Sanyo 29-F5BA Service Manual Download Page 8 | Manualshive

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Sanyo 29-F5BA Service Manual Download Page 8

IC Block Diagrams

-8-

STR81145A < Double Rectifier > IC631

2

3

Pin Function
1 Delay
2 T1
3 T2
4 Gate
5 Common

4

5

1

STR81145A

r1

r2

r3

Z1

Q1

Z2

Q3

Q2

Triac

1

2

3

MUTE

REFERENCES

NON INVERTING INPUT (1)

INVERTING INPUT (1)

SUR/MUTING

TURN ON

AND OFF

9

5

10

8

4

6

Vcc

NON INVERTING INPUT (2)

INVERTING INPUT (2)

L

R

-

+

-

+

GND

RF I 27K

RF I 27K

SC

PROTECTION

Tj

TH

PROTECTION

OUTPUT-L

OUTPUT-R

TDA7263M

TDA7263M < AUDIO AMP. > IC001

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6
7
8
9
10
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Summary of Contents for 29-F5BA

Page 1: ...than 600Ω Variable Audio Output Phono jack R L 1 less than 1 KΩ Sound Output RMS 5W 5W Dimensions 768 W 617 5 H 487 D mm Weight approx 35 7Kg Specifications subject to change without notice Product Code 1 113 338 00 Original Version Chassis Series LB1 A F5BA F5BAS Give complete SERVICE REF NO for parts order or servicing It is shown on the rating plate at the cabinet back of the unit This T V rece...

Page 2: ...RADIATION in television receiver is the picture tube The picture tube is specially con structed to limit X RADIATION emissions For continued X RADIATION protection the replacement tube must be the same type as the original including suffix letter Excessive high voltage may produce potentially hazardous X RADIATION To avoid such hazards the high voltage must be maintained within specified limit Ref...

Page 3: ...01 AUDIO AMP 8 10 5 1 37 40 41 25 26 39 38 23 22 7 36 AUDIO OUT SP901 SP902 R OUT L OUT L R VARIABLE AUDIO OUT REAR L R V MONITOR OUT REAR IC3401 MTS DECODER R OUT L OUT SDA SCL V L R AV2 INPUT FRONT V L R AV1 INPUT REAR S CHROMA Y S TERMINAL POWER SUPPLY CIRCUIT AC IC651 REG 5V 1 3 15V 9V 30V AUDIO 130V MAIN HIGH 24V VERT T611 CONVERTER TRANS IIC BUS R Y Y B Y G Y R OUT B OUT G OUT Q705 Q701 Q703...

Page 4: ... FAILURE Q691 A101 TUNER IC201 IF VIDEO CHROMA IC3401 MTS DECODER IC001 AUDIP AMP 52 PLL ENABLE OUT ENABLE HIGH 5 PLL CLOCK OUT 6 PLL DATA OUT IF IN 51 CAPTION ENABLE ENABLE LOW 49 PIP ENABLE ENABLE LOW 48 CAPTION OPTION CAPTION LOW 47 PIP OPTION PIP LOW 46 IF IDENT IN NO SIGNAL LOW 44 RC SIGNAL IN ACTIVE LOW 43 COLOR KILLER IN COLOR ID HIGH 42 SYNC ID IN NO SYNC HIGH 45 AC SWITCH OPTION MECHA SW ...

Page 5: ...SEP VER SYNC SEP VER C D IDENT DET H V BLANK OSD AFC 1 HOR C D HOR OSC CLOCK OUT AFC 2 PHASE SHIFTER F B P DET HOR DRIVER LA7687 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 37 36 35 34 33 32 31 30 29 28 27 43 42 41 40 39 38 45 44 51 50 49 48 47 46 52 AV SW SECAM ID OUT AFT OUT ACL S SW S CHROMA EXT VIDEO VCC 5V KILLER BUS 1 BUS 2 V OUT 50 60Hz H VCC FBP SC COIN BLK IN B IN...

Page 6: ... PULSE SHAPER BGP DETECTOR BGP OUTPUT S G AMP LEVEL INCREASER OUTPUT S G AMP B Y IN Vdd R Y IN 4MHz OUT COMP VCO IN PC OUT Vdd BGP IN R Y OUT RD B Y OUT Vss 5 6 7 8 9 10 11 12 13 1 2 3 4 Vss 14 LA7838 V OUTPUT IC501 VERT TRIGGER INPUT ONE SHOT MULTI RAMP GENERATOR V SIZE CONTROL SWITCH DRIVE THERMAL PROTECTION OUTPUT PUMP UP 1 2 3 4 5 6 7 8 9 10 11 12 13 LA7837 Vcc1 Vcc2 DY Vcc2 FEED BACK V TRIGER...

Page 7: ...Power Supply Reference Voltage Pilot Detector 1 Pilot Detector 2 Phase Detector 1 Phase Detector 2 SAP Signal Output SAP Signal Input Spectral Timing Setting VCA Offset Absorption Wide band Timing Setting Wide band RMS Setting Spectral RMS Setting Variable Emphasis Input Offset Absorption Variable Emphasis Offset Absorption Analog Ground Timing Current Setting SDA SCL GND I2 C bus R channel Output...

Page 8: ...on 4 5 1 STR81145A r1 r2 r3 Z1 Q1 Z2 Q3 Q2 Triac 1 2 3 MUTE REFERENCES NON INVERTING INPUT 1 INVERTING INPUT 1 SUR MUTING TURN ON AND OFF 9 5 10 8 4 6 Vcc NON INVERTING INPUT 2 INVERTING INPUT 2 L R GND RF I 27K RF I 27K SC PROTECTION Tj TH PROTECTION OUTPUT L OUTPUT R TDA7263M TDA7263M AUDIO AMP IC001 ...

Page 9: ...Vertical Centring Adjustment 1 Tune the receiver to an active channel Check that the picture is in the centre of TV screen 2 If the picture is too low change a resistor R528 from 1KΩ 1 2W to 470Ω 1W If the picture is too high delete a resistor R528 1KΩ 1 2W Vertical centre Horizontal Width Adjustment 1 Receive the mono chrome circular pattern 2 Adjust V465 for optimum horizontal width RF AGC Adjus...

Page 10: ... Protection Circuit TP G TP H VR465 H WIDTH VR510 V SIZE Q431 HORIZ DRIVE L430 T451 F B T FOCUS SCREEN Q701 B OUT Q705 R OUT Q703 G OUT K7Y1 SW701 NORMAL SERVICE K701 CRT SOCKET VR703 BLUE BIAS VR702 GREEN BIAS VR701 RED BIAS VR705 BLUE DRIVE VR703 RED DRIVE Gray Scale Adjustment 1 Receive the mono chrome circular pattern 2 Set the picture mode to NORMAL mode by pressing the IMAGE button on the re...

Page 11: ...old the MENU button then press the NUMERIC button 1 2 3 or 4 Each service modes are as follows TV set Remote control button MENU button Digit 1 Digit 2 Digit 3 Digit 4 Item 3 steps picture mode normalization Sub Brightness Sharpness Adjustment Stereo Adjustment Fine Tuning mode When the memory IC is replaced Sub Brightness and MTS adjustments should be adjustments according to service mode adjustm...

Page 12: ...reo VCO Adjustment 1 Connect a frequency counter to TP317 C3437 side and ground 2 Ground C161 with the jumper lead 3 Switch the TV set Press and hold the MENU button on the TV set then press 3 button on the remote control transmitter to enter the Service Mode 4 Select STEREO VCO by pressing the CHANNEL UP DOWN button on the remote control or TV set O R MENU 3 Q141 Q140 Q202 Q2 Q Q111 Q243 Q242 IC3...

Page 13: ...l transmitter to enter the Service Mode O R MENU 3 INPUT LEVEL 25 STEREO VCO 23 FILTER 32 LOW SEPARATION 29 HI SEPARATION 26 SAP VCO 27 ADJUST CHOOSE EXIT MENU Service Mode INPUT LEVEL 25 STEREO VCO 23 FILTER 32 LOW SEPARATION 29 HI SEPARATION 26 SAP VCO 27 5 Select FILTER by pressing the CHANNEL UP DOWN button on the remote control or TV set Stereo Separation Adjustment 1 Connect an oscilloscope ...

Page 14: ...or TV set 8 To exit from the service mode press the MENU button SAP VCO Adjustment 1 Connect a frequency counter to TP317 C3437 side on the Main Board and ground 2 Ground TP 20 Base of Q131 with the jumper lead Setting of no signal condition 3 Ground TP 316 C3411 side with the jumper lead through 1M Ω resistor 4 Switch the TV set on 5 Press and hold the MENU button on the TV set then press 3 butto...

Page 15: ... yoke or magnet assembly on the picture tube neck Care must be taken to keep these assemblies intact unless picture tube is being replaced Discharge the picture tube s coating before handling the tube 1 Remove the chassis 2 Place the cabinet s front down on a soft surface 3 Remove the screw on the earth corner of the picture tube and gently remove the picture tube from the cabinet 4 Install a repl...

Page 16: ...701 DEC CONTROL SHEET 7 610 266 5901 BUTTON UNITED 8 610 266 1248 CABINET FRONT 9 610 274 1889 CABINET BACK 10 610 289 6527 LABEL RATING Service Ref No 29 F5BA 00 610 289 6534 LABEL RATING Service Ref No 29 F5BA 01 11 610 274 2718 DEC REAR SHEET 12 645 027 5197 ASSY REMOCON JXVD 13 610 271 3121 RC BATTERY LID 14 645 004 5493 ANT MATCHING BOX 610 289 6404 INSTRUCTIONS MANUAL Key No Part No Descript...

Page 17: ...s made in any area of a receiver Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety It is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark Note Parts order must contain Service Ref No Part No and descriptions The mai...

Page 18: ... 120U K MISCELLANEOUS K701 610 010 3986 CRT SOCKET SW701 610 011 4227 SWITCH LEVER 1P 2T 610 266 2115 ASSY PWB AC SW E7BB 1AA0B10E36800 MISCELLANEOUS F1401 423 024 8409 FUSE 250V 4A 423 007 2103 FUSE 250V 4A F1401A 645 000 5077 HOLDER FUSE F1401B 645 000 5077 HOLDER FUSE SW1401 645 003 6811 SWITCH PUSH POWER 2P 2T 610 266 6489 ASSY PWB CONTROL F5BE 1AA0B10E39000 DIODE D1001 407 158 9204 LED SPR 39...

Page 19: ...18 0606 TR 2SC3332 S Q432 405 082 2407 TR 2SD1879 CTV YB Q461 405 064 7307 TR 2SB1274 Q RA 405 064 7406 TR 2SB1274 R RA Q462 405 011 8401 TR 2SC1740S Q 405 011 8500 TR 2SC1740S R 405 011 8609 TR 2SC1740S S 405 012 2002 TR 2SC1815 GR 405 012 2101 TR 2SC1815 O 405 012 2309 TR 2SC1815 Y 405 157 0505 TR 2SC536NF NPA 405 151 8705 TR 2SC536NG NPA 405 020 7501 TR 2SC945A PA 405 020 7709 TR 2SC945A QA 405...

Page 20: ... 7501 TR 2SC945A PA 405 020 7709 TR 2SC945A QA 405 020 7907 TR 2SC945A RA Q861 405 011 8401 TR 2SC1740S Q 405 011 8500 TR 2SC1740S R 405 011 8609 TR 2SC1740S S 405 012 2002 TR 2SC1815 GR 405 012 2101 TR 2SC1815 O 405 012 2309 TR 2SC1815 Y 405 157 0505 TR 2SC536NF NPA 405 151 8705 TR 2SC536NG NPA 405 020 7501 TR 2SC945A PA 405 020 7709 TR 2SC945A QA 405 020 7907 TR 2SC945A RA Q862 405 011 8401 TR 2...

Page 21: ...411 403 047 8402 ELECT 0 1U M 50V C3412 403 090 6004 TA SOLID 3 3U K 10V C3413 403 049 0008 ELECT 1U M 50V C3414 403 090 3607 TA SOLID 10U K 10V C3416 403 049 0008 ELECT 1U M 50V C3417 403 049 0008 ELECT 1U M 50V C3418 403 051 0607 ELECT 4 7U M 50V C3419 403 049 0008 ELECT 1U M 50V C3423 403 284 4304 CERAMIC 0 022U K 50V C3424 403 049 9803 ELECT 2 2U M 50V C3426 403 113 4109 CERAMIC 2200P K 50V C3...

Page 22: ...T GLAZE 100K JA 1 10W R1104 401 150 6001 MT GLAZE 0 000 ZA 1 10W R1105 401 150 6001 MT GLAZE 0 000 ZA 1 10W R1106 401 027 2600 CARBON 5 6K JA 1 6W R1107 401 150 5905 MT GLAZE 10K JA 1 10W R111 401 150 6209 MT GLAZE 1K JA 1 10W R1111 401 022 6801 CARBON 75 JA 1 4W R112 401 162 4101 MT GLAZE 5 6K JA 1 10W R113 401 255 6500 MT GLAZE 100 JA 1 10W R114 401 162 2909 MT GLAZE 220 JA 1 10W R116 401 256 55...

Page 23: ...5 7805 CARBON 2 2K JA 1 6W R492 401 010 8305 CARBON 5 6K JA 1 2W R493 401 027 5205 CARBON 680 JA 1 6W R504 401 256 5700 MT GLAZE 2 7M JA 1 10W R510 401 024 6700 CARBON 100 JA 1 6W R511 401 150 5905 MT GLAZE 10K JA 1 10W R512 401 027 3003 CARBON 56K JA 1 6W R513 401 027 0309 CARBON 47K JA 1 6W R514 401 026 4308 CARBON 3 3K JA 1 6W R515 401 025 4200 CARBON 1 8K JA 1 6W R516 401 021 3009 CARBON 5 6K ...

Page 24: ...F 45 75MHZ L171 645 024 5879 TRANS OSC 45 75MHZ L191 645 008 2825 INDUCTOR 27U K L241 645 001 4567 INDUCTOR 10U K L431 610 032 4381 FILTER COIL 610 032 4404 FILTER COIL 645 021 2727 INDUCTOR 3 3U FILTER L432 610 031 9998 PIPE CORE L441 610 000 0988 LINEARITY COIL 610 208 7383 LINEARITY COIL L441A 645 008 4058 TERMINAL PLUG L441B 645 008 4058 TERMINAL PLUG L441C 645 008 4058 TERMINAL PLUG L441D 645...

Page 25: ...ZJ10C D666 407 005 8602 DIODE ERA15 02 D667 407 005 8602 DIODE ERA15 02 D671 407 129 6706 DIODE RU4YX LF L1 D681 407 007 7603 DIODE EU2 407 007 7801 DIODE EU2Z D683 407 005 8602 DIODE ERA15 02 407 011 3004 DIODE S5277B D691 408 008 2406 DIODE 1N4148 407 013 4306 DIODE 1S2076A 407 013 6508 DIODE 1S2471 D692 407 057 4003 ZENER DIODE RD6 8EB1 D801 407 099 5907 ZENER DIODE MTZJ8 2C 407 057 8407 ZENER ...

Page 26: ...vice Ref No Part No and descriptions The main PCB unit will be supplied without tuner and flyback transformer They should be ordered separately Read description in the Capacitor and Resistor as follows CAPACITOR CERAMIC 100P K 50V Rated Voltage Tolerance Symbols Less than 10pF A Not specified B 0 1pF C 0 25pF D 0 5pF F 1PF G 2pF R 0 25 0pF S 0 0 25pF E 0 1pF More than 10pF A Not specified B 0 1 C ...

Page 27: ...Nov 00 ...

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