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THOMSON LDK 100, Техническое руководство

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Adjustments

Technical Manual LDK 100 - Camera Head

4-9

Set-up
1. Switch off power. Place sync. monitoring board on service extender. Switch on power.
2. Switch on colour bar.

Viewfinder output level
3. Connect oscilloscope terminated with 75 Ohm to the VF output on the back panel.
4. Adjust the potentiometer on the sync. monitoring board to obtain the correct output amplitude VF output signal.

Measure at:

Adjust with:

Required result:

Correct:

VF output

ZR42

PAL  700mV

0%

10

90

100

0.2V

10µS

VB+700mV

NTSC 714mV

(100IRE)

5. Switch off power. Return sync. monitoring board to its position in the camera.

Содержание LDK 100

Страница 1: ...LDK 100 Multi role Digital Camera Head Technical Manual 3922 496 46761 St 03 Start V shift Exp Time White Bal Clean scan Nom level VTR Save Ext Iris Std File P o w e r o n Smart Card Power off 1 Clea...

Страница 2: ...ification au cours de l volution technique Thomson Multimedia Broadcast Solutions 2002 We Thomson Broadcast Solutions Nederland B V Kapittelweg 10 4827 HG Breda The Netherlands declare under our sole...

Страница 3: ...3 Set up Instructions 4 3 White Shading Adjustment 4 4 Video ADC Automatic Calibration 4 4 Pre processorCalibration 4 4 SawtoothCalibration 4 4 3200KAdjustment 4 5 FlareAdjustment 4 5 SoftwareDownload...

Страница 4: ...ontained in Section 1 of the manual The remaining sections of the manual provide first line service information so that suitably qualified service personnel can detect and repair faults normally by mo...

Страница 5: ...the illustration above the current status of the unit is 01 Line 1 392240700000 Line 2 123456AA0101 Line 3 VR 0123456789 Line 1 This is the code number of the printed circuit board assy PCB Line 2 Thi...

Страница 6: ...iv Technical Manual LDK 100 Camera Head 02 36 1...

Страница 7: ...Technical Manual LDK 100 Camera Head 1 1 Section 1 Safety Instructions ThissectionoutlinestheprecautionsthatmustbetakenintoaccountwhenusingtheCameraHead Contents Safety Summary 1 2 Cautions and Warnin...

Страница 8: ...ngs indicate danger that requires correct procedures orpracticestopreventdeathorinjurytopersonnel Cautions indicate procedures or practices that should be followed to prevent damage or destruction to...

Страница 9: ...a metal strap The protective earth terminal is internally connected to the protective earth conductor of the power cable If required the central earth connection wire of the studio can be connected to...

Страница 10: ...1 4 Technical Manual LDK 100 Camera Head Safety Instructions...

Страница 11: ...ormation on the integration of the camera into yourstudiosystemareprovided Theproceduresforthecustomizationofcertainhardwarefunctions and connector information is also provided Contents Packing Unpack...

Страница 12: ...s or service centre within eight days If the shipping container shows signs of damage or stress notify the carrier as well If a unit is being returned to Thomson Multimedia Broadcast Solutions for ser...

Страница 13: ...il 1 on the bottom of the camera head as a guide fit the guide pins 2 on either side of the connectorandtheguidepin 3 atthetoprearofthe camera head into the corresponding slots of the adapter b First...

Страница 14: ...ver board Hardware Customization Lens matching When a camera is supplied with a lens it is not necessarytoperformanyofthefollowingadjustments asthelensisalreadymatchedtothecamera However if you wish t...

Страница 15: ...DGND 6 RS DSR 7 RS RTS 8 RS CTS 9 12V 1 9 5 6 1 80V 2 n c 3 GND 4 INTN D 5 vf ext video 6 n c 7 vf video ret 8 SDA D 9 SCL D 10 vf ext video ret 11 GND 12 vf video 13 Pb vf ret 14 Pr vf ret 15 GND 16...

Страница 16: ...9 10 1 1 Audio Screen 2 Audio In 3 Audio Return Microphone impedance 200 ohm Sensitivity remote controlled via base station range 70 to 28 dBm Signal at pin 2 of audio input is in phase with signal at...

Страница 17: ...GND 15 16 BS_TCK 16 BS_TRSTN 16 GND 16 GND 17 ext video 17 ext video ret 17 GND 17 GND 18 5V 18 5V 18 5V 18 5V 19 5V 19 5V 19 5V 19 5V 20 3 3V 20 3 3V 20 3 3V 20 3 3V 21 5VD 21 5VD 21 5VD 21 5VD 22 sh...

Страница 18: ...ements NTSC 1000 h x 498 v PAL 1000 h x 594 v Digital quantization 12 bits A d Digital signal processing 18 MHz and 36 MHz 20 bits accuracy Sensitivity 2000 lux 186 ft cd at F9 0 reflectance 89 9 Mini...

Страница 19: ...50 TV lines 500 TV lines in EVR NTSC 400 TV lines 450 TV lines in EVR EVR Extended Vertical Resolution mode Specifications LDK 100 ITW General data Power requirements 12V dc 11 0 to 17 0 Power consump...

Страница 20: ...2 10 Technical Manual LDK 100 Camera Head Installation Dimensions...

Страница 21: ...a Head 3 1 Section 3 Replacements Thissectiongivesinformationontheprocedurestofollowwhenreplacingprintedcircuitboardsand mechanical components at first line level Contents Introduction 3 2 Printed cir...

Страница 22: ...removing the modules should be followed in reverse order when remounting the units Printed circuit boards Gaining access to the boards To access the printed circuit boards remove the left side cover...

Страница 23: ...handgrip proceed as follows a Remove the 1 5 inch viewfinder from its support bracket on the handgrip b Loosen the screw 1 securing the handgrip to the top of the adapter c Loosenthetwosocketheadscre...

Страница 24: ...given Loosening the screws in the wrong order could result in mechanical damage to the camera a Loosen the two horizontal screws 1 at the front of the camera b Loosen the two horizontal screws 2 on t...

Страница 25: ...ning tie 6 that restrains the cover g Remove the cover B R G x4 Removing the DVP board To remove the DVP board proceed as follows h Unscrew the two bottom retaining screws 7 of the DVP board from the...

Страница 26: ...3 6 Technical Manual LDK 100 Camera Head Replacements...

Страница 27: ...ollowing a module replacement the camera does not perform according to specifications Contents Introduction 4 2 Test Equipment 4 3 Set up Instructions 4 3 White Shading Adjustment 4 4 Video ADC Automa...

Страница 28: ...etent service personnel who have a thorough knowledge of the camera and have the use of calibrated equipment to realign the camera If no improvement can be achieved or an adjustment is out of range pl...

Страница 29: ...plete misalignment of the camera CAUTION Do not realign individual potentiometers jumpers or switches not mentioned in this chapter or earlier in this manual These adjustment points are for factory us...

Страница 30: ...ooth and run the procedure Pre processor Calibration The following is an automatic internal calibration procedure to adjust the analogue digital convertors There are not pre conditions for this calibr...

Страница 31: ...u f Select Flare g View the waveform monitor and adjust the green flare so that there is no difference in the black level h Repeat this adjustment for blue and red 3200K Adjustment The following is an...

Страница 32: ...Board 49 50 46 47 48 49 50 46 47 48 44 45 41 42 43 44 45 41 42 43 39 40 36 37 38 34 35 31 32 33 29 30 26 27 28 24 25 21 22 23 19 20 16 17 18 14 15 11 12 13 9 10 6 7 8 4 5 1 2 3 14 15 11 12 13 9 10 6...

Страница 33: ...r bar Video output level 3 Adjust the R G and B potentiometers on the digital video board to obtain the correct output amplitudes Measure at Adjust with Required result Extender X22 Video mux MP B50 Z...

Страница 34: ...4 8 Technical Manual LDK 100 Camera Head Adjustments Video Monitoring Adjustment ZR42 Sync Monitoring Board...

Страница 35: ...level 3 Connect oscilloscope terminated with 75 Ohm to the VF output on the back panel 4 Adjustthepotentiometeronthesync monitoringboardtoobtainthecorrectoutputamplitudeVFoutputsignal Measure at Adju...

Страница 36: ...4 10 Technical Manual LDK 100 Camera Head Adjustments...

Страница 37: ...100 Camera Head 5 1 Section 5 Diagnostics Thissectioncontainsanexplanationoftheinternaldiagnosticsystemofthecamera Thediagnostic messages and the block diagrams are a useful help when fault finding C...

Страница 38: ...utter Stop Front Driver Fails Shutter not running 10 ViPr ASIC_AB Stop Video Proc Fails BST ASIC A B 90 11 ViPr FreqLock Stop Video Proc Fails FreqLock 70 12 ViPr ASIC_B_Adapter Stop Video Proc Fails...

Страница 39: ...Wiring Block Diagrams Technical Manual LDK 100 Camera Head 6 1 Section 6 Wiring Block Diagrams Contents WiringDiagramDockableCameraHead 6 2 Block Diagram Dockable Camera Head 6 6...

Страница 40: ...6 2 Technical Manual LDK 100 Camera Head Wiring Block Diagrams...

Страница 41: ...Wiring Block Diagrams Technical Manual LDK 100 Camera Head 6 3...

Страница 42: ...6 4 Technical Manual LDK 100 Camera Head Wiring Block Diagrams...

Страница 43: ...Wiring Block Diagrams Technical Manual LDK 100 Camera Head 6 5...

Страница 44: ...6 6 Technical Manual LDK 100 Camera Head Wiring Block Diagrams...

Страница 45: ...Wiring Block Diagrams Technical Manual LDK 100 Camera Head 6 7...

Страница 46: ...6 8 Technical Manual LDK 100 Camera Head Wiring Block Diagrams...

Страница 47: ...Wiring Block Diagrams Technical Manual LDK 100 Camera Head 6 9...

Страница 48: ...6 10 Technical Manual LDK 100 Camera Head Wiring Block Diagrams...

Страница 49: ...head Basic 7 2 Cover left assy 7 3 Cover right assy 7 4 Hand grip assy 7 5 Hand grip rubber assy 7 6 Shoulder pad assy 7 7 Front module PAL 7 8 Front module PAL IT 800PX 7 9 Front module PAL ITW 7 10...

Страница 50: ...7 2 Technical Manual LDK 100 Camera Head Mechanical Exploded Views...

Страница 51: ...Mechanical Exploded Views Technical Manual LDK 100 Camera Head 7 3...

Страница 52: ...7 4 Technical Manual LDK 100 Camera Head Mechanical Exploded Views...

Страница 53: ...Mechanical Exploded Views Technical Manual LDK 100 Camera Head 7 5...

Страница 54: ...7 6 Technical Manual LDK 100 Camera Head Mechanical Exploded Views...

Страница 55: ...Mechanical Exploded Views Technical Manual LDK 100 Camera Head 7 7...

Страница 56: ...7 8 Technical Manual LDK 100 Camera Head Mechanical Exploded Views...

Страница 57: ...Mechanical Exploded Views Technical Manual LDK 100 Camera Head 7 9...

Страница 58: ...7 10 Technical Manual LDK 100 Camera Head Mechanical Exploded Views...

Страница 59: ...Mechanical Exploded Views Technical Manual LDK 100 Camera Head 7 11...

Страница 60: ...7 12 Technical Manual LDK 100 Camera Head Mechanical Exploded Views...

Страница 61: ...Mechanical Exploded Views Technical Manual LDK 100 Camera Head 7 13...

Страница 62: ...7 14 Technical Manual LDK 100 Camera Head Mechanical Exploded Views...

Страница 63: ...Parts Lists Technical Manual LDK 100 Camera Head 8 1 Section 8 Parts Lists...

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