Sampo 21T17 Скачать руководство пользователя страница 14

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18-CB0103-JNX

RES. C.F. 10K OHM 1/6W +/-5%

3 R917;R010;R919

18-CB0223-JNX

RES. C.F. 22K OHM 1/6W +/-5%

6 R613;R612;R907;R908;R909;R910

18-CB0820-JNX

RES. C.F. 82 OHM 1/6W +/-5%

1 R929

18-CE0479-JNX

RES. C.F. 4.7 OHM 1/2W +/-5%

1 R918

25-BCB100-M1X

CAP. ELEC 10 UF 16V +/-20%

2 C919;C920

25-BCB101-M1X

CAP. ELEC 100 UF 16V +/-20%

2 C921;C904

25-BCB221-M1X

CAP. ELEC 220 UF 16V +/-20%

2 C918;C009

25-BCB470-M1X

CAP. ELEC 47 UF 16V +/-20%

2 C928;C926

26-EBP102-KBS

CAP. CER 1000 PF 50V +/-20%

1 C306

26-EBP103-ZFX

CAP. CER 0.01UF 50V +80/-20% F

4 C905;C917;C925;C927

40-2111SG-MAM1X

P.C. B MAIN BD

41-WJ0050-B00

WIRE BARE JUMPER 5MM

2 J201;J906

41-WJ0060-B00

WIRE BARE JUMPER 6MM

1 J905

41-WJ0075-B00

WIRE BARE JUMPER 7.5MM

18-CB0222-JNX

RES. C.F. 2.2K OHM 1/6W +/-5%

1 J912

41-WJ0080-B00

WIRE BARE JUMPER 8 MM

3 J908;J835;J836

41-WJ0090-B00

WIRE BARE JUMPER 9MM

1 J909

45-SAWF18-590

SAW FILTER F1859

1 Z101

46-33079W-02X

PIN BASE *2 TJC3-2A

1 P006 P1 - P2 FOR KEY BD P001B

46-33079W-04X

PIN BASE *4 TJC3-4A

1 P005 P2 - P5 FOR IR BD P002A

46-33079W-05X

PIN BASE *5 TJC3-5A

1 P904 P3 - P7 FOR SIDE AV BD

47-RCA035-XX0

RCA JACK AV-3.2-6W-K

1 P901

50-03150D-1US7

FUSE 250V/3.15A

1 F801

70-271510-00A

SERVICE CARD

1 FOR PRODUCTION USE

71-270870-0A9

LABEL

90-0DSTG1-SR1U

HEAT SINK DSTG-1

0.6 FOR Q801

90-269080-ZU0U

CLEAN COATING TC-131L 14KG/BARREL

0.1

10-79C9V1-DBX

DIODE ZENER 9V1 1/2W 5%

1 FOR Q904 B 极接（-）& E 极接（+）

46-28559W-02X

PIN BASE *2 TJC1-2A

1 P802

T8-0A21SG-XR1

ASS'Y - X-RAY

10-1N4001-EBX

DIODE 1N4001 (RECTIFIER)

1 D410

10-1N4148-ABX

DIODE 1N4148 (SWITCHING)

2 J004 (-) TO Q251(E);D251

10-79C20V-DBX

DIODE ZENER 20V 1/2W 5%

1 D253

11-2SA817-AAX

TRANSISTOR 2SA817AY

1 Q251

11-SC1815-YBX

TRANSISTOR 2SC1815-Y (NPN)

1 Q250

18-CB0104-JNX

RES. C.F. 100K OHM 1/6W +/-5%

1 R253

18-CB0222-JNX

RES. C.F. 2.2K OHM 1/6W +/-5%

1 R257

18-CB0331-JNX

RES. C.F. 330 OHM 1/6W +/-5%

1 R256

18-DB0750-FNX

RES. M.F. 75 OHM 1/6W +/-1%

1 R255

18-DD0391-FNX

RES. M.F. 390 OHM 1/4W +/-1%

1 R254

18-EE0109-JNX

RES. FUS. 1 OHM 1/2W +/-5%

1 R407

25-BFB479-M1X

CAP. ELEC 4.7 UF 50V +/-20%

1 C431

41-WJ0110-B00

WIRE BARE JUMPER 11MM

1 J007

41-WJ0170-B00

WIRE BARE JUMPER 17MM

1 J008

T8-21OFLN-SG1GAA ASS'Y - METCH TUBE NOMINAL

T8-0D276G-CRY

ASS'Y - CRT BD

10-1N4148-ABX

DIODE 1N4148 (SWITCHING)

2 D502;D501

11-SA1015-YBX

TRANSISTOR ST2SA1015Y (PNP)

1 Q510

11-SC2482-0BX

TRANSISTOR 2SC2482

3 Q501;Q502;Q503

18-CB0101-JNX

RES. C.F. 100 OHM 1/6W +/-5%

3 R501;R504;R507

18-CB0102-JNX

RES. C.F. 1K OHM 1/6W +/-5%

1 R522

18-CB0222-JNX

RES. C.F. 2.2K OHM 1/6W +/-5%

1 R524

J603;J915;J916;D205 并将IC201的第22、23
脚加锡相连

Содержание 21T17

Страница 1: ...dure 5 Block Diagram 6 Schematic Diagram 7 PCB Layout 8 Explode View Diagram 9 Troubleshooting This manual is the latest at the time of printing and does not include the modification which may be made after the printing by the constant improvement of product 1 5 8 18 27 28 29 30 31 ...

Страница 2: ...ce of uninsulated voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to the person The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance CAUTION Use of controls adjustments or procedures...

Страница 3: ...onnel 8 Do not subject your television set to impact of any kind Be particularly careful not to damage the picture tube surface 9 Unplug this television set from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use a damp cloth for cleaning 10 1 Do not place this television set on an unstable cart stand or table The television set may fall causing serious injury to a ...

Страница 4: ...pporting structure grounding of the lead in wire to an antenna discharge unit size of grounding conductors location of antenna discharge unit connection to grounding electrode and requirements for the grounding electrode 15 2 Note to CATV system installer Only for the television set with CATV reception This reminder is provided to call the CATV system attention to Article 820 40 of the NEC that pr...

Страница 5: ... 21 If you are unable to restorenormal operation by following the detailedprocedurein your operating instructions do not attempt any further adjustment Unplug the set and call your dealer or service technician 22 Whenever the television set is damaged or fails or a distinct change in performance indicates a need for service unplug the set and have it checked by a professional service technician 23...

Страница 6: ...h S Video Rear or Side 1 Side Frond RCA x Input 1 Terminal Rear RCA x Input output 1 Rear YUV x 1 Sound n 1 binding Noise Reduction Blue Strech Picture Black Strech Comb f for NTSC 1H built in MCU Color Temperature FS Tuner 1 5W MONO 3W 3W 1 5W 1 5W 1W 1W n 1 2W 2W 1W MONO Audio output Standby n 1 N Power Supply n 1 P N 181 programs System AV n 1 N Sound System TV M Color System TV n 1 Remote Cont...

Страница 7: ...l make cost up or down Blue means it is build in TV no additional cost up or down Hotel Mode Only in English No Tuning Menu Max Volume Lock X ray Protection V chip Disable in 2nd Software Version CCD Disable in 2nd Software Version Recall Channel Add Erase Blue Background Program prearrange Favorite channel Setting Notebook Features ...

Страница 8: ...H BD 1 46 33079W 02X PIN BASE 2 TJC3 2A 1 S803 FOR IR BD D001 46 33079W 04X PIN BASE 4 TJC3 4A 1 S804 FOR 57 BT18LS 0HC 46 35063W 03X PIN BASE 3 VH 3A 2 P804 FOR POWER CORD P804A 46 39318H 02X HS 2P 1617 22 300 TJC 1 26 VH 3Y 1 FOR PWR SW BD P804A PWR PARTS 48 POW001 AX0 SWITCH POWER 1 SW801 51 DC0243 0DN08 POWER CORD CEE 1 62 262660 0HN POWER SW ADAPTER 1 66 382330 0B7 RIVET 2 0X3 7X3 5 4 FOR P80...

Страница 9: ...NX RES C F 33K OHM 1 6W 5 1 R602 18 CB0392 JNX RES C F 3 9K OHM 1 6W 5 2 R213 R214 18 CB0470 JNX RES C F 47 OHM 1 6W 5 1 R002 18 CB0471 JNX RES C F 470 OHM 1 6W 5 2 R119 R208 18 CB0472 JNX CARBON RES C F 4 7K OHM 1 6W 5 4 R003 R004 R015 R311 18 CB0473 JNX RES C F 47K OHM 1 6W 5 2 R216 R245 18 CB0560 JNX RES C F 56 OHM 1 6W 5 1 R114 18 CB0561 JNX RES C F 560 OHM 1 6W 5 1 R209 18 CB0564 JNX RES C F ...

Страница 10: ...ER 390 PF 500V 10 B 1 C409 26 EBP101 JCS CAP CER 100 PF 50V 5 2 C001 C002 26 EBP102 KBS CAP CER 1000 PF 50V 20 2 C112 C219 26 EBP103 ZFX CAP CER 0 01UF 50V 80 20 F 20 26 EBP152 KBS CAP CER 1500PF 50V 10 1 C209 26 EBP181 JCS CAP CER 180 PF 50V 5 1 C207 26 EBP222 KBS CAP CER 2 2 NF 50V 10 1 C014 26 EBP270 JCS CAP CER 27 PF 50V 5 1 C011 26 EBP272 KBS CAP CER 2700PF 50V 10 1 C210 26 EBP331 JCS CAP CER...

Страница 11: ...175 B00 WIRE BARE JUMPER 17 5MM 1 R045 41 WJ0195 B00 WIRE BARE JUMPER 19 5MM 1 J003A 41 WJ0200 B00 WIRE BARE JUMPER 20MM 1 J233 45 OSC8M0 0Y0 CRYSTAL 8 0MHZ 1 X001 45 TRA4M5 0Y0 CER TRAP TPS 4 5MHZ 1 X201 46 12866W 02X PIN BASE 2 S11 02Y 1 P601 FOR FRONT CAB SPK 46 20598W 04X PIN BASE 4 TJC1 4A 1 P401 FOR DY CONNECTER 46 33079W 02X PIN BASE 2 TJC3 2A 1 P602 FOR FRONT CAB SPK 46 33079W 03X PIN BASE...

Страница 12: ... R806 18 CB0682 JNX RES C F 6 8K OHM 1 6W 5 1 R850 18 CD0220 JNX RES C F 22 OHM 1 4W 5 1 R811A 18 CD0221 JNX RES C F 220 OHM 1 4W 5 1 R833 18 CD0392 JNX RES C F 3 9K OHM 1 4W 5 1 R835 18 CD0471 JNX RES C F 470 OHM 1 4W 5 1 R811 18 CE0479 JNX RES C F 4 7 OHM 1 2W 5 1 R832 18 DD0104 FNX RES M F 100K OHM 1 4W 1 1 R804 18 DD0912 FNX RES M F 9 1K OHM 1 4W 1 1 R804A 18 FG0333 JHX RES M O 33K OHM 2W 5 1 ...

Страница 13: ...HM 1 4W 5 1 R851 41 WJ0105 B00 WIRE BARE JUMPER 10 5MM 1 J824 41 WJ0115 B00 WIRE BARE JUMPER 11 5MM 1 J832 41 WJ0120 B00 WIRE BARE JUMPER 12MM 1 J823 41 WJ0125 B00 WIRE BARE JUMPER 12 5MM 1 J804 41 WJ0135 B00 WIRE BARE JUMPER 13 5MM 1 J833 41 WJ0150 B00 WIRE BARE JUMPER 15MM 2 J826 J802 41 WJ0160 B00 WIRE BARE JUMPER 16MM 1 J825 41 WJ0165 B00 WIRE BARE JUMPER 16 5MM 1 J831 41 WJ0175 B00 WIRE BARE ...

Страница 14: ...271510 00A SERVICE CARD 1 FOR PRODUCTION USE 71 270870 0A9 LABEL 2 90 0DSTG1 SR1U HEAT SINK DSTG 1 0 6 FOR Q801 90 269080 ZU0U CLEAN COATING TC 131L 14KG BARREL 0 1 10 79C9V1 DBX DIODE ZENER 9V1 1 2W 5 1 FOR Q904 B 极接 E 极接 46 28559W 02X PIN BASE 2 TJC1 2A 1 P802 T8 0A21SG XR1 ASS Y X RAY 1 10 1N4001 EBX DIODE 1N4001 RECTIFIER 1 D410 10 1N4148 ABX DIODE 1N4148 SWITCHING 2 J004 TO Q251 E D251 10 79C...

Страница 15: ...41 WJ0050 B00 WIRE BARE JUMPER 5MM 3 T8 21OFLN FSG1GA ASS Y METCH TUBE NOMINAL F CAB 1 46 27688H 04X HS 4P A B 400 13 RBGW TJC1 4Y 1 P401H FOR D Y COIL 1 44 21OFLN SG1A 67 325570 2E0 CRT BRACKET 4 T8 21OFLN MSG1GAA ASS Y METCH TUBE NOMINAL M BD 1 18 CB0103 JNX RES C F 10K OHM 1 6W 5 1 R414 18 DE0563 FNX RES MF 56K OHM 1 2W 1 1 R831 18 EG0129 JHX RES FUS 1 2 OHM 2W 5 1 R420 18 FF0122 JGX RES M O 1 ...

Страница 16: ... X 2 4 FOR CRT 65 Z60100 50E NUT M 6 4 FOR CRT 67 X12668 0E0 SPRING CRT 6MMX40MMX0 5MM 1 67 X41381 0E2 POWER KNOB SPRING 1 T8 21T17G FCYZ ASS Y FRONT CABINET ART 1 55 DT17FC 0CN FRONTCABINET 1 56 407310 0HA DECORATE ANNULUS 1 56 BT18PK 0HA POWER KNOB 1 56 C276LS 1HC LENS 1 56 DT18FB 0HA PUSH BOTTON 1 58 DT18SI 1UI INLAY SIDE AV 1 T8 DT17AG PAN ASS Y PACKING 1 49 382380 BAT BATTERY 7 R03P AAA SUM 4...

Страница 17: ...40 UOCASR RMB1X P C B REMOTE HANDSET BD 1 41 WJ0120 B00 WIRE BARE JUMPER 12MM 1 J1501 45 COS455 KY1 CERAMIC RESONATOR 455KHZ 1 X1501 67 X38064 0E2 BATTERY SPRING 1 67 X38065 0E2 BATTERY SPRING 1 67 X38066 0E2 BATTERY SPRING 1 74 007026 60C POLYBAG 70MMX260MMX0 06MM 1 T8 HS36R0 A123Z ASS Y ARFPARTS 1 49 HS36R1 00X RUBBER PAD KEYS 1 55 HS36RB 1HA RREMOTEHANDSET BOTTOMCABINET 1 55 HS36RD 0HA RBATT DO...

Страница 18: ...us enter D mode press TV AV button to turn off the vertical output Adjust the SCRREEN switch on the flyback transformer to make a horiz ontal shining line just visible on the screen Turn on the vertical output adjust the FOCUS on the flyback transformer to obtain the optimum focus 5 White balance adjustment 1 Apply the black and white pattern in normal status 2 Alignment of normal color temperatur...

Страница 19: ... Y 286 Use a color analyzer to measure the white side of the screen By changing the value of GD C BD C set the reading of the color analyzer to X 279 Y 286 Separately set the brightness and contrast from min to max repeat the step 2 and 3 until the reading of the color analyzer is correct Note Provided the production line is equipped with the self White balance adjusting equipment white balance of...

Страница 20: ... directly by pressing digital button 1 9 0 notebook CAP Display Sleep Calendar System INS Favorite Return Picture Menu 1 Remote key 1 Item Remark RC R cut off setting GC G cut off setting BC B cut off setting GD G drive setting BD B drive setting Menu 2 Remote key 2 Item Remark HIGH5 Height 50Hz VP50 Vertical position 50Hz VLIN5 Vertical linearity 50Hz VSC5 Vertical S correction 50Hz VBLK5 Vertica...

Страница 21: ...k ST3 50 Sharpness TV mode 3 58 system SV3 50 Sharpness AV mode 3 58 system SV4 50 Sharpness AV mode other system SVD 50 Sharpness DVD mode ASSH Asymmetric sharpness 04H bit 7 5 SHPX Maximum sharpness SHPN Minimum sharpness Menu 7 Remote key 7 Item Remark Bit 0 Bit 1 under factory mode 00 11 STD 01 IRC 10 HRC Bit 2 STD IRC HRC 1 user control 0 under factory mode Bit 3 1 forbid CATV 95 96 97 Bit 4 ...

Страница 22: ... Bit 3 1 decreasing contrast when menu on Bit 4 1 OSD don t disappear automatically Bit 5 1 biological Bit 6 0 CH LOCK W O V CHIP OPTM1 Bit 7 When turn on 0 child lock off 1 child lock on Bit 0 Bit 1 Bit 2 Power on mode 00 standby 01 previous 10 11 force power on Bit 3 Hotel mode 1 on 0 off Bit 4 Bit 5 Power on under hotel mode 00 TV 01 Video1 02 TV2 03 Last Bit 6 1 under factory mode turn off the...

Страница 23: ...English 1 yes 0 no Bit 1 French 1 yes 0 no Bit 2 Portuguese 1 yes 0 no Bit 3 Spanish 1 yes 0 no Bit 4 AV Color system PAL443 1 1 yes 0 no Bit 5 AV Color system NTSC443 1 1 yes 0 no Bit 6 AV AUTO 1 AUTO1 PAL443 NTSC358 NTSC443 0 AUTO2 NTSC358 PALM PALN MDOE5 Bit 7 Bit 0 1 auto search function of the menu key on the front panel Bit 1 1 curtain when turn on the set Bit 2 1 curtain when turn off the s...

Страница 24: ... s video mode Bit 2 0 YDL 15H bit 2 0 40ns 240ns Bit 4 3 NTSC matrix 03H bit 7 6 N1 N2 DVD Bit 5 C gamma 02H bit 7 color gamma on off Bit 6 P N ID 17H bit 4 PAL NTSC killer sensit Bit 7 FID 17H bit 3 Killer off Bit 1 0 ABL gain 16H bit 5 4 Bit 3 2 ABL start point 16H bit 7 6 Bit 4 WPS 00H bit 7 ABL Bit 5 OSD ABCL 16H bit 3 Bit 1 0 Black stretch 15H bit 4 3 Bit 3 2 Y gamma 15H bit 6 5 Bit 5 4 OSD l...

Страница 25: ...temperature GD C G drive setting for cool color temperature BD C B drive setting for cool color temperature Menu 16 Remote key System INS Item Remark RC W R cut off setting for warm color temperature GC W G cut off setting for warm color temperature BC W B cut off setting for warm color temperature GD W G drive setting for warm color temperature BD W B drive setting for warm color temperature YUVG...

Страница 26: ...nu 21 no shortcut key Item Remark THEATER BAS Theater bass THEATER TRE Theater treble CONCERT BAS Concert bass CONCERT TRE Concert treble BROCAST BAS Brocast bass BROCAST TRE Brocast treble Menu 22 no shortcut key Item Remark VOL_MAI Volume Loudspeaker GATE Carrier Mute VOL OUT AV output gain AV GAIN AV input Gain Note Provided the production line is equipped with the self adjusting equipment The ...

Страница 27: ...U Y Y SIF OUT CVBS Y E2 PROM 24C08 SDA SCL AMP TDA7057AQ L R MCU VCD TMPA8823 CRT Video amplifie Horizontal output Vertical output STV9302 TUNER SAWF 112V 12 9V 5V 4052 AV1 VIDEO AV2 VIDEO MSP3425 AV1 L R AV2 L R 27 ...

Страница 28: ...28 ...

Страница 29: ...29 ...

Страница 30: ...30 ...

Страница 31: ...place Q801 Is D815 D818 OK Yes Check IC801 and the peripheral components Replace D815 D818 No No Figure 1 Fuse Blown No raster abnormal B Is the B resistance to earth ok Check the load of B No Yes Check IC802 and their peripheral components Yes Check Q830 Q831 Q832 etc Figure2 No Raster Abnormal B ...

Страница 32: ...33 yes No Figure3 No Raster B OK No No No picture dense noise dots Is the antenna feed line or the adapter broken or unsoldered Handing the antenna fault Yes No Is the signal at Pin41 Pin42 of IC201 ok Is the signal at IF pin of the tuner Is the signal at Pin SCL SDA of tuner ok No Check signal at P57 P58 of IC201 and replace the abnormal relative circuit Yes Check EEPROM Yes Check Replace IC201 Y...

Страница 33: ...ack probe to touch B of Q101 Are there interference particles flashing on the screen Yes Replace the Tuner No Is the voltage at P29 P36 of IC201 ok No Check and repair the 9V power supply No Bridge a capacitor of 1000pF between the input and output of Z101 Apply the pointer of multimeter at R X 1 K Ω connect the red probe to GND and use the black probe to touch B of Q101 Are there interference par...

Страница 34: ... at P47 of IC1001 ok Yes Check Replace the power supply of IC1001 Then RESET NG Is the BUS ok Check IC201 and the relative circuit No No Check Replace Q1001 X1002 NG Is the waveform at P31 of IC201 ok Replace IC201 No Yes Replac e IC601 Check Replace Q604 Q605 No Figure 6 No Sound Is both 14V and 14V ok Yes No Is the signal at P1 of IC301 ok Check Replace IC301 Check signal at P16 of IC201 No Chec...

Страница 35: ...ure AV hasn t Picture Check the waveform of pin 14 of IC901 No Q905 and its peripheral circuit No Check Pin61 of IC201 and peripheral circuit Check the logic of Pin9 Pin10 of IC901 Yes Replace IC901 Yes AV has Picture TV hasn t Picture Is the waveform at P30 of IC101 ok Check Q208 Q209 and peripheral circuit Yes Check IC201 and relative circuit please reference the previous page named Figure 5 No ...

Страница 36: ...ly No No Is there sync pulse at P62 of IC201 No Check the power supply of IC201 Are there H V flyback pulses at P12 of IC201 No No Check R408 R406 D404 C422 Yes Check Replace IC201 No Check the waveform at Pin57 Pin58 of IC201 No Yes Is the 33V 5 VA power supply ok Check Repair 33V power supply No Yes Is there the short circuit around the integration circuit Check Replace the tuner No Check Repair...

Страница 37: ... at P9 and P55 of IC201 ok Is there the 8MHz 5Vp p sine wave oscillations at P6 of IC201 Is the voltage at P5 of IC201 ok Have P5 of IC201 shorted to GND in an instant Can the IC201 work Check Repair the reset circuit Yes Yes Yes No Check Replace IC201 No No Are C021 C022 and X001 ok No Replace the disabled components Yes No Check Q002 and peripheral circuit Yes ...

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