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Sanyo AVM-2751S Service Manual Download Page 13

— 13 —

C272

403 050 6600

ELECT

3.3U M

50V

C274

403 041 8804

ELECT

10U M

16V

C284

403 041 8804

ELECT

10U M

16V

C285

403 224 6108

CERAMIC

0.01U K

50V

C401

403 044 1703

ELECT

470U M

16V

C402

403 224 6108

CERAMIC

0.01U K

50V

C403

403 063 0206

POLYESTER 6800P K

50V

403 312 2807

POLYESTER 6800P K

50V

C405

403 086 2607

NP-ELECT

1U M

50V

C406

403 076 3607

CERAMIC

470P K

500V

C407

403 076 0507

CERAMIC

2200P K

500V

C408

403 055 0504

ELECT

1U M

160V

★

C410

403 254 9506

CERAMIC

500 P 1.5KV

★

C412

403 343 7703

MT-POLYPRO0.012U H 1.5KV

404 079 1607

MT-POLYPRO0.012U H 1.5KV

★

C416

403 346 7126

MT-POLYPRO 0.27U J

250V

404 081 2609

MT-POLYPRO 0.27U M

200V

★

C417

403 349 3204

MT-POLYPRO

0.3U J

250V

404 081 2708

MT-POLYPRO 0.3U M

200V

C421

403 038 6301

ELECT

220U M

6.3V

C427

403 224 6108

CERAMIC

0.01U K

50V

C441

403 224 6108

CERAMIC

0.01U K

50V

C473

403 067 7805

MT-COMPO

0.47U J

50V

403 166 7706

MT-POLYEST 0.47U J

63V

C482

403 115 0703

ELECT

47U M

100V

C484

403 051 0607

ELECT

4.7U M

50V

C486

403 076 3607

CERAMIC

470P K

500V

C487

403 052 8503

ELECT

1000U M

35V

C489

403 044 1703

ELECT

470U M

16V

C493

404 056 5307

NP-ELECT

2.2U M

100V

C497

403 038 1603

ELECT

100U M

6.3V

C502

403 053 2104

ELECT

220U M

35V

C503

403 276 0208

ELECT

2.2U K

50V

C504

403 045 9807

ELECT

2200U M

25V

C505

403 067 7805

MT-COMPO

0.47U J

50V

403 166 7706

MT-POLYEST 0.47U J

63V

C506

403 062 5301

POLYESTER 5600P K

50V

403 312 2401

POLYESTER 5600P K

50V

C508

403 235 0300

CERAMIC

56P J

50V

C509

403 067 7805

MT-COMPO

0.47U J

50V

403 166 7706

MT-POLYEST 0.47U J

63V

★

C511

403 058 5407

POLYESTER

0.15U K

50V

403 141 5802

POLYESTER

0.15U J

50V

C516

403 051 0607

ELECT

4.7U M

50V

★

C601

404 066 2204

MT-POLYEST 0.22U M

275V

404 071 2404

MT-POLYEST 0.22U M

250V

★

C608

403 247 3702

CERAMIC

3300P K

1K

403 271 9701

CERAMIC

3300P K

1K

★

C609

404 075 5005

ELECT

470U M

200V

C612

403 067 6501

MT-COMPO

0.18U J

50V

403 166 8208

MT-POLYEST 0.18U J

63V

C613

403 214 5203

POLYESTER 0.012U J

50V

403 311 9203

POLYESTER 0.012U J

50V

C620

403 057 2100

POLYESTER

0.1U J

50V

403 057 3107

POLYESTER

0.1U K

50V

403 311 8800

POLYESTER

0.1U J

50V

403 311 8909

POLYESTER

0.1U K

50V

C622

403 044 1703

ELECT

470U M

16V

★

C625

403 266 5008

CERAMIC

2700P K

1K

C626

403 043 1902

ELECT

2200U M

16V

C628

404 073 9005

ELECT

220U M

160V

C629

403 043 0202

ELECT

220U M

16V

C630

403 049 0008

ELECT

1U M

50V

C631

404 008 6604

CERAMIC

1000P K

125V

404 046 5409

CERAMIC

1000P M

125V

404 073 4000

CERAMIC

1000P M

250V

★

C632

404 008 6802

CERAMIC

2200P M

125V

404 046 5003

CERAMIC

2200P M

125V

404 073 4604

CERAMIC

2200P M

250V

C634

403 043 9106

ELECT

47U M

16V

C683

403 038 6301

ELECT

220U M

6.3V

C693

403 049 0008

ELECT

1U M

50V

C701

403 224 5705

CERAMIC

1000P K

50V

C711

403 224 5705

CERAMIC

1000P K

50V

C721

403 224 5705

CERAMIC

1000P K

50V

C741

403 049 0008

ELECT

1U M

50V

★

C742

403 077 2807

CERAMIC

1000P Z

2K

C801

403 224 6108

CERAMIC

0.01U K

50V

C806

403 039 3507

ELECT

470U M

6.3V

C811

403 049 0008

ELECT

1U M

50V

C822

403 041 8804

ELECT

10U M

16V

C829

403 049 0008

ELECT

1U M

50V

C835

403 224 6108

CERAMIC

0.01U K

50V

C841

403 357 9601

CERAMIC

0.1U Z

50V

C842

403 357 9601

CERAMIC

0.1U Z

50V

C843

403 357 9601

CERAMIC

0.1U Z

50V

C853

403 047 8402

ELECT

0.1U M

50V

C854

403 235 0706

CERAMIC

120P J

50V

C856

403 049 0008

ELECT

1U M

50V

C857

403 235 1000

CERAMIC

220P J

50V

C858

403 224 5705

CERAMIC

1000P K

50V

C862

403 224 6108

CERAMIC

0.01U K

50V

C1001

403 041 8804

ELECT

10U M

16V

C1004

403 224 6108

CERAMIC

0.01U K

50V

C1005

403 224 6108

CERAMIC

0.01U K

50V

C1021

403 041 8804

ELECT

10U M

16V

C1081

403 043 9106

ELECT

47U M

16V

C1902

403 041 8804

ELECT

10U M

16V

C3401

403 047 8402

ELECT

0.1U M

50V

C3404

403 086 0108

NP-ELECT

4.7U M

25V

C3406

403 325 2504

CERAMIC

0.012U K

50V

C3407

403 235 5701

CERAMIC

5600P K

50V

C3408

403 048 6308

ELECT

0.47U M

50V

C3411

403 048 6308

ELECT

0.47U M

50V

C3412

403 043 9106

ELECT

47U M

16V

C3413

403 046 9905

ELECT

4.7U M

25V

C3414

403 042 2405

ELECT

100U M

16V

C3416

403 086 0108

NP-ELECT

4.7U M

25V

C3417

403 046 9905

ELECT

4.7U M

25V

C3418

403 086 0108

NP-ELECT

4.7U M

25V

Schematic
Location

Part No.

Description

Schematic
Location

Part No.

Description

Summary of Contents for AVM-2751S

Page 1: ...nent and Test Point Locations 21 23 Schematic Insert 25 32 Schematic Notes 25 Pin Layouts 25 Capacitor and Resistor Codes 25 Block Diagram 26 27 Voltage Charts 26 27 Waveforms 28 Schematic Diagrams 29 32 Specifications Power Rating 120V 60Hz 86W Avg 2 5A Max Antenna Input Impedance 75W UHF VHF CATV Receiving Channel 2 13 VHF 14 69 UHF 01 14 94 95 125 CATV Remote Ready 24 Key Remote Control Sound O...

Page 2: ...inet screw heads metal overlays control shafts etc Measure the AC voltage across the 1500 ohm resistor The AC voltage should not exceed 750 mV A reading exceeding 750 mV indicates that a dangerous potential exists The fault must be located and corrected Repeat the above test with the receiver power plug reversed NEVER RETURN A RECEIVER TO THE CUSTOMER WITHOUT TAKING THE NECESSARY CORRECTIVE ACTION...

Page 3: ...wer cord The Service Menu display will now appear 3 Select NO 03 HP H Phase with or key Adjust the data with or key for 8 4 Select NO 05 VPO V Position with or key Adjust the data with or key for 25 5 Select NO 07 VLN V Lin with or key Adjust the data with or key for 15 6 Select NO 10 VSC V S Correction with or key Adjust the data with or key for 13 7 Select NO 14 VC V Compression with or key Adju...

Page 4: ...ion 11 HBR 3 3 0 7 H BLK R 12 HBL 4 4 0 7 H BLK L 13 CDM 0 0 0 1 C D Mode 14 VC 5 7 0 7 Vertical Compression 15 RB 0 0 0 255 Red Bias 16 GB 0 0 0 255 Green Bias 17 BB 0 0 0 255 Blue Bias 18 RD 64 64 0 127 Red Drive 19 GD 8 8 0 15 Green Drive 20 BD 64 64 0 127 Blue Drive 21 SBI 64 54 0 127 Sub Bias 22 OSD 2 2 0 3 OSD Contrast 23 POS 0 0 0 1 Pre Over SW 24 FLS 2 1 0 7 Filter System 25 CKO 3 3 0 7 Co...

Page 5: ... 54 SCO 7 7 0 31 Sub Color 55 STI 20 19 0 31 Sub Tint 56 SSH 12 8 0 31 Sub Sharpness 57 OPT 0 0 0 255 Option See Note 1 page 6 58 OP2 0 98 0 255 Option 2 See Note 2 page 6 59 HR 24 20 0 63 OSD Horizontal Position 60 ATT 10 7 0 63 Input Level 61 WDB 32 32 0 63 Wideband 62 SPC 32 32 0 63 Spectral 63 SBO 5 2 0 255 Sub Bright Offset 64 PCO 40 40 0 63 PIP Color 65 PTI 40 40 0 63 PIP Tint 66 PUV 24 24 0...

Page 6: ...3 7 and 9 keys on the remote control See Figure 2 The Drive Level adjustment data will be written in the Service Menu No 18 and 20 automatically 1 2 3 4 5 6 7 9 8 RB RB BB BB N A GB N A GB N A FOR RED BIAS ADJUSTMENT FOR BLUE BIAS ADJUSTMENT FOR GREEN BIAS ADJUSTMENT Figure 2 Figure 3 1 2 3 4 5 6 7 9 8 RD RD BD BD N A N A N A N A N A FOR RED DRIVE ADJUSTMENT FOR BLUE DRIVE ADJUSTMENT BIT FUNCTION ...

Page 7: ...eiver and disconnect the AC power cord 4 While pressing the MENU key reconnect the AC power cord The Service Menu display will now appear 5 Select NO 04 VS Vertical Size with or key 6 Adjust the data with or key for full scan To turn off the Service Menu display press the MENU key VERTICAL CENTERING ADJUSTMENT 1 Tune receiver to an active channel 2 Check that picture is in the center of TV screen ...

Page 8: ...ower cord 6 While pressing the MENU key reconnect the AC power cord The Service Menu display will now appear 7 Select NO 53 SB Sub Brightness with or key 8 Adjust the data with or key for 820mVDC 9 Press the MENU key to turn off the Service Menu display 10 Check brightness level on every active channel readjust repeat steps 5 9 if necessary Note Do not set to excessive brightness level otherwise t...

Page 9: ...nu key reconnect the AC power cord The Service Menu will now appear 5 Select NO 60 ATT Attenuation with the or key 6 Adjust the or key for a voltmeter reading of 400 20 mVrms at TP317 SEPARATION ADJUSTMENT 7 Turn off the receiver and disconnect the AC power cord AC 120V line 8 Connect oscilloscope CH1 to TP317 and CH2 to TP318 and ground 9 Connect an MTS TV Stereo generator to antenna terminal 10 ...

Page 10: ...d any of these failures remains uncorrected the CPU will shut off the power within 3 seconds Check the following if the unit is turned off by the power failure detector 1 Disconnect the AC power cord 120V AC line for at least 10 seconds 2 Connect a DC Voltmeter to the following TEST POINTS 3 Press the Power key and check for the proper voltage supplies 4 If any of these voltages is low the power f...

Page 11: ...to keep these assemblies intact unless picture tube is being replaced Discharge the picture tube to the coating before handling the tube 1 Remove chassis referring to Chassis Removal instructions 2 Place cabinet s front face down on a soft surface 3 Remove the screw on each corner of the picture tube and GENTLY lift the picture tube out of the cabinet 4 Install a replacement picture tube in revers...

Page 12: ...6108 CERAMIC 0 01U K 50V C146 403 224 6108 CERAMIC 0 01U K 50V C147 403 038 1603 ELECT 100U M 6 3V C151 403 048 6308 ELECT 0 47U M 50V C153 403 048 6308 ELECT 0 47U M 50V C161 403 357 9601 CERAMIC 0 1U Z 50V C211 403 086 2607 NP ELECT 1U M 50V C212 403 049 9803 ELECT 2 2U M 50V C221 403 086 6902 NP ELECT 3 3U M 50V C251 401 150 6001 MT GLAZE 0 000 ZA 1 10W C252 403 062 0504 POLYESTER 0 047U K 50V ...

Page 13: ...R 0 012U J 50V C620 403 057 2100 POLYESTER 0 1U J 50V 403 057 3107 POLYESTER 0 1U K 50V 403 311 8800 POLYESTER 0 1U J 50V 403 311 8909 POLYESTER 0 1U K 50V C622 403 044 1703 ELECT 470U M 16V C625 403 266 5008 CERAMIC 2700P K 1K C626 403 043 1902 ELECT 2200U M 16V C628 404 073 9005 ELECT 220U M 160V C629 403 043 0202 ELECT 220U M 16V C630 403 049 0008 ELECT 1U M 50V C631 404 008 6604 CERAMIC 1000P ...

Page 14: ...DE 1N4002ID D503 407 056 2307 ZENER DIODE RD36EB1 36V 407 100 0204 ZENER DIODE MTZJ36A 36V D508 407 013 4306 DIODE 1S2076A 407 013 7109 DIODE 1S2473 408 008 2406 DIODE 1N4148 D601 407 005 7605 DIODE EM2B 407 013 3200 DIODE 1S1887A 408 008 8606 DIODE GP15G D602 407 005 7605 DIODE EM2B 407 013 3200 DIODE 1S1887A 408 008 8606 DIODE GP15G D603 407 005 7605 DIODE EM2B 407 013 3200 DIODE 1S1887A 408 008...

Page 15: ...CTOR 5 6U K L851 645 008 2894 INDUCTOR 5 6U K 645 016 3104 INDUCTOR 5 6U K L881 645 006 2490 INDUCTOR 1U K 645 016 2411 INDUCTOR 1U K L882 645 006 2490 INDUCTOR 1U K 645 016 2411 INDUCTOR 1U K L901 645 044 9161 ASSY COIL DEGAUSSING L1901 645 008 2894 INDUCTOR 5 6U K 645 016 3104 INDUCTOR 5 6U K TRANSISTORS Q001 405 011 8401 TR 2SC1740S Q 405 011 8500 TR 2SC1740S R 405 011 8609 TR 2SC1740S S 405 01...

Page 16: ...20 7907 TR 2SC945A RA 405 151 8705 TR 2SC536NG NPA 405 157 0505 TR 2SC536NF NPA Q695 405 001 7605 TR 2SA1015 Y SAN 405 004 3208 TR 2SA564A R CU 405 004 4809 TR 2SA608 F CTV NP Q701 405 041 6507 TR 2SC2621 D RA 405 041 6705 TR 2SC2621 E RA 405 066 4304 TR 2SC2621 C RA 405 066 9903 TR 2SC2688 1 K 405 067 0008 TR 2SC2688 1 L 405 067 0107 TR 2SC2688 1 M 406 000 3605 TR 2SC3620 LB SAN 1 Q711 405 041 65...

Page 17: ...428 401 025 1902 CARBON 15K JA 1 6W R441 401 024 7004 CARBON 1K JA 1 6W R442 401 150 5905 MT GLAZE 10K JA 1 10W R443 401 026 9907 CARBON 4 7K JA 1 6W R444 401 025 4606 CARBON 18K JA 1 6W R449 401 053 3206 MT FILM 4 7K FA 1 6W R481 401 009 4905 CARBON 33 JB 1 2W R482 401 011 9004 CARBON 1 JB 1 4W R483 401 006 7701 CARBON 1 JB 1 2W R485 401 025 4606 CARBON 18K JA 1 6W R486 401 069 5607 OXIDE MT 8 2 ...

Page 18: ...MT GLAZE 100 JA 1 10W R857 401 255 6500 MT GLAZE 100 JA 1 10W R862 401 255 6500 MT GLAZE 100 JA 1 10W R864 401 256 0200 MT GLAZE 120K JA 1 10W R871 401 150 5905 MT GLAZE 10K JA 1 10W R881 401 255 6500 MT GLAZE 100 JA 1 10W R882 401 255 6500 MT GLAZE 100 JA 1 10W R883 401 255 6500 MT GLAZE 100 JA 1 10W R884 401 255 6500 MT GLAZE 100 JA 1 10W R886 401 150 5905 MT GLAZE 10K JA 1 10W R1001 401 256 270...

Page 19: ... CRYSTAL OSCILLATOR 610 245 9746 CRYSTAL OSCILLATOR X801 645 000 6692 OSC CERAMIC 8 00MHZ 645 021 5483 OSC CERAMIC 8 00MHZ MISCELLANEOUS A100 610 289 2802 ASSY PWB MAIN A101 645 040 5150 TUNER U V A700 610 289 6183 ASSY PWB SOCKET A1901 645 027 4213 UNIT REMOCON RECEIVER F601 423 007 1601 FUSE 125V 4A 423 007 1809 FUSE 125V 4A 423 018 8101 FUSE 125V 4A F601A 645 000 5077 HOLDER FUSE 645 016 0479 H...

Page 20: ...D OR 411 078 1101 SCREW 4X14 7 USED 7 412 018 8402 SCREW 3X10 2 USED 8 610 292 2479 DEC AV SHEET 9 610 289 8590 BUTTON UNIT 10 610 102 7151 DC HOLDER 2 USED 11 610 293 2843 DEC SHEET 12 610 236 9274 SANYO BADGE 610 289 2925 OWNER S MANUAL 645 044 3190 RC TRANSMITTER OR 645 044 3237 RC TRANSMITTER 610 290 1283 RC BATTERY COVER CABINET PARTS LIST KEY NO PARTS NO DESCRIPTION ACCESSORY PARTS LIST KEY ...

Page 21: ... 21 COMPONENT ANDTESTPOINT LOCATIONS MAIN BOARD FOIL SIDE ...

Page 22: ... 22 COMPONENT ANDTESTPOINT LOCATIONS Cont IC1201 IC1201 IC3401 IC301 IC101 B E C IC801 MAIN BOARD PARTS SIDE ...

Page 23: ...B3 Q695 B3 Q831 A4 Part Loc R513 E3 TE7 H3 TP7 H3 TJ1 B3 TJ4 F3 TJ5 B4 TP16 E6 TP21 F6 TP50 H3 TP51 H3 TP317 B6 TP318 B6 T151 E6 MAIN BOARD COMPONENTS AND TEST POINTS GRID LOCATIONS PIC TUBE SOCKET BOARD COMPONENTS FOR CONTINUED PROTECTION AGAINST A RISK OF FIRE REPLACE ONLY WITH THE SAME TYPE 4A 125V FUSE ATTENTION POUR MAINTENIR LA PROTECTION CONTRE LES RISQUES D INCENDIE UTILISER UN FUSIBLE DE ...

Page 24: ...24 April 2001 2700 SMC Printed in U S A For parts or service contact SANYO Fisher Service Corporation 21605 Plummer Street Chatsworth CA 91311 U S A 300 Applewood Crescent Concord Ontario L4K 5C7 CANADA ...

Page 25: ...mbol indicates a fusible resistor which protects the circuit from possible short circuits WAVEFORMS NOTE Waveforms were taken with color bar signal and the controls adjusted for normal picture IC101 17 R Output 2 0V HORIZ IC101 18 G Output 2 0V HORIZ IC101 19 B Output 2 0V HORIZ IC101 52 Selected Video 1 0V HORIZ IC501 2 Vertical Output 58 VERT IC501 5 Inverting Input 0 6V VERT Q202 E TP16 Interna...

Page 26: ...J1K 1 6NF 33K EM4 7 4 7K 1 2DJ 2 7KB 1500MH 0 012 XK AN J J 2SD2578YB 160EM 1BE 2SJ6 8K 1 2DJ 5 6K 500KK 2200A 500KK 470A 2SC2271 D C E C D E 1 6NF 10K HZ11 B2L 2SJ8 2 390 2SD400 E MP F MP 1 10GZ0C DJ22 J J 2SJ18 16EM220 X 16EM 220 16EM 47 DJ33 1 10GJ 4 7KC J LA4525 2SB764 E F DJ820 1 10GJ 10KC J 1 10GJ 27KC 1 10GJ10KC 1 10GJ 27KC 1 10GJ 10KC 1 10 GZ0C 1 10GJ10KC KK0 01 LZB X 25PM4 7D 25PM4 7D CXA...

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