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Nature Vision, Inc. 

www.marcumtech.com 

 

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The 600v x 800h super high resolution LCD monitor on the VS825c viewing system 

provides for an extraordinarily sharp and clear picture under most viewing conditions. 

The daylight viewable monitor requires no sunshield while viewing outdoors. This 

makes it more versatile for summer use or while viewing outside on the open ice. It’s 

recommended when viewing outdoors, that the backlight (brightness) be increased to 

enhance your viewing experience. Although classified as daylight viewable, it is 

recommended that you turn the monitor away from direct sunlight. As indicated, the 

screen brightness can be adjusted to improve outside viewing but with direct light and 

monitor glare it can detract from the picture quality. 

The ultra-thin monitor housing is sealed with a rubber gasket and all plug-in 

connections are potted to protect the internal electronics from the harsh elements. The 

VS800 series LCD systems are considered water resistant. They’re designed to be 

used in the outside elements under most conditions but they’re not recommended to 

be submerged underwater. While operating in cold temperature’s, the VS825c utilizes 

a sophisticated, thermostatically controlled LCD heating element which allows the 

monitor to operate at near optimal temperature. You may experience some blurriness 

or slow down in LCD performance when you first power up the screen in cold 

temperatures. It can take up to several minutes before the screen temperature reaches 

the appropriate operating range. 

In order to create an ultra clear - high resolution picture, there needs to be a matching 

high quality camera. The VS825c uses the best color camera module available; the 

Sony Super HAD ultra low lux CCD. This camera offers a 90° angle of view, giving the 

user a wide coverage area for maximum visibility. 

The Manta camera design matches the high quality Sony Super HAD color CCD 

camera to adjustable high intensity white LED’s. This lighting option incorporates 

MarCum’s exclusive Darkwater lighting technology. Darkwater technology greatly 

reduces particulate reflection and increases viewing distance by positioning the lights 

above and behind the actual camera lens.  

Adjusting the settings on a monitor has never been so easy. The digital keypad 

activates an onscreen display for making adjustments to the monitor brightness, 

contrast, color and sharpness. In addition to adjusting the monitor screen settings, the 

digital keypad also controls underwater lighting, dimmer for controlling underwater 

lighting intensity and power ON / OFF. 

To clean the monitor screen, use a cleaner recommended for plastic and a soft cloth 

towel. 

Summary of Contents for Underwater Viewing System VS825

Page 1: ...MA 030 MK Rev A Date 8 18 08 UNDERWATER VIEWING SYSTEM USER MANUAL VS825c ...

Page 2: ...etting Started 5 Adjusting the Monitor Settings 6 Lighting 7 Ice Fishing Application 8 Open Water Application 8 Battery Charging 8 Product Performance Specifications 10 One Year Warranty 10 How to Obtain Service 11 MarCum User Manuals are available for download from www marcumtech com ...

Page 3: ...tem that is not only user friendly but as easy to use in open water as it is on the ice You will now be able to stop guessing at what is below the surface and start seeing the real mysteries of underwater life Have fun and good viewing Features 600v x 800h super high resolution LCD monitor equipped with a sophisticated thermostatically controlled heater to enhance your viewing experience in winter...

Page 4: ...ing element which allows the monitor to operate at near optimal temperature You may experience some blurriness or slow down in LCD performance when you first power up the screen in cold temperatures It can take up to several minutes before the screen temperature reaches the appropriate operating range In order to create an ultra clear high resolution picture there needs to be a matching high quali...

Page 5: ...d ABS hard case with a built in battery tray and a Velcro strap to securely hold the battery in place Next to the battery is a storage compartment for the camera and camera cable The monitor folds down flat and the padded case encompasses the entire system protecting it during transportation On the left side of the case is a carrying handle for ease of transport The sealed 7 2 amp rechargeable lea...

Page 6: ...l red LED indicator light located next to the power button will turn ON The monitor should now be displaying the image being transmitted from the camera The camera can now be unwrapped from the cable spool and deployed into the water to the desired depth The depth of field distance the camera can see underwater depends on the clarity of the water and available light at the depth the camera is used...

Page 7: ...ake the monitor easier to see Sharpness Sharpness is the amount of high frequency detail in the image Adjust the sharpness according to personal preference note increasing the contrast can give an impression of increased sharpness so try this first Color Increasing the color saturation will increase the vividness but can make the picture look darker overall Decreasing the color saturation will mak...

Page 8: ...ur fingers The VS825c also includes a down viewing fin that snaps into the back of the Manta camera Once the fin is attached the camera cable can be inserted through the cutout at the rear of the fin and locked into place It is recommended that you leave about six inches of excess cable forming a loop before locking the cable into place The camera can now be lowered into the hole to view what is d...

Page 9: ...eplace the battery with a battery of equal specification If your viewing image appears cloudy fuzzy or the screen begins to shrink check your battery charge One of the major symptoms of a dead or near dead battery is the degradation of your viewing image Try charging your battery or if the battery is unable to hold a charge replace it with a new one of similar specification If you need to remove t...

Page 10: ...fects in materials and workmanship for one year from the date of purchase This warranty applies to customers who properly fill out and return the warranty card included with this manual Failure to complete and return the warranty card voids the warranty Nature Vision Inc will at its sole discretion and without charging the customer repair or replace any components that fail in normal use Failures ...

Page 11: ...of warranty services will be charged a fee for service and shipping which must be paid in advance After obtaining a Return Authorization number the unit should be securely packed and shipped pre paid freight and insured to Nature Vision Inc It is the consumers full responsibility to track their products sent out in the mail or other forms of delivery service Nature Vision Inc will not be liable fo...

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