT,LL Selector Switch for Synchronizing SystemAC 220 V-240 V power cord Power Power indicator lampMounting Screw for Fall Prevention Wire Flow for Connection/Settings Mounting the lens GND Lens Flange back b Dimension aCheck the mounting method of the lens before mounting Connecting the back panel Memo TK-C925 AC24 V or DC12 Connecting the power cableVideo signal coaxial cable TK-C926EG AC 220 V-240Connecting alarm input/output terminal Alarm output terminalMounting the camera Mounting the camera-mounting bracket on top of the camera Precautions regarding fall prevention Fall PreventionAdjusting the back focus With a fixed-focus lens With a zoom lensAdjusting the lens Level adjustment Adjusting the auto white balance Error displayAWC Error LOW Light Insufficient Illumination Adjustment is completeAWC Error NG Object Object error AWC Error High Light Excessive IlluminationPress the Menu button SettingMenu basic operation Press the SET buttonPress the Menu button again Flow of menu screen Page AUX Mode AUX Function screenTITLE/VIDEO screen Mode Balance AWCShutter Auto Shutter ManualSpeed LimitGain Super Gain MAXHigh FIXTK-C925E Acolorb display differs depending on the modelColour TK-C926EGColor Mode To be absolutely certain of B&W/Color switching, weLOW Color AutoLevel TimeOFF BLC ModeDisplay screen MonitorPhase LL Adjustment screenMaintenance screen CCD SpotClearwith Factory Setting screenCancel OUT TitleCamera title setting Detailed setting How to operate Menu operation State Repeat steps 2. toManual adjustment of white balance W.BALANCE Adjust screen is displayedMemo Output of B&W/Color switching signal Press the Menu button twiceSetting is complete and the screen returns to the main menu Control by B&W/Color switching signal from external AUX Mode Input PolarityAUX Modeir Input Polarity Make Menureturn Specifications Ambient temperature General Power supplyPower consumption Accessories Dimensions Unit mm TK-C925U/E TK-C926EG C926EG