Page 1: ...4 Panasonic Color Video Monitor Model No BT 01 91 Operating Instruction 8 service Manual Read these instructions completely before operating this set TQB810903...
Page 2: ...rd of your purchase to aid in identification in the event of theft or loss Model number BT D1910Y Serial number IMPORTANT SAFETV NOTICE rain or moisture WARNING To prevent damage which may result in f...
Page 3: ...GB Input Section Differential gain Differential phase Frequency response Within 596 Within 5 100 Hz to 8MHz 388 Synchronication Performance AFC Time Constant FAST SLOW 0 4 msec 1 6 msec Line Hold Rang...
Page 4: ...ENT 26 COLOR SYNCHRONIZING ADJUSTMENT 26 27 SUB CHROMA ADJUSTMENT 27 COLOR GAIN AND PHASE ADJUSTMENT 27 SUB COLOR ADJUSTMENT 27 28 R G B BALANCE 28 H V DELAY WHITE BALANCE ADJUSTMENT 28 IC GAIN ADJUST...
Page 5: ...ne A B Split Line A B Split allows you to monitor both A and B video inputs simultaneously The line A signal appears in the upper half of the screen and the line B signal appears in the lower half Thi...
Page 6: ...OF LINE A B SPLIT APPLICATION The A B split is used to adjust two sets of cameras con cerning a simple color matching and so like 1 Connect two cameras with LINE A terminal and LINE B terminal respect...
Page 7: ...448mm 17 21 32 k 529mm 20 27 32 499mm 19 21 32 080 000 000 000 399mm 15 11 16 414mm 16 5 16 388mm 15 5 16 412mm 16 3 16 3 408mm 16 1 16...
Page 8: ...elow 5 ACCESORIES FOR THIS UNIT BTD 1910V A Bracket B Screws A 3 Attach the brackets A at the tips of both rails with two screws B and one bar nut each Fig 3 Rack mount angles Washers Nuts A Screws 1...
Page 9: ...6 Bracket k LU Tapped Hole Tvpe Fig 6 7 Mount and secure both the right and left rails 1 on the unit using four screws each Fig 7 C Wit n 8 Pull out the both rails 2 until they are locked While press...
Page 10: ...CONNECTIONS S VIDEO ORO S VIDEO Camera VTR Monitor AS HEIGHT WIDTH Sync Generator or other Sync Source B HEIGHT WIDTH For Tally Remote Control FUSE AC 125V 4A 120V 60Hz...
Page 11: ...demagnetize the screen press this switch more than 10 sec with the DEGAUSS SWITCH power turned on Wait for 5 minutes or more before activating degaussing again LINE A Received video signal from the LI...
Page 12: ...er halves of a picture by setting this switch to ON LINE A Video signal 8 AJB SPLIT SELECTOR LINE B Video signal D Sync signal of Line A and Line B should be the same Input the Sync signal by EXT Sync...
Page 13: ...easy observation A pulse cross is displayed by depressing both the E switches BLUE SIGNAL SWITCH Depress this switch to observe BLUE SIGNAL in Black and White This makes it easier to adjust chrominanc...
Page 14: ...oma channel is deactivated and the picture is displayed in monochrome mode Depress this switch when adjusting the white balance A horizontal white bar of approximately 1 4 1 5 of the screen height is...
Page 15: ...into IN and OUT terminals 75Q termination will be automatically opened Video signal input output terminal BNC e These terminals have automatic termination LINE B TERMINAL When BNC connectors are conne...
Page 16: ...the width of the picture HEIGHT CONTROL e Adjust the height of the picture WIDTH CONTROL 5 e Adjust the underscanned width of the picture Underscan O HEIGHT CONTROL ndertsan Adjust the underscanned h...
Page 17: ...sing switch located on the front panel for not less than 10 seconds During this operation the magnetization of the cathode ray tube disappear If the switch is released before 10 seconds elapse the cat...
Page 18: ...Bag TPE894017 Bracket i Filter Pad TKK878405 TPD379002 2 Bag TPE894013 A 5 Bracket A A 878403 m Bag TPE894013 22 2 Va Bracket 8 2 TKK878404 Pd Bag 894017 878406 Bag TPE894013 Rack Mount Angle R TKR870...
Page 19: ...Service Manual Color Video Monitor BT D1910Y 01 chassis PP jla LR CAUTION This installation should be made by a qualified service person and should conform to all local codes...
Page 20: ...the precautions necessary when working on high voltage equipment Always discharge the anode of the picture tube to chassis ground before handling the tube 7 After servicing make the following leakage...
Page 21: ...rent to flow and holds the transistor cut off If the high voltage exceeds the specified level the positive DC voltage supplied from the cathode of D557 increases The voltage through 0557 is dividing b...
Page 22: ...n handling the A Board with the power ON there is a risk of an Electric shock if you use the COLD side heat sink while working on the HOT side of the chassis DISASSEMBLY FLOWCHART 2 REMOVAL OF TOP CAS...
Page 23: ...hen carefully lift off the Rear Panel with B Board Unit to remove Fig 18 6 REMOVAL OF G AND W BOARD WITH REAR TERMINAL COLD Remove the P and O Board with S Video input terminal Unscrew 6 screws H Then...
Page 24: ...3 Remove 5 control knob Unscrew 4 screws M LUMI NENU UI IM Unscrew 2 screws and remove the shield plate Then carefully remove the L CRT Board Disconnect A15 Degaussing Connector and Picture Tube Anode...
Page 25: ...ure tube for not being damaged the CRT of the picture tube 2 Screws 2 Screws Fig 27 2 Screws Fig 28 CIRCUIT BOARD LAVOUT B BOARD SIGNAL DISPOSITION CIRCUIT W BOARD O BOARD SIGNAL OUT CIRCUIT S VIDEO S...
Page 26: ...l movement is stopped 5 Set the following controls and switches to the position indicated Brightness VR R5824 fully counterclockwise Service switch 5401 service Set up switch 5 5806 ON Preset switch 5...
Page 27: ...or mode selector switch 55810 AUTO 4 Adjust R5002 COMB Level to set 3 58 MHz sub carrier at the minimum amplitude 5 Adjust L5002 to set 3 58 MHz sub carrier at the minimum amplitude as shown in Fig 30...
Page 28: ...bar signal 2 Connect an oscilloscope to and GND 3 Set the following controls and switches to the position indicated Aperture VR RB812 fully counterclockwise Filter selector switch SW5810 COMB Color m...
Page 29: ...h 55810 to the AUTO position _ 9 Confirm that the waveform at this point of time is equal to the waveform recorded in Step 7 NOTE n case a difference in the waveform is observed repeat the adjustment...
Page 30: ...he amplitude of becomes equal to the amplitude recorded Step 4 9 Confirm that the difference in amplitude among and is within the range of 0 02 Vp p NOTE If the difference in amplitude is more than 0...
Page 31: ...rclockwise position and then confirm that amplitude of wave form 7 TPB47B is the same If the same amplitude cannot be obtained in step 18 or step 19 then repeat step 14 through 19 COLOR PURITY ADJUSTM...
Page 32: ...ly Full Field color bar signal 2 Set the following controls and switches to the position indicated R Drive R5827 B Drive R5835 R Screen 85829 the Front Panel Center G Screen R5833 B Screen R5837 380 R...
Page 33: ...t of a TV color analyzer MINOLTA at the screen center Adjust Brightness VR R5824 to set the liminance Low Light to 1 54 0 1 ft L Confirm that the x 0 315 0 02 0 325 0 02 0 02 Set V Delay switch to ON...
Page 34: ...5815 OFF Color mode selector switch SW5815 COLOR 8P S Video selector switch SW5201 750 Set INPUT selector switch SW5801 to LINE position Measure and record the amplitude of the waveform as shown in F...
Page 35: ...R5002 COMB Filter COMB Level L5002 s Adj Use B IC GAIN R5106 Sub Color 85585 Color Gain Phase 8619 G Sub Drive Adj Use Sub Chroma R5597 R5143 B Sub Drive R Pulse Level R5115 Color Gain Phase G Li and...
Page 36: ...OARD TNP890077AB H V Hold Adj Use H V Hold Adj Use MAIN CIRCUIT 445 0570 EE 5486 Ras O 3 j 5 5 C556 170v 3 52 120v 6 GND S ORDER NO Aj 180890077 54 Cc RE dem SERVICE UN TPD120 TPD91 B1 B3 B5 B 160V 10...
Page 37: ...H V Delay White Balance and Max Contrast Adj Use TPB13 COMB TRAP Level COMB Filter and 3 58MHz TRAP Filter Adj Use 5 17 HOC ems 4 15 5V 1 0V COMB Filter Color Gain Phase 19560 E Sub Chroma Color E Mb...
Page 38: ...210 RS204 N N 5 5 ADDRESS INFORMATION Mod 3 5 1 TNP800333 Bee Eme 17 PRESET VR CIRCUIT 2 5201 B R5207 TNP800333 ORDER le 84 0 v ORDIR CHK 5 X 800280 54x JE A 4 ORDER NO 9 Siy 8 5 F 1 TNP800261 H H 858...
Page 39: ...ut Off Adj Use CRT Cut Off Adj Use d D BOARD TNP100467ZA PINCUSHION CORRECTOR CIRCUIT 4 W BOARD ADDRESS INFORMATION G BOARD ADDRESS INFORMATION 244412 D BOARD ADDRESS INFORMATION 8754 9 7 105301 2 1C5...
Page 40: ...2 5 ND 1 81831 B CONT 4 1 4 1 4 a B CONT ND 818 1 EXT SYNC c a 88 MB N D V SYNC al 818 2 818 G SCREEN 5 1 5 BIl 5 15 G SCREEN E GND ESSI WI ATA 1159 G CONT 1 6 BIl 6 6 G CONT or 517 2 418 2 5 2 2 H S...
Page 41: ...34 25012640 2501264 018 2SD1264PLB BCE 25 78460 28 1383 2SA900R 2SC1573ANC 25 3503 25 12155 TVSRU1 RH4F TVSRU2AM TVSEM1Z TVSEH1Z MA4030M 5110003 RF1A TVSRD20FB1 MA4030 MA4120H MA165 MA27WB MA166 150 M...
Page 42: ...15 Y signal input terminal 3 R OUT R signal output terminal 16 CLAMP Blanking pulse input terminal 4 R CLAMP R signal clamping terminal 17 V BLK Not used Not used VIDEO DATA GND terminal 6 G OUT G sig...
Page 43: ...404 VIDEO RGB selecting pulse input R 2 signal input terminal QUT Burren 15302 165304 05422 VIDEG RGB mua ore o 1 77 BURST SYNC SEPARATION GATE PULSE DRIVE 1C5403 1 2 W EQUIVALENT CIRCUIT 1 5501 1 550...
Page 44: ...e Lr epe T n To W Board 16 COIL a i PE e i Hs 5 Ate A A 17 TESTPOINT well 2 05505 5 d cs Test point position d m i 5 i 501 18 VOLTAGE MEASUREMENT ili Voltage is measured by an electronic voltmeter rec...
Page 45: ...03 LE iso io UE FROM E R T H R i i i W Board 9 9 2 1 1 i i 1 5506 5860 CARRIER CARRIER 9 L i n IC761 614 tie 12605 56 TC4053BP 20 div Q 8Vop p 20usegc div 40Vp p 1 25063708 5 2 div 40 lesta NN 3 4 LT...
Page 46: ...K3 PARTS LOCATION K92 x 44 K85 K89 ue 85 K39 Black 40 Red K41 Green K42 Blue K48 61 60 59...
Page 47: ...DOOR KR87040 BRACKET L MAUNTO KR87050 HANDLE ITKR87060 BRACKET MAUNTO TBX8780500 POWER BUTTON ITBX8780600 ITBX8780601 ITBX8780602 ITBX8780603 ITBX8790300 DEGAUSS BUTTON PC BOARD HOLDER BIG HANDLE BLA...
Page 48: ...INTEGRATED CIRCUIT PICTURE TUBE 5 2 5860 INTEGRATED CIRCUIT PC BOARD W COMPONENT B 1 5003 5 4 66 JINTEGRATED CIRCUIT BOARD W COMPONENT 12520 1 INTEGRATED CIRCUIT PC BOARD W COMPONENT PIN 1C5301TVSTCAO...
Page 49: ...418 2SD637R 2SD637R 2506378 2506378 2506378 2506378 2506378 2506378 2506378 2506378 2586418 25 6378 2586418 2506378 2586418 2SD637R 2586418 2506378 2SD637R 2506378 2506378 2586420 25 12155 25012155 25...
Page 50: ...655 MA165 DIODE DIODE SI D5656 MA165 DIODE DIODE D5657 MA165 DIODE DIODE SI D5658 Miis DIODE DIODE SI D5659 MA165 DIODE DIODE SI 05801 JILNSBICPHLUGS DIODE LED DIODE SI 05802 LN31CPHLUGS DIODE LED POS...
Page 51: ...2200UF 47OUF m m m 4 7UF 1UF m m rm 4 7UF Part No 1 47342 ECQM1H473JZ ECQM1H103JZ ECEA1CU101 ECEA1CU100 ECQM1H682JZ 1 1 ECQM1H122UZ ECQM1H183JZ ECQM1H682UJZ ECEA1EU101 ECEA1EU101 ECEA1JU101 ECCF 1H560...
Page 52: ...K 500V C5205 ECKF1H103ZF 0 010 2 SOV 837 1 01015 E 100UF 16V 5 1 5470 ATUF 16V 838 JECKC3D561KBN Ic 560PF K 2KV 5304 ECEA16247 E 47UF 16V C839 ECKD2H222KB2 2200PF K 500V C5305 ECEA1CU101 E 16V C840 EC...
Page 53: ...TROL EE EE c e ccc c 1H331KB 1 1032 ECKF 1H103ZF 1 1005 ECEA1CU472 ECEA1EU472 ECQM1H152JZ ECQM1H562JZ ECQM1H273JZ 1 33292 1 1005 5958 ECQM1H182JZ 5600PF O O2T7UF P 10UF P 1800PF RESISTORS 5 925 4 ERDS...
Page 54: ...HM J 1 4W R647 OHM J 1 4W R649 OHM J 1 4W R661 OHM J 1 4W R662 OHM J 1 4W R671 OHM J 1 4W R750 OHM 2M R751 OHM J 1w R752 OHM J 1 4W R753 OHM J 1 4W R754 OHM J 1 4W R755 OHM J R756 OHM J R757 OHM J 1 4...
Page 55: ...D25FJ472K 4 7K OHM J A 4M ERDS2TJ101 IC 100 OHM J 1 4W R5122 ERDS2TJ331 330 OHM J 1 4W ERDS2TJ561 560 OHM J 1 4W 85124 ERDS2TJ182 1 8K OHM J 1 4W ERDS2TJ561 560 OHM J 1 4W R5125 ERDS2TJ331 330 OHM J 1...
Page 56: ...327 ERDS2TJ1O3 10K OHM UJ 1 4W R5328 JERDS2TJ881 330 OHM 1 4W R5329 JERD25FJ3SIK 330 OHM J 1 4W R5330 ERDS2TJ472 C 4 7K OHM U 1 4W 85331 ERDS2TJ223 22K OHM J 1 4M R5401 ERDS2TU10O1 100 OHM J 1 4M 2540...
Page 57: ...2 R5583 R5584 R5585 R5586 R5587 ERDS2TJ101 52 4101 ERDS2TJ101 EROS2CKF 1201 EROS2CKF 1201 R5588 R5589 R5590 5691 R5592 EROS2CKF 1201 EROS2CKF 1201 EROS2CKF 1201 EROS2CKF 1201 ERDS2TJ221 R5593 R5594 R5...
Page 58: ...8 TES6583 ISPRING IC SMALL R5842 ERDS2TJ223 22K OHM J 1 4W K109 TJS1A4020 BNC SW SOCKET R5843 ERDS2TJ382 3 3K OHM J 1 4W K110 TJS118150 TR 8P SOCKET R5844 ERDS1FJ221 220 OHM J 1 2W 111 TUS35030 RT SOC...
Page 59: ...SP306 TXAUTV2P385 ITXAJTVAP574 5 7 6 428 302 9 TEL302 9 TEL3O2 9 ITXAJTV8PO62 ITXAJTV7PO46 5848553 5848553 ITXAJTV3P1211 ITXAJTV3P1212 ITXAJTV3P1213 ITELSO2 9 TEL302 9 ITXAJTVSP1217 1216 ITXAJTV3P1160...
Page 60: ...ts IL 60005 312 981 4826 Southwest 1825 Walnut Hill Lane P O Box 5246 Irving TX 75062 214 580 0518 Western 6550 Katella Ave Cypress CA 90630 714 895 7200 Northwest 1200 Westlake Ave N Ste 508 Seattle...
