Samsung CB5012A/SGX страница 50 Скачать руководство пользователя | Manualshive

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Содержание CB5012A/SGX

Страница 1: ...5 WATT Antenna Input Impedance VHF UHF 75 Ohm unbalanced type Speaker Impedance 8 Ohm 3W Features Voltage synthesized tuning System On screen Display Auto fine Tuning Dark Tube Auto Brightness Control...

Страница 2: ...A8362 ere 1 4 IC Specification TDA1013A reer 1 5 DEFLECTION SECTION 2 Actuating Description iaduistbhennawrrsad ioe dD 3 IC Block Diagram TDA8362 w e errr 13 4 IC Specification KA2131 es errneeneee 13...

Страница 3: ...ard keep the resistor 10mm 1 2 in away from the circuit board AN The lighting flash and arrowhead within the triangie is a waming sign alerting you of dangerous voltage inside the product PULL THE CHA...

Страница 4: ...ssis Since the chassis ofthis receiver isdirectly connected tothe AC power line Hot chassis anisolation transformer shouldbeusedduringanydynamic service toavoid possible shock hazards 1 Always dischar...

Страница 5: ...S BLOCK DIAGRAM sayeods VELObwoL 109 DI soc 91 te1zvy JONI 1e0A 0s anug yerwozu0H gt st 9 Ce ne AGA 4 Att 10S 91 20S Ot toorvolL Av130 4 ensea pues 9z 62 c9esVvaL LOL Ol W pe C2 2 Ss6eeval WYO3S AZ0D9...

Страница 6: ...nating Current MTS _ Multi Television Sound ACC Automatic Color Control NFB Negative Feed Back AFC Automatic Frequency Control NTSC National Television System Comittee System AFT Automatic Fine tuning...

Страница 7: ...ome consult your television dealer or local power complany For television receivers designed to be operated from battery power refer to the operating instructions N co 9 This television receiver is eq...

Страница 8: ...e points or short out parts that could result in a fire or an electric shock Never spill any kinds of liquid on the television receiver 17 Do not atempt to service this television receiver yourself as...

Страница 9: ...cy of flyback converter is expressed by the following formula 1 Vin f o Lp PIN 4 88 VIN 2 as ee np Vo where Lp Primary inductance Pin Input power ns Secondary winding turns BV np Primary winding turns...

Страница 10: ...rt When the input AC voltage is higher than 220V Ton limiter is not enough to protect the transistor from the over current So the current limiter is provided The instantaneous locus at the output shor...

Страница 11: ...sitive and negative modulation Multi standard FM sound demodulator 4 5MHz to 6 5 MHz Video and audio switches CVBS intext S VHS and audio int ext Integrated chroma trap and bandpass filters auto calib...

Страница 12: ...er AGC output IF input IF AFC output AFC output Vertical output Vertical ramp generator Vertical feedback input 1 loop filter 1 loop filter Flyback input sandcastle output Horizontal output Start hori...

Страница 13: ...d reference frequency for calibration must be connected at pin 1 and is obtained from the TDA8362 pin 32 The two or three level sandcastle pulse has to be connected at pin 15 TDA8362 pin38 and is used...

Страница 14: ...e The TDA4661 operates according to the mode demanded by the colour transmission standard In the PAL mode it operates as a geomentric adder to satisfy the requirements of PAL demodulation in the NTSC...

Страница 15: ...y of the application The time constant of the AGC system during positive modulation is rather longer to avoid visible variations of the signal amplitude To obtain an acceptable speed of the AGC system...

Страница 16: ...nd R115 Video buffer S H gate AFC output ident Colour info coincidence VIDEX 2 Actuating Description The sound bandpass and trap filters have to connected externally For automatic system converting th...

Страница 17: ...record players The D C volume control stage has a logarithmic control characteristic with a range of more than 80 dB control can be obtained by means of a variable D C voltage between 3 5 and 8 V The...

Страница 18: ...tment is required The free running frequency has a maximum deviation of 2 compared to the nominal frequency The second phase detector generates the pulses for the horizontal driver stage pin 37 4s 125...

Страница 19: ...he KA2131 is a monolithic integrated circuit designed NC AMP voltage Veo 24V for the vertical output stage in color television receivers Pe oe eo _ FUNCTIONS Verical Sawtooth 6 Flyback input Vertical...

Страница 20: ...ctly via a second microcontroller This offers the possibility of a sophisticated teletext system with special features like FASTEXT TOP LIST packet X 26 decoding for Spain and Easten Europe A minimum...

Страница 21: ...ise aPA 6 s a 3 2 2k2 aa 12C bus pull up PIN FUNCTION No 1 VTUNN tuning voltage control output Symbol Function Function Symbol 11 Peril Peri output1 12 CVBS in CVBS status input a aoe 13 KEYBO keyboar...

Страница 22: ...ture detail Check and adjust all the customer controls such as BRIGHTNESS CONTRAST and COLOUR Controls to obtain natural colour or B W picture 2 AUTOMATIC DEGAUSSING A degaussing coil is mounted aroun...

Страница 23: ...black and a white signals Lion head pattern is better c Set the colour control to the center position d Set the brightness and contrast controls to the maxi mum position e Set the red blue and green l...

Страница 24: ...ck e Tilt the front of the yoke right of lift to obtain the convergence in circumference See Fig 3 f Keep the yoke position and put another wedge in either upper space Remove the cover paper and stick...

Страница 25: ...WN Circumference Convergence by DEF Yoke Figure 3 Dot Movement Pattern RUBBER WEDGE 30 30 ADHESIVE DEF YOKE RUBBER RUBBER WEDGES WEDGES KIT LOCATION Figure 1 TUBE ASSEMBLY ADJUST THE ANGLE VERTICAL LI...

Страница 26: ...r The instruction set is based on that of the MAB8048 The microcontrollers have extensive bit handling abilities and facilities for both binary and BCD arithmetic Oo RICO1 SPM 109B COM RICO2 X24C02P F...

Страница 27: ...ected No NVRAM connected Disable 8 39 display Disable on screen prompts Disable LCB decoding Disable row 24 if no X 27 256 x 8 NVRAM connected DO NMNNHNNNNNDN N PCF84C81 039 TTX z Com a DESCRIPTION An...

Страница 28: ...cycles Single supply voltage 2 5V to 5 5V STOP and IDLE modes Power on reset circuit Operating temperature range 40 to 85 High current output on port 1 Io 10 mA at VoL 1 2V all versions except the PC...

Страница 29: ...is Parameter W Europe ECCT SAA5246 P E PC command input FASTEXT mode at power up English MIBUS symbols 8K8 static RAM connected Enable use of NVRAM Enable 8 39 display Enable on screen prompts Enable...

Страница 30: ...tions It is particularly well suited for battery back up non volatile memory applications b FEATURES Fast Access Time 70 100 120 ns max Low Power Dissipation Standby CMOS 10 W typ L Version yt 5u W ty...

Страница 31: ...Input Processor VIP Video amplitude Vvid 0 7 4 14 V section of the device uses new mixed analogue and Crystal frequency ifXTAL 27 MHz digital designs for the Data Slicer and the Display Clock Operati...

Страница 32: ...round colour information Open drain output Serial clock input for 12C bus It can still be driven HIGH during power down of the device Serial data port for the 12C bus Open drain output It can still be...

Страница 33: ...e Dso1 D804 D801 D804 Check Base Abnormal Check Replace Normal of the Q801 IC801 Check Replace NORMAL F801 Check Replace Q801 NO RASTER AND NO SOUND Chart 2 Measure the 125V On the main board Yes or m...

Страница 34: ...ck Abroad Check Replace R G B of 1C101 C101 Check P Check Replace Bright Contrast RICO1 RICO2 NO PICTURE RASTER OK Chart 4 Tester leads ohm range 100 to pin IF tuner and ground momentarily whether noi...

Страница 35: ...eck Replace 1C101 C311 R313 Check Replace Deflection York connecton NO SOUND Picture OK Chart 6 Check Sound maximum Volume level Abnormal Check Q602 Check Replace Normal Abnormal Check IC101 s pin 50...

Страница 36: ...ltage Check Replace Check the voltage of pin TICO3 and TX02 of pin 19 of TICO2 TX01 and TICO3 17 of TICO3 V17 OV YES NO NO YES Check the voltage of pin Check Replace Check Replace Check TICO1 21 of 1C...

Страница 37: ...109 Pin 42 X24CO2P Pin 8 TDA8395 Pin 16 TTX OPTION KM6264BL Pin 28 SAA5246P Pin 48 MAB8461P Pin 28 KS74HCTLS24IN Pin 20 I COOCDDA09D ID9O09N9D99N9 909 DODO OD OSD GOOIOINO OS O09 LA7910 9 Pin SAW FILT...

Страница 38: ...ERD S2TJ 1 R114 31018 177 104 RD 1 8T 100K J ERD S2TJ R115 31018 177 104 RD 1 8T 100K J ERD S2TJ 3 271 RD 1 2T 270 re R116 31018 177 561 RD 1 8T 560 J ERD S2TJ 5 3 80 RD 1 2T 68 R117 31018 177 562 RD...

Страница 39: ...T 120K 8T 5 6K J 2T 330K J 77 683 RD 1 2T 68K J 31046 567 104 RS 2T 100K J 31018 8T 2K J 8T 22K RWC 16 H 4R7 J 7 202 RD 1 7 223 RD 1 20 20 2K J ERD S2TJ 2K J ERD S2TJ 1 6K J R805 R806 1 T 4 7K J ERD S...

Страница 40: ...8T 33 J 77 961 RD 1 8T 560 J ERD S2TJ 5 31018 177 561 RD 1 8T 560 J ERD S2TJ 5 31018 177 561 RD 1 8T 560 J ERD S2TJ 5 VARIABLE RESISTORS 31249 128 001 EVN DJA AO3 B14 EVN CYA 31249 128 008 EVN DJA AQ3...

Страница 41: ...10V 100M M TC2i 31607 402 530 CEO4W TAPG SOV 0 47U NP 7022 31607 402 530 CEO4W TAPG SOV 0 47U NP So C804 31467 502 220 CK45P TAPG E250V 222 Z 1 C805 31467 502 220 CK45P TAPG E250V 222 Z 1 IC C806 314...

Страница 42: ...2 120 D801 32167 208 580 ERB 12 06 L802 32426 633 090 39MHX2 U R D802 32167 208 580 ERB 12 06 TAPG D803 32167 208 580 ERB 12 06 TAPG D804 32167 208 580 ERB 12 06 Tees D805 32167 201 100 ERBO6 Putas D8...

Страница 43: ...4 105 910 SPC 1 T1 0 FZY 1 ASSY H S POWER 3H83 00440 004 35682 112 060 2SC4538 39801 32159 210 060 2SC4538 H SINK 35682 112 060 AG063 EXTR WHT 019 103 06 101 3360 001 001 402 ap 0 0 0 0 0 1 27MHZ HC 4...

Страница 44: ...N A RESISTOS 31018 377 122 RD 18 177 682 RD 31018 177 20 31018 tt 1 1 3 59 3 183 271 153 224 223 105 1M J 328 T 22K J ERD S2T J 2 2 4 1 1 Q 9 1 Z 3 3 9 8T 3 3K J ERD S2TJ T 120K J T 100 J ERD S2TJ 1...

Страница 45: ...T 7 5k J T 4 7K J ERD S2TJ T 10K J ERD S2TJ 1 T 820 J 8T 22K J ERD tks RWC fi H_ 4R7 RD S2TJ ERD S2TJ 1 T 10K J ERD S207 T 1K J ERD S2TJ T 1K J ERD S2TJ T 1K J T 10K J 470 J AUTO AT 3 3 J 0 0 0 1 0 S2...

Страница 46: ...6 7 8 PG 16V 10M M 9 31607 401 500 CEO4W TAPG 16V A70M M SG 0 1 2 3 4 5 1 2 3 C311 C312 C401 C405 C409 C411 C414 C4 C417 C418 rary oO C423 C424 4 C505 C506 4 C625 C626 C633 C701 C702 C800 801 0802 40...

Страница 47: ...M 607 401 435 CEO4W TAPG 16V 10M M 607 401 435 CEO4W TAPG 16V 10M M 31607 401 435 cee ae 16V_10M M 31507 127 002 eae 225 F3 Gi 50V 330 J 31407 057 33 5 1 CHa APG 16V 33M 31607 401 450 CEO4W TAPG 10V...

Страница 48: ...3 5X6xX1 0 L804 34047 019 060 3 5X6X1 0 32427 904 923 ALO2 5R6K RCJO1 33136 103 030 HXC 1510 0 1300KR SW101 33606 101 025 KPT 2104 21 R S 32427 904 923 ALO2 8R2K 2429 833 020 6 8MH x SW102 96 001 001...

Страница 49: ...5 113 ALBKRDB2 51GGB95X DY 32439 310 029 DSE 1992LL 1 CY 34099 023 010 JH 8210 NY 291 PI29 1 SP DY 36814 101 911 NEOPRENE VO BLK ASSY TRANSMITTER 3F14 00034 140 TM34 RM109 W O TTX 29 ASSY SPEAKER 3H73...

Страница 50: ...11 XPLODED VIEW ee 44...

Страница 51: ...AVINI OLP CLe PLZZe XS689D5D1S KcsCuNesPV HO109 1HO E41 G92 61028 r bS0lZ AD Od S 4d MOGNIM OSE F11 EL08e v 9 9 NOTAN WOO G HAdWVTO OLt eht segge i 14 SH Sav YAMOd GONM 0S6 029 pz9Z SIM S IM HL O XS S...

Страница 52: ...dVL MayOS L z661 3Sa 3xOA1430 18 OA SNAYdOSN AG ya0 dS Ozer 108 LHOE ONISSNYDSA 109 1 XS689D91S KesqUNsry HO100 1HD v 9 9 NOTAN MWOO G YadWVT19 v SIM S IM HL O XS Sz ASSV LH9 MAYOS Y YagaNY ANAYdOAN...

Страница 53: ...Ses DEN SIGIEI LIE IRIE IEIEDEITIEI f Smee eT Sh Ylnd 7 51 IFFT FIIS ie ee FT TN cosmenenenenmncernanamnooert RS Taef OTECTION Ai ME TYPE F801 T3 15A25 T3 1SA250V...

Страница 54: ...r ry DEMOOU 4 swi01 KPT2I04 21 ENC4340 10A B00 MASTER SWITCH 2WR ES8 99832V SH801 ACe50Y 1R5GU F 8 160V f00uH te 1 9 Ra2e ew A Y S0RTBOL 2220 CNBOR a O COIL i L E Woesg NP SOV ful rags oze02 a3 Le AB...

Страница 55: ...re H 8 INat4d 3 j RN Network pi caeactron 7 cerame AH wn Polyester Induct Polyester Noninduct Po lypropy lene Metal Polyester M P Palypropylene Tantalium j L x o n poten PWB TRANSIMITTER xICO1 SAA301...

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