JVC TK-C926EG, TK-C1530U manual Adjusting the back focus, With a fixed-focus lens, With a zoom lens

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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

With a fixed-focus lens

If the focus cannot be adjusted correctly with the lens focus ring, adjust the back focus as follows.

1. Loosen the back focus fastening screw by turning it anti-clockwise with a + screwdriver.

2. Shooting an object or a picture with fine patterns that is away from the object

3. Turn the lens focus ring to ∞.

4. Turn the back focus adjustment ring to focus at the best point.

5. Tighten the back focus fastening screw by turning it clockwise.

With a zoom lens

If the image is out of focus when zooming (telephoto - wide angle), adjust the camera as follows.

1. Loosen the back focus fastening screw by turning it anti-clockwise with a + screwdriver.

2. Shooting an object or a picture with fine patterns that is away from the object

3. Zoom to the maximum telephoto position and turn the lens focus ring to adjust the focus.

4. Zoom to the maximum wide angle position and turn the back focus adjustment ring to adjust the focus.

5. Repeat steps 3 and 4 two or three times.

6. Tighten the back focus fastening screw by turning it clockwise.

Note:

●In the case of B&W/Color mode, the lens performance may cause the image to be out of focus when the illumination of the object is near-infrared light. In such a case, use a lens that is compatible with near-infrared light.

Memo:

●Focus setting may differ on the color and on the black and white screen. Make adjustments so that the focus will come to the optimum on both screens.

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Contents TK-C1530U/E Instructions For USA Introduction Safety PrecautionsSehr geehrter Kunde, sehr geehrte Kundin Dear CustomerContents FeaturesEnergy Conservation Operating PrecautionsMaintenance Storage and Location of UseFront/Bottom/Side panel Name of Parts and their FunctionsBack panel AC 220 V-240 V power cord Setup System ExamplePower Power indicator lamp Mounting Screw for Fall Prevention WireSystem Example Flow for Connection/SettingsGND Lens Flange back b Dimension aMounting the lens Check the mounting method of the lens before mountingConnecting the control signal cables Connecting the back panelConnecting the power cable Video signal coaxial cableMounting the camera Connecting alarm input/output terminal Alarm input terminal  Alarm output terminalRemove the camera-mounting bracket fastening screws Precautions regarding fall preventionMounting the camera-mounting bracket on top of the camera Fall PreventionAdjusting the back focus With a fixed-focus lensWith a zoom lens  Level adjustment Adjusting the lensAdjusting the auto white balance Page Flow of menu screen Only for TK-C1530U/E and TK SettingSetting AUX Function screenTITLE/VIDEO screen Shutter Manual Balance AWCShutter ModeGain Gain MAXFIX Color Mode ColorColour Overlay Color AutoLevel TimeDisplay screen LL Adjustment screenMachine ID Private Mask screenCommunication screen StyleFactory Setting screen Maintenance screenDetailed setting Camera title settingPage Output of B&W/Color switching signal  Set the AUX Mode item to AB&W OutbPress the Menu button twice Control by B&W/Color switching signal from external AUX Mode Input PolarityMode switching Private mask setting  Completion of mask setting Press the Menu buttonEdit left/top or right/bottom of mask respectively Memo Scene B Night Scene file functionScene a Day UseSpecifications  Dimensions Unit mm TK-C1530U/E TK-C1531EG

TK-C925U, TK-C925E, TK-C1530E, TK-C1531EG, TK-C1530U specifications

JVC has built a strong reputation for its advanced camera technologies, particularly in surveillance and monitoring applications. Among its extensive range, the models TK-C926EG, TK-C1530U, TK-C1531EG, TK-C1530E, and TK-C925E stand out for their impressive features and capabilities.

The TK-C926EG is well-regarded for its compact design and remarkable low-light performance, making it suitable for various environments. This camera utilizes a 1/3-inch color CCD sensor that ensures high sensitivity and accurate color reproduction, even in challenging lighting conditions. It offers a resolution of 540 TV lines, providing clear and detailed images. Additionally, the camera supports a wide range of lens options, enhancing its versatility for different installations.

In contrast, the TK-C1530U and TK-C1531EG share similar core features but cater to slightly different needs. Both models boast a 1/3-inch CCD sensor and an impressive horizontal resolution of 600 TV lines, which guarantees high-quality video outputs. The TK-C1530U is especially recognized for its robust design, making it ideal for outdoor applications. Meanwhile, the TK-C1531EG offers advanced features including dynamic backlight compensation, which enhances visibility in high-contrast scenes – a crucial technology for effective surveillance.

The TK-C1530E, on the other hand, is an essential choice for various surveillance needs, especially in retail and commercial settings. Like its counterparts, it features a 1/3-inch CCD sensor but excels in its ability to adapt to varying light conditions with its automatic gain control and electronic shutter capabilities. This adaptability is important for maintaining clarity during transitions from bright environments to darker areas.

Lastly, the TK-C925E is dedicated to quality and performance, providing full 540 TV lines of resolution. This camera is particularly noted for its wide dynamic range and excellent noise reduction technology, which allows for clearer images in low-light situations.

Overall, these JVC models exemplify a commitment to innovation in video surveillance technology, combining high-resolution imaging, adaptability to light conditions, and robust design features to cater to diverse monitoring applications. Each camera serves its unique purpose while maintaining the superior quality and reliability JVC is known for in the industry.
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