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THOMSON LDK 100, Technical Manual

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THOMSON LDK 100 Technical Manual Download Page 33

Adjustments

Technical Manual LDK 100 - Camera Head

4-7

Set-up
1. Switch off power. Place digital video board and video mux. board (Triax adapter) on service extenders. Switch

on power.

2. Switch on colour 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

ZR258 (R)

1400mV

MP B42

ZR458 (G)

1400mV

MP B46

ZR658 (B)

1400mV

6. Switch off power. Return digital video board and video mux. board (Triax adapter) to their positions in the

camera and adapter.

Summary of Contents for LDK 100

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

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

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

Page 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...

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

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

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

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

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

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

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

Page 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...

Page 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...

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

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

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

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

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

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

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

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

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

Page 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...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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