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Содержание TC7.1U CA

Страница 1: ...verview 2 2 Safety Instructions Warnings and Notes 4 3 Directions for Use 5 4 Mechanical Instructions 6 5 Service Modes Error Codes and Fault Finding 9 6 Block Diagrams Test Point Overview and Waveforms Block Diagram Mono Carrier 13 Block Diagram ATSC Module 14 7 Circuit Diagrams and PWB Layouts Mono Carrier A 15 16 17 CRT Panel B 18 16 17 ATSC Power Reset C1 19 26 27 ATSC Tuner Link C2 20 26 27 A...

Страница 2: ...ximum humidity 90 R H Power consumption values are indicative Normal operation W 120 Stand by W 1 Dimensions WxHxD inch 29 2 x 23 x 19 1 Weight lb 94 8 1 2 Side and Rear Connections Figure 1 1 Side and rear I O connections Note The following connector colour abbreviations are used acc to DIN IEC 757 Bk Black Bu Blue Gn Green Gy Grey Rd Red Wh White and Ye Yellow 1 2 1 Side Connections Audio Video ...

Страница 3: ...1U CA 1 1 3 Chassis Overview Figure 1 2 PWB CBA locations MONO CARRIER E FRONT CONTROL PANEL H_17090_057 eps 300307 SIDE AV PANEL HEADPHONE B D CRT PANEL A C1 C2 C3 C4 C5 C6 C7 POWER RESET TUNER LINK AUDIO VIDEO EMBEDDED DDR MEMORY FLASH MEMORY POWER GROUND ATSC PANEL ...

Страница 4: ...e customer 2 2 Maintenance Instructions We recommend a maintenance inspection carried out by qualified service personnel The interval depends on the usage conditions When a customer uses the set under normal circumstances for example in a living room the recommended interval is three to five years When a customer uses the set in an environment with higher dust grease or moisture levels for example...

Страница 5: ...n the serial number example BF2A0635000001 indicates the number of the alternative B O M Bill Of Materials that has been used for producing the specific TV set In general it is possible that the same TV model on the market is produced with e g two different types of displays coming from two different suppliers This will then result in sets which have the same CTN Commercial Type Number e g 28PW951...

Страница 6: ...over 1 and 2 2 Now pull the rear cover backwards and remove it Figure 4 1 Rear Cover removal Figure 4 2 Rear Cover fixation screws 4 2 Assy Board Removal Sometimes it can be necessary to swap a complete assy or Printed Wiring Board PWB How that can be done is explained below 4 2 1 Side IO Keyboard Panel Removal 1 Remove the fixation screws 3 2 Remove the module from the TV 3 If necessary release t...

Страница 7: ...oval 1 First disconnect the strain relief of the AC power cord 9 2 Disconnect all the necessary cables 3 To remove the Mono Carrier slide the whole panel backwards 10 away from the front When stopped pull it upwards 11 at the front corners of the bracket towards the CRT and at the same time move it away from the CRT 12 Figure 4 8 Mono carrier removal 1 2 Figure 4 9 Mono carrier removal 2 2 4 2 4 I...

Страница 8: ... some cables and move the panel somewhat to the left Then flip it 90 degrees with its components towards the CRT 14 Figure 4 11 Service position 4 4 Set Re assembly To re assemble the whole set do all processes in reverse order Be sure that before the rear cover is mounted The mains cord is postioned correctly in its guiding brackets make sure that the strain relief is replaced in its correct posi...

Страница 9: ...er on H_17090_035 eps 300307 Can not Power On N Fuse OK Check B Ok Y Is it IC801 Pin 1 shorted to earth Check Replace IC801 Is DB801 OK Check the components such as C801 C802 C806 C807 Y N Replace DB801 N Y N 1 Check if B shorted to earth 2 To check whether D820 are turnoff And whether C823 shorted 3 To check whether Q823 and Q822 are working normally N Check the 5VSTand 12V Check Horizontal Scan ...

Страница 10: ...Pin 67 H OUT voltage ok Is there any shorted in the scan part of the circuit Check each output voltage of FBT H_17090_037 eps 300307 Change the failing components Check tuner power supply 33v 5v is ok Y Y Check the power supply pin15 and RF AGC on IC200 is ok N Change IC200 Check tuner RF AGC SCL SDA is ok Y Check the power supply circuit N Check Q105 Q103 Q102 Q104 is ok Y Change the failing comp...

Страница 11: ... Pin55 and Pin58 of IC200 right H_17090_039 eps 300307 N Handing the antenna fault Check the power circuit or replace the tuner Check the IC200 pin106 ok Y N N Y Y Y Check or replace a digital board Y Check or change IC200 N Check Q105 or replace the tuner N Y Check the power circuit or replace another digital BD N Check or replace a digital board Y N N Is the power supply 5V 33V of tuner is ok Is...

Страница 12: ...V_out pin 23 of IC200 Figure 5 12 V_out pin 5 of IC301 5 3 7 Important Voltages Overview H_17090_050 eps 300307 H_17090_051 eps 300307 H_17090_052 eps 300307 H_17090_053 eps 300307 P N Position Normal V Standby V 1 B Joint of L801 and R826A 130 9 9 3 2 Joint of C834 and D831 12 8 0 8 3 Joint of L212 and C090 5 1 2 4 Pin99 of IC200 3 6 0 1 5 Joint of D281 and R284 24 5 0 H_17090_054 eps 300307 H_17...

Страница 13: ... SVHS IN PLL 10 XTALIN 11 XTALOUT 24 576MHZ I O Port 120 KEYB 97 IR P0 5 LED 109 SDA P1 7 108 SCL P1 6 103 LED P0 3 NVM A D C Key buttons Stereo AUDIO OUT Micro CC V CHIP Jungle VDRA 23 VDRB 22 E W 21 Color Decoder YUV Procrssor POWER RGB RGB OUT 85 86 87 SVM 65 RGB PWM VM H V out V V Pin out H drive H out FBT Feedback AUDIO AMP L R EW HD RGB Amp Rot Amp Ac in B 130V MAIN Power Suply Stb P1 1 99 H...

Страница 14: ...dule 793 03 76 LQNB5HVHW LQNB 45 6 6B 5 0 6 0 2 RVW 6 RVWB B6 3E 3U XG 6 8 B 5 3 0 WL 7KHDWHU 7KRPVRQ 77 7XQHU 6 QDORJ 5 RVW 2 PLWWHU UG 3 2 PLWWHU 0 6 90 7 0RGXOH KDVVLV ERDUG 7XQHU VHFW 03 09 0 3 66 1 3 9 6KDUS VKDUS 7RWDO 9 H_17090_009 eps 160307 Personal Notes E_06532_012 eps 131004 ...

Страница 15: ...C806 470u 200V C811 1uF 50V C814 10u 35V D812 FR104 R811 1K D813 6V2 C423 220uF 160V C826 1000P C825 0 1 50V R825 33K IC803 TL431 C844 10u 50V R827 750 IC802 615A 33V R01 4K7 Q206 BC857A Q207 BC857A Q208 BC857A R257 220 R256 220 R255 220 R826 2 2K D281 1N4148 D282 1N4148 130V D283 1N4148 C611 470uF 16V R601 3K3 R600 4K7 R603 4K7 C602 0 22uF 63V C601 4700p 63V C606 0 22uF 63V R604 3K3 AOUTR AOUTL C...

Страница 16: ...16 TC7 1U CA 7 Circuit Diagrams and PWB Layouts Layout Mono Carrier Top Side 40 9007PH MAD1XG H_17091_001 eps 051207 ...

Страница 17: ...Circuit Diagrams and PWB Layouts 17 TC7 1U CA 7 Layout Mono Carrier Bottom Side H_17091_002 eps 051207 40 9007PH MAD1XG ...

Страница 18: ...3 4 P502 GND R519 1K R529 1K R539 1K Q513 BC423 Q533 BC423 Q523 BC423 C512 1n C522 1n C532 1n 200V R526 470 R525 15K R535 15K R536 470 Q521 C4544 Q511 C4544 R524 10 C521 330P R514 10 C511 330P R523 270 R513 270 D511 4148 D521 4148 R533 270 D531 4148 R521 47 R522 10K R511 47 R512 10K R531 47 R532 10K R505 33 C504 33n C503 22uF 250V 200V R540 2 2M C540 10U 250V R541 1 5K D540 1N4004 R542 470 CRT BD ...

Страница 19: ... 10V CP106 10U CP114 100N CP114 100N CP122 10N CP122 10N 1 2 LP105 1000R 500mA LP105 1000R 500mA 16V CP133 100U 16V CP133 100U RP124 1K RP124 1K RP119 4 7K ALT RP119 4 7K ALT 10V CP107 1000U 10V CP107 1000U IN 3 OUT 2 GND 1 IP103 LD1117 3 3V IP103 LD1117 3 3V YP113 YP113 16V CP142 100U 16V CP142 100U 1 2 3 4 6V 6V GND GND BP101 POWER_CONNECTOR 6V 6V GND GND BP101 POWER_CONNECTOR LP107 10uH LP107 1...

Страница 20: ...2 5 6P ALT CI172 5 6P ALT RI148 100R RI148 100R CI132 10N CI132 10N CH107 47P ALT CH107 47P ALT CI142 1N CI142 1N RI124 0 RI124 0 CI152 100P CI152 100P CI153 4 7U 6 3V CI153 4 7U 6 3V RI125 10K ALT RI125 10K ALT CI128 10N CI128 10N RH107 2R2 RH107 2R2 RI114 33R RI114 33R CH108 47P ALT CH108 47P ALT 1 2 LI104 2200R LI104 2200R CI125 4 7U 6 3V CI125 4 7U 6 3V 1 2 LI113 2220nH LI113 2220nH 1 2 3 TI10...

Страница 21: ...0R 1 CA113 4 7U CA113 4 7U RA115 10K RA115 10K QA101 27MHz QA101 27MHz RA111 1K RA111 1K RV104 100R 1 RV104 100R 1 TA101 BC857B TA101 BC857B LV101 2200R LV101 2200R CA106 1N CA106 1N RV105 470R RV105 470R LV102 200R LV102 200R CV123 82p CV123 82p RM504 0 ALT RM504 0 ALT CA119 4 7N CA119 4 7N TV102 BC857B TV102 BC857B DVI_YC_Y0 D22 DVI_YC_Y1 B24 DVI_YC_Y2 A24 DVI_YC_Y3 A25 DVI_YC_Y4 C25 DVI_YC_Y5 C...

Страница 22: ...18 0 ALT RM328 33R RM328 33R CM302 10P CM302 10P RM412 10K RM412 10K CM305 10P CM305 10P 1 2 3 4 5 BM401 UART BM401 UART RM311 0R RM311 0R RM323 33R RM323 33R 14 13 12 11 10 9 8 7 6 5 4 3 2 1 BM402 BM402 RM408 10K RM408 10K 1 2 3 4 5 6 7 8 Host_I2C_SDA Host_I2C_SCL GND RESET GND Host_I2C_SW TUN_I2C_SDA TUN_I2C_SCL BM403 CTRL_CON Host_I2C_SDA Host_I2C_SCL GND RESET GND Host_I2C_SW TUN_I2C_SDA TUN_I...

Страница 23: ...SSQ_3 52 VSSQ_4 58 VSSQ_5 64 VSS_1 34 VSS_2 48 VSS_3 66 NC1 14 NC2 17 NC3 25 NC4 43 NC5 53 DNU_1 19 DNU_2 50 VREF 49 IM201 DDR IM201 DDR RM206 33R RM206 33R 1 2 3 4 5 6 7 8 RM203 33R RM203 33R RM225 1K 1 RM225 1K 1 RM230 33R RM230 33R RM215 33R RM215 33R CM223 100N CM223 100N CM220 100P CM220 100P CM208 100N CM208 100N 1 2 3 4 5 6 7 8 RM204 33R RM204 33R RM209 33R RM209 33R CM221 100N CM221 100N R...

Страница 24: ...A14 2 A15 1 A16 48 A17 17 A18 16 A19 9 A20 10 DQ0 29 DQ1 31 DQ2 33 DQ3 35 DQ4 38 DQ5 40 DQ6 42 DQ7 44 DQ8 30 DQ9 32 DQ10 34 DQ11 36 DQ12 39 DQ13 41 DQ14 43 DQ15 A 1 45 VCC 37 BYTE 47 NC1 13 GND1 27 GND2 46 IM102 13 AL016M 90B IM102 13 AL016M 90B CM102 100N CM102 100N RM143 0 ALT RM143 0 ALT 1 2 3 4 5 6 7 8 RM142 51R RM142 51R YM160 YM160 CM103 100P CM103 100P 1 2 3 4 5 6 7 8 RM128 51R RM128 51R YM...

Страница 25: ...1 AD4 PLLVCC2 AD25 PLLGND0 AF14 PLLGND1 AF4 PLLGND2 AD26 NC1 B9 NC2 C14 NC3 C22 NC4 E23 NC5 L24 NC6 L26 NC7 M24 NC8 P26 NC9 R26 NC10 T24 NC11 Y24 NC12 Y26 NC13 AA25 NC14 AA26 NC15 AC22 NC16 AE3 NC17 AE4 NC18 AE22 NC19 AF3 VSS1 A1 VSS2 A2 VSS3 A26 VSS4 B2 VSS5 B25 VSS6 B26 VSS7 C3 VSS8 C24 VSS9 D4 VSS10 D9 VSS11 D14 VSS12 D19 VSS13 D23 VSS14 H4 VSS15 J23 VSS16 N4 VSS17 P23 VSS18 V4 VSS19 W23 VSS20 ...

Страница 26: ...26 TC7 1U CA 7 Circuit Diagrams and PWB Layouts Layout ATSC Panel Top Side H_17090_017 eps 1603007 ...

Страница 27: ...Circuit Diagrams and PWB Layouts 27 TC7 1U CA 7 Layout ATSC Panel Bottom Side H_17090_017 eps 1603007 ...

Страница 28: ...2L 53 A IN3L 56 CVBS3 Y3 58 A IN3R 57 C2 C3 59 C231 0 1uF D907 5 6V R925 82 D906 5 6V R924 82 1 2 3 4 5 6 7 P961 1 2 3 4 5 6 7 P200 R932 100 R929 100 R963 1K R961 47K R960 47K R962 1K TO UOC IC200 TDA12000H TDA12001H SIDE AV I O S001A MENU S002A VOL S003A VOL S004A P R023A 220 R024A 330 R025A 390 R026A 470 R027A 3 9K S006A P 1 2 P001D KEY KEY BOARD Side Control D D D D H_17090_019 eps 160307 Layou...

Страница 29: ...ts 29 TC7 1U CA 7 Front Control Panel E E H_17090_021 eps 160307 FRONT CONTROL 3 1 2 IR001 S008 ST ANDBY D001B LED 1 2 3 4 5 P001B R008B 47 C001B 47u 470 R009B R010B 3K9 GND KEY VCC LED IR Layout Control Panel H_17090_022 eps 160307 ...

Страница 30: ...30 TC7 1U CA 7 Circuit Diagrams and PWB Layouts Personal Notes E_06532_013 eps 131004 ...

Страница 31: ... level 2 Then while holding the VOLUME DOWN key press the 0 key three times on the remote control RC 8 2 2 How To Navigate Press UP DOWN v cursor key on the RC to select option Press LEFT RIGHT cursor key on the RC to adjust or select option Press 0 9 CC SLEEP CLEAR MUTE or PICTURE on the RC as the shortcut key to access factory menu All changes in factory data will be saved in EEPROM automaticall...

Страница 32: ... C P P A 1 APP Code A1 18 Boot Code 01 01 F F F F e d o C A P G F F F F F e d o C A P G F F F F F e d o C A P G F F F F F e d o C A P G F F F F F e d o C A P G F 1 1 1 0 1 1 1 0 1 E D O M 0 1 0 1 0 0 0 0 1 0 P O 1 3 4 V T P H S 8 2 C T N C 0 5 X T N C 1 1 1 1 0 0 0 0 2 E D O M 1 0 0 0 0 0 0 1 2 0 P O 1 3 X P H S 0 3 C T R B 8 N T N C 0 0 0 0 1 0 0 0 3 E D O M 1 1 0 0 1 0 0 0 3 0 P O 1 3 N P H S 3 ...

Страница 33: ...s until you get the right color on both dark and bright pictures see next table If you do not have a color analyzer please use the default values as given in figure Factory mode overview Table 8 1 White balance alignment values Note Only adjust the NORMAL status the COOL WARM settings are default Remarks When you enter Factory Mode 1 the BRI CONT TINT COLOR auto sets to mid value PICTURE ENHANCE s...

Страница 34: ...left and right side of the picture becomes straight Figure 8 2 Horizontal geometry alignment values Item Description Default Value Remark HSH Horizontal position 46 Adjust if necessary PAR Parallelogram 22 Adjust if necessary BOW Bow 34 Adjust if necessary EWW Horizontal width 44 Adjust if necessary EWP Pin cushion correction 27 Adjust if necessary UCR Upper corner correction 44 Adjust if necessar...

Страница 35: ...scriptions 9 2 1 IC200 The UOCIII series combines the functions of a Video Signal Processor VSP together with a FLASH embedded TEXT Control Graphics microcontroller TCG microcontroller and US Closed Caption decoder In addition the following functions are added Adaptive digital 4H 2H PAL NTSC comb filter Teletext decoder with 10 page text memory Multi standard stereo decoder BTSC stereo decoder Dig...

Страница 36: ...ifier Block diagram is as follows Figure 9 4 Pinning TEA2025B D 9 2 5 IC301 The STV8172A is a vertical deflection booster designed for TV and monitor applications This device supplied with up to 35 V provides up to 2 5 A output current to drive the vertical deflection yoke The internal fly back generator delivers fly back voltages up to 75 V In double supply applications a stand by state will be r...

Страница 37: ... digital channel Forward Application Transport FAT the THEATER 314 integrates the QAM demodulator and FEC decoder In addition it integrates part of the IF circuitry one SAW filter and one amplifier typically required for the interface between the tuner and the digital demodulator Block diagram is as follows Figure 9 8 Blockdiagram II101 9 2 9 IM201 The EDD1216AATA is a 128 Mbits Double Data Rate D...

Страница 38: ...MHz MOSFET Metal Oxide Semiconductor Field Effect Transistor MPEG Motion Pictures Experts Group MUTE MUTE Line NAFTA North American Free Trade Association Trade agreement between Canada USA and Mexico NC Not Connected NTSC National Television Standard Committee Color system used mainly in North America and Japan Color carrier NTSC M N 3 579545 MHz NTSC 4 43 4 433619 MHz this is a VCR norm it is no...

Страница 39: ... 000 20356 1000pF 10 50V 0603 C208 9965 000 27860 10μF 20 16V C209 9965 000 20356 1000pF 10 50V 0603 C210 9965 000 32924 0 022μF 50V 0603 C211 9965 000 27900 0 22μF 20 50V 0603 C212 9965 000 14069 100μF 20 16V C213 9965 000 20356 1000pF 10 50V 0603 C214 9965 000 31222 6800pF 10 50V C215 9965 000 44701 2 2µF 10 50V C216 9965 000 20344 10nF 50V 80 20 0603 C217 9965 000 14008 0 1uF 50V 80 20 C219 996...

Страница 40: ... 4 7kΩ 1 10W 0603 R230 9965 000 32037 100Ω 1 10W 0603 R231 9965 000 32037 100Ω 1 10W 0603 R232 9965 000 32037 100Ω 1 10W 0603 R234 9965 000 27919 56kΩ 5 1 10W R235 9965 000 32058 47kΩ 1 10W 0603 R236 9965 000 32038 1kΩ 1 10W 0603 R237 9965 000 12515 2 2k 5 0 16W R238 9965 000 32057 4 7kΩ 1 10W 0603 R240 9965 000 31217 390kΩ 1 10W 5 R241 9965 000 32053 390Ω 1 10W 0603 R244 9965 000 32051 3 3kΩ 1 10...

Страница 41: ...4148 D625 4822 130 30621 1N4148 D626 4822 130 30621 1N4148 D810 9965 000 13880 FR104 B OR D811 9965 000 13880 FR104 B OR D812 4822 130 30621 1N4148 D813 4822 130 34167 BZX79 B6V2 D814 9965 000 20421 1H8 D815 9965 000 15716 33V 5 0 5W D820 9965 000 44366 Rectifier RU3A D821 4822 130 30621 1N4148 D822 9965 000 15651 5V 5V2 1 2W D823 9965 000 44715 9V1 500MW D830 9965 000 44714 RU3YX D831 4822 130 31...

Страница 42: ...sion List EN 42 TC7 1U CA 11 11 Revision List Manual xxxx xxx xxxx 0 First release Manual xxxx xxx xxxx 1 Front Page TOC corrected Chapter 7 Mono Carrier schematic and PWB layout updated with newest version ...

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