JVC TK-C750 Camcorder User Manual
Contents
1. COLOR VIDEO CAMERA Instructions Thank you for purchasing the JVC color video camera To obtain the best results from your new camera read these instructions carefully before use retain the manual for future reference WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS UNIT TO RAIN OR MOIS TURE Information for USA This device complies with Part 15 of the FCC Rules Changes or modifications not approved by JVC could void the user s authority to operate the equipment INFORMATION FOR CANADA RENSEIGNEMENT POUR LE CANADA This Class B digital apparatus complies with Canadian ICES 003 Cet appareil num rique de la classe B est conforme a la norme NMB 003 du Canada P MOUNTING A LENS 1 1 RECAUTIONS This unit incorporates the AGC Auto Gain Control function which increases the sensitivity automatically in dark places It is not a malfunction when the image looks grainy in dark conditions Before mounting the camera first mount the lens to be used with the camera and then operate it in order to check the back focus If a high intensity object such as a lamp is in shot the image on the screen may have vertical lines Smear or blur blooming at its periphery especially in AES mode This is a characteristic of the CCD and is not a defect If an EE lens is used set the automatic electronic shutter switch AES to OFF If set to ON flickering may occur If a manual iri2. d located on the camera mounting bracket CAUTION Use a screw shorter in length than 7mm from the camera mounting face Furthermore make use of the rotation prevention holes e to prevent the camera from falling and be sure to mount the camera securely Special precautions must be taken when mounting the camera on a wall or a ceiling JVC is not liable for any damage caused by incorrect installation e With the mounting plate on the underside ap E This camera is originally designed to be mounted from underneath as shown The hole is standard photographic pan head screw size 1 4 20 UNC as is found in a typical camera fixing point or pan amp tilt head e With the mounting plate relocated to the topside Remove the CAMERA MOUNTING BRACKET f from the underside of the camera by removing the two fixing screws as shown 2 Attach the CAMERA MOUNTING BRACKET f to the top then mount the camera on the Fixing Unit as shown Make sure that two original screws are used when mounting the CAMERA MOUNTING BRACKET f Be sure to use a 6 mm long locking screw for the camera mounting bracket These instructions assume the camera will only be mounted indoors gt F Exercise maximum caution when installing the unit to a wall or ceiling If in any doubt ask a professional to do the job because if the unit were subsequently to fall it could result in personal injuries or accidents When installing the unit on a fixer turn table etc be s
3. outlet and disconnect the antenna or cable system This will prevent damage to the product due to lightning and power line surges Do not allow anything to rest on the power cord Do not locate this appliance where the cord will be abused by persons walking on it Follow all warnings and instructions marked on the appliance Do not overload wall outlets and extension cords as this can result in fire or electric shock Never push objects of any kind into his appliance through cabinet slots as they mat touch dangerous voltage points or short out parts that could result in a fire or electric shock Never spill liquid of any kind on the appliance Do not attempt to service this appliance yourself as opening or removing covers may expose you to dangerous voltage or other hazards Refer all servicing to qualified service personnel Unplug his appliance from the wall outlet and refer servicing to qualified service personnel under following conditions a When the power cord or plug is damaged or frayed b If liquid has been spilled into the appliance c If the appliance has been exposed to rain or water d If the appliance does not operate normally by following the operating instructions Adjust only those controls that are covered by the operating instructions as improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the appliance to normal operation e If t
4. ES Automatic Electronic Shutter Turning this switch ON when a lens with a manual iris diaphragm is used enables the auto matic adjustment of image brightness In this case the shutter speed changes according to the brightness of the subject RON Hunting may occur at a certain object brightness due to the mechanism of the AES circuit but this is not a fault SPECIFICATIONS Image pickup device 1 3 inch interline transfer CCD U type 510 H x 492 V E type 500 H x 582 V Internal Line lock U type 60 Hz E type 50 Hz regions only Synchronization method Scanning frequency U type H 15 734 kHz V 59 94 Hz E type H 15 625 kHz V 50 Hz Resolution 330 TV line H Typ VIDEO OUT Composite video signal 1 V p p 75 Q unbalanced Video S N ratio 50 dB Minimum required illumination 0 28 Ix typ F1 2 25 0 55 Ix typ F1 2 50 Lens mount C CS mount Power supply U type AC 24 V 60 Hz 3 3W E type AC 24 V 50 Hz 60 Hz 240 mA and power consumption Ambient temperature 10 C to 50 C operation 0 C to 40 C recommended 340 g WARRANTY CARD U type only x1 Mass Provided accessory DIMENSIONS Unit mm Design and specifications are subject to change without notice J
5. JVC For Customer Use Enter below the Serial No which is located on the body Retain this information for future reference Model No Serial No TK C750 These instructions are for TK C750U and TK C750E RON ou 13 14 15 Do not place this appliance on an unstable cart stand or table The appliance may fall Slots and openings in the cabinet and the back or bottom are provided for ventilation and to IMPORTANT SAFEGUARDS Read all of these instructions Save these instructions for later use All warnings on the product and in the operating instructions should be adhered to Unplug this appliance system from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use a damp cloth for cleaning Do not use attachments not recommended by the appliance manufacturer as they may cause hazards Do not use this appliance near water for example near a bathtub washbowl kitchen sink or laundry tub in a wet basement or near a swimming pool etc PORTABLE CART WARNING causing serious injury to a child or adult and serious damage to the appliance may fall symbol provided by RETAC causing serious injury to a child or adult and serious damage to the appliance Use only with a cart or stand recommended by the manufacturer or sold with the appliance Wall or shelf mounting should follow the manufacturer s instructions and should use a mounting kit approv
6. ed by the manufacturer e An appliance and cart combination should be moved with care Quick stops excessive force and uneven surfaces may cause the appliance and cart combination to overturn wale 83126A insure reliable operation of the appliance and to protect it from overheating these openings must not be blocked or covered The openings should never be blocked by placing the appliance on a bed sofa rug or other similar surface This appliance should never be placed near or over a radiator or heat register This appliance should not be placed in a built in installation such as a bookcase unless proper ventilation is provided This appliance should be operated only from the type of power source indicated on the marking label If you are not sure of the type of power supplied to your home consult your dealer or local power company For appliance designed to operate from battery power refer to the operating instructions This appliance system is equipped with a 3 wire grounding type plug a plug having a third grounding pin This plug will only fit into a grounding type power outlet This is a safety feature If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the grounding plug For added protection for this product during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the wall
7. he appliance has been dropped or the cabinet has been damaged f When the appliance exhibits a distinct change in performance this indicates a need for service When replacement parts are required be sure the service technician has used replacement parts specified by the manufacturer that have the same characteristics as the original part Unauthorized substitutions may result in fire electric shock or other hazards Upon completion of any service or repairs to this appliance ask the service technician to perform routine safety checks to determine that the appliance is in safe operating condition For USA and CANADA The lightning flash with arrowhead symbol within an equi lateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s en closure that may be of sufficient magnitude to constitute a risk of electric shock to per sons CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN 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 The exclamation point within an equilateral tri angle is intended to alert the user to the pres ence of important operating and maintenance servicing instructions in the literature ac companying the appliance b if JVC te DIGITA C
8. k focus locking screw M 2 6 using a Phillips head screwdriver turn the back focus adjusting ring with your fingers or the screw driver and change the mounting method B Dimension b of the lens shown in the illustration must be as shown in the table below If b exceeds the value in the table it may damage the inside of the camera or correct mounting may be impossible never use such lenses Do not attach a C mount lens when using the CS mount Lens Flange back c Dimension b C mount lens 17 526mm 10mm or less CS mount lens 12 5mm 5 5mm or less The F mark indicates a focal point C Mount the DC IRIS lens on the camera by turning the lens clockwise Adjust its position If the lens has an auto iris mechanism connect the lens cable after checking the pin assignment Lens DC IRIS 13 Pin No does not contain EE amplifier 1 Brake au 2 Brake it 3 Drive Bas 0 45 V 4 05 il 4 Drive Current 26 mA max 24 4 pin plug service part number SCV2859 001 For details please consult your JVC dealer CONNECTION When the camera is powered the POWER LED lights up CAMERA type Power TK C750U AC 24V class 2 only TK C750E AC 24V isolated power only Fall Prevention Installation of camera Connect to a video monitor etc 75 Q When mounting the camera on a fixer pan tilt etc use the camera mounting screw p hole
9. le position and turn the back focus ring to adjust the focus Repeat steps 2 and 3 two or three times 5 Tighten the back focus locking screw by turning it clockwise SETTING SWITCH The illustration shows the factory set default settings gt l Line Lock To set the camera in LL mode for synchronization with the power supply frequency do the following 1 Turn switch to LL 2 Press the or button to make the phase variable Adjust with the button so that the vertical phase of the camera matches the vertical phase of another camera or system with a multi channel oscilloscope To reset the setting press the and buttons simultaneously U type 60Hz power region only E type 50Hz power region only White Balance White balance can be adjusted within the scope of 2300K to 10000K color temperature When switch is at ATW Auto Tracking White Balance the white balance is automatically adjusted according to the color temperature of the ambient illumination When the white balance is set to AWB Auto White Balance press and hold the SET button for 2 seconds to adjust or readjust the white balance Once the white balance is adjusted the setting will not track changes in the color temperature of the ambient illumination BLC Back Light Compensation The switch helps to rectify the situation where a subject appears dark because of backlighting Set this switch to ON for strongly backlit subjects A
10. of Rotation of LEVEL control Anti clockwise towards L Low Clockwise towards H High e If the sensitivity adjustment LEVEL is turned too far to L the sensitivity will increase due to the AGC function of the camera making the image look grainy e In order to adjust the Iris LEVEL of this camera first set it to H iris fully open and then adjust the LEVEL slowly to its optimum position Back focus adjustment Back focus has been optimally adjusted at the factory for CS mount lenses but it may gt H need re adjustment if the mount is changed for C mount lenses If required adjust as follows e With a fixed focus lens If the focus can not be adjusted correctly by rotating the lens focus ring adjust the back focus as follows 1 Loosen the back focus locking screw by turning it anti clockwise with a screwdriver 2 Point the camera at a test pattern 3 Turn the lens focus ring to 4 Turn the back focus adjustment ring to find optimum focus 5 Tighten the back focus locking screw by turning it clockwise e With a zoom lens If the lens does not track loses focus at any point in the zoom range adjust as follows Loosen the back focus locking screw by turning it anti clockwise with a screwdriver Point the camera at a comparatively dark scene with thin lines Set the lens to the maximum telephoto position and adjust the lens focus Set the lens to the maximum wide ang
11. s lens is used set the AES to ON When used in hot places vertical lines may appear on the screen of this camera This is a characteristic of the CCD and not a failure of the camera The automatic tracking system may not function properly when shooting with non standard lighting or lighting with a color temperature which exceeds the capability of the camera If the camera subject is a single solid color other than white the auto white circuit will normally attempt to change this color to white In the case of this camera if it cannot make a correct prediction the previous white balance setting will be maintained until the subject colors become more varied This unit assumes that the light source being used is either natural lighting sunlight or incandescent lamps color temperature 2300K 10000kK Under special light sources such as sodium lamps colors may appear different compared to what is visible to the eye Noise may appear in the picture and or the colors may be incorrect if the camera is used near a radio or television transmitting antenna in places where strong electromagnetic waves are generated by transformers motors etc or near devices emitting radio waves such as transceivers or cellular phones This unit accepts only a DC iris lens To save energy be sure to turn off the system when not in use gt A Before mounting a lens check whether it is a C mount or CS mount lens If a C Mount lens is used loosen the bac
12. ure to install it firmly and to use one of the rotation preventing holes e provided As a failsafe against falling attach the unit by chain wire cable or other safety restraint to an appropriate anchor point Attach the fall prevention wire using the black screw on the upper surface of the camera as shown in figure F When changing the side at which CAMERA MOUNTING BRACKET is installed be sure to change the attachment side of the fall prevention wire also to the appropriate side Specified screw M2 6 x 4 mm Never use any screw longer than the specified length as the inside can be damaged VICTOR COMPANY OF JAPAN LIMITED 1 _2 H AC24VN BF LocK JVC COLOR VIDEO CAMERA DIGITAL __30_ 1 4 20 UNC LwT0079 2002 VICTOR COMPANY OF JAPAN LIMITED JVC isa Registered Trademark owned by VICTOR COMPANY OF JAPAN LTD JVC is a Registrated Trademark in Japan the U S A the U K and many other countries LENS ADJUSTMENT gt G Video adjust Configure the camera according to the Connection instructions above turn it on display an image on the monitor and check the image The camera has been factory set for optimum operation but it may need further adjustment according to the prevailing conditions and to the lenses to be used If the image does not appear natural adjust as follows e LEVEL adjustment Monitor screen Too bright Too dark Direction
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