Parker KVP2021P05 Service Manual Download Page 15 | Manualshive

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13

AN 7522/AN17821A

PIN

1 2 3 4 5 6 7 8 9 10

11

12

V 12 7 0 7 3.3 1.4 0 1.4 0 7 0 7

6. Test point Waveforms

V451 C

5Vpp

0.9Vpp

920Vpp

H

H

1Vpp

V

H

H

CRT KB

CRT KG

CRT KR

95Vpp

95Vpp

95Vpp

H

H

H

T501 PIN7

heater

300Vpp

22Vpp

H

H

V451 B

2.7Vpp

OM8370

PIN53

2.5Vpp

2.5Vpp

3.8Vpp

H

H

H

OM8370

PIN52

OM8370

PIN51

OM8370

PIN33

OM8370

PIN34

0.8Vpp

V

OM8370

PIN21

OM8370

PIN22

OM8370

PIN59

1.2Vpp

2.6Vpp

H

H

OM8370

PIN40

OM8370

PIN38

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Summary of Contents for KVP2021P05

Page 1: ...PARKER COLOR TV KVP2021P05 south america ...

Page 2: ...afety instruction 1 General instruction 1 Alignment instruction 2 Alignment flow 2 Alignment methods 3 BLOCK DIAGRAM 9 MAIN IC 10 Wiring diagram 14 Exploded views 15 Schematic diagram 23 Electrical parts list 24 ...

Page 3: ...sis have special safety related characteristics These characteristics are often passed unnoticed by a visual inspection Replacement parts which have these special safety characteristics are identified in this manual and its supplement electrical components having such features are shaded or marked by on the schematic diagram and the parts list Before replacing any of these components read the part...

Page 4: ...line amplitude adjustment g H scan center adjustment 3 2 Alignment flow Fig 1 alignment flow E2 PROM copy B adjustment RFAGC adjustment Focus adjustment Screen grid voltage white balance Scan amplitude center check The unit and remote control AV S terminal check Color Purity convergence check White balance check Sub brightness check AV check Filament voltage check X ray protect check High voltage ...

Page 5: ... negative pole of VD524 b Receive PHILIPS test pattern signal and set the picture to standard c Adjust VR501 to let the value of B voltage be 110 V 0 5 V yongxin super pure flat 4 2 AGC adjustment a receive VHF H band 60 dB RF signal b Select factory menu2 of AGC c Adjust AGC TOP to let the picture just without noisy then the voltage of tuner AGC is the required value for adjustment d exit factory...

Page 6: ...e of test pattern above blanking d select V SHIFT menu and adjust to let the vertical center of picture coincide with vertical center of picture tube e Select V SIZE menu and adjust to let the vertical reproduction ratio of picture acceptable 8 f Adjust V SC to optimise the vertical S correction of picture Fig 2 field scan adjustment 4 9 Horizontal scanning adjustment Fig 3 a Receive D35 PHILIPS P...

Page 7: ...voltage power with 1K resistor in series to touch TP1 VD482 positive pole connect DC regulated voltage power negative pole to GND X Ray protection circuit should function at this time the TV set should be without raster without sound Disconnect the DC regulated voltage power picture and sound should restore to normal 4 12 4 Picture and sound check 1 Receive standard TV signal 2 Use picture control...

Page 8: ...he angle of two tetrode magnetic rings to let the red vertical line coincide with the blue vertical line at middle of screen e Keep the angle unchanged move the two tetrode magnetic rings at the same time to let the red and blue horizontal lines coincide at middle of screen f Adjust two hexode magnetic rings to let the green line coincide with the mixed line of red and blue Adjust the angle betwee...

Page 9: ...press the V V button to adjust the value Chart 1 I2 C NOM8370 A 18A EEPROM pre set data MI Items Range Preset M0 SUBCON 0 63 56 58 sub contrast SUBCOL 0 63 56 58 sub chroma SUBSHP 0 63 42 48 sub acutance SUBTINT 0 63 31 sub hue AKB ON OFF ON black current detection M1 50Hz 60Hz V SLOPE 0 63 36 field center adjustment 38 V SHIFT 0 63 32 field point adjustment 32 V SIZE 0 63 36 field amplitude adjus...

Page 10: ...k scale NTSCMATRIX USA JAPAN USA VOLPIN 0 1 0 1 push pull output 0 OC gate output SOFT CLIP 0 3 3 white level limit PEAK WHITE 0 15 15 peak white limit CORING 0 1 0 coring noise reduction M7 AV2 0 1 1 SVHS 0 1 1 YUV 0 1 1 VOLADJPOING 1 volume value have 1 25 50 75 VOLVALUE 20 volume curve value 20 60 75 90 M8 CATHOOELEVEL 0 15 6 7 cathode level FMATT 0 63 45 46 UOC sound output of amplitude BTSC 2...

Page 11: ...DIO OUT IK RGB OUT V OUT H OUT S TRAP Vo V2i V1i Y Cr Cb ARi2 ARi1 ALi2 ALi1 S VHS 24C08 KA5Q0765 T501 POWER UNIT 110V 26V 12V 8V 5V 3 3V CRT BOARD V IN STV9302A V OUT H IN H OUT TT2140 T451 H OUT DY 180V 13 5 V 13V SCREEN FOCUS OM8370 L OUT1 OUT1 R OUT2 OUT2 CRT ALo ARo C Y BU4052 BU4052 audio audio audio video video bus video video video N801 ...

Page 12: ...L 2 I2 C bus clock line SDA 3 I2 C bus data line TUNING 4 NC P3 0 NTSC SW 5 NC KEY 6 Control keys input VOL 7 Sound Volume control PWM output MUTE 8 Sound mute output VSSC P 9 Digit ground for µ controller core and periphery BAND1 10 NC BAND2 11 NC VSSA 12 Analog ground of teletext decoder and digital ground of TV processor SECPLL 13 PLL decoupling VP2 14 2nd supply voltage TV processor 8V ...

Page 13: ...lling sound IF input subcarrier reference output audio deemphasis HOUT 33 horizontal output FBISO 34 flyback input sandcastle output AUDEXT QSSO AMOUT 1 35 external audio output QSS intercarrier out EHTO 36 EHT overvoltage protection input PLL IF 37 IF PLL loop filter IFVO SVO 38 IF video output selected CVBS output VP1 39 supply voltage TV processor CVBS INT 40 internal CVBS input GND1 41 ground ...

Page 14: ... Mute input GND out 2 11 Ch 2 Ground In 1 6 Ch 1 input Out 2 12 Ch 2 output STV9302A LA78040 Function vertical output Symbol PIN Function Symbol PIN Function INV IN 1 Input V OUT 5 Vertical output VCC1 2 Power VCC2 6 Output power supply PUMP UP 3 Pump up power NON INV IN 7 Negative feedback GND 4 Ground IC voltages TDA OM 8377 PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 V 2 8 3 8 3 6 3 3 3 5 3 5 0 ...

Page 15: ... C 5Vpp 0 9Vpp 920Vpp H H 1Vpp V H H CRT KB CRT KG CRT KR 95Vpp 95Vpp 95Vpp H H H T501 PIN7 heater 300Vpp 22Vpp H H V451 B 2 7Vpp OM8370 PIN53 2 5Vpp 2 5Vpp 3 8Vpp H H H OM8370 PIN52 OM8370 PIN51 OM8370 PIN33 OM8370 PIN34 0 8Vpp V OM8370 PIN21 OM8370 PIN22 OM8370 PIN59 1 2Vpp 2 6Vpp H H OM8370 PIN40 OM8370 PIN38 ...

Page 16: ...14 Wiring diagram ...

Page 17: ...15 Exploded views TK1433 ...

Page 18: ... ASSY 3 CRT 16 MAIN BOARD ASSY 4 SCREW 17 REAR PANEL 5 CRT FIXER 18 THREDAD CLASP 6 LED COLUMN 19 SCREW 7 POWER SWITCH 20 BRAIDED PULLING SPRING 8 SCREW 21 DEGAUSSING COIL 9 SPEAKER 22 THREDAD CLASP 10 FRONT CABINET 23 BRAIDED PULLING 11 POWER KEY 24 HOLDER 12 SPEAKER 25 REAR CABINET 13 LOGO 26 LABEL ...

Page 19: ...17 TK2026 2126 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 ...

Page 20: ... 15 FRONT CABIET 3 SCREW 16 SUPPORT 4 CRT 17 MAIN BOARD ASSY 5 THREDAD CLASP 18 MAIN BOARD 6 SCREW 19 CRT FIXER 7 SPEAKER 20 BRAIDED PULLING SPRING 8 RUBBER WASHER 21 DEGAUSSING COIL 9 SPEAKER BRACKET 22 THREDAD CLASP 10 SUPPORT 23 SIDE AV 11 LED COLUMN 24 HOLDER 12 SPEAKER 25 LABEL 13 BUTTON ASSY ...

Page 21: ...19 TK2050 TK2051 2150 2151 ...

Page 22: ...BACK CABINET 15 FRONT CABINET 3 HOLDER 16 BUTTON 4 CLASP 17 SCREW 5 MAIN BOARD ASSEMBLY 18 BUTTON BOARD 6 CRT 19 POWER SWITCH 7 CRT FIXER 20 SCREW 8 CRT SUPPORT 21 SCREW 9 SCREW 22 DEGAUSSING COIL 10 MAIN BOARD LEADING TRACK 23 CRT BOARD 11 SPEAKER BRACKET 24 SCREW 12 AV BRACKET 25 LABEL 13 RUBBER WASHER ...

Page 23: ...21 TK2053 2153 ...

Page 24: ...BOARD 3 SCREW 16 POWER COIL 4 CRT 17 SCREW 5 CRT FIXER 18 BRAIDED PULLING SPRING 6 LIGHT TOUCH SWITCH 19 BRAIDED PULLING 7 SCREW 20 THREDAD CLASP 8 SPEAKER 21 DEGAUSSING COIL 9 SPEAKER SUPPORT 22 CRT BOARD ASSY 10 FRONT CABINET 23 REAR CABINET 11 LED COLUMN 24 SIDE AV SUPPORT 12 DECORATION PIECE 13 BUTTON ...

Page 25: ......

Page 26: ... 003 1N4148 VD462 340 00001 003 1N4148 VD511 340 00001 003 1N4148 VD544 340 00001 003 1N4148 VD561 340 00001 003 1N4148 VD562 340 00001 003 1N4148 VD734 340 00001 003 1N4148 VD921 340 00001 003 1N4148 VD931 ZENER DIODE 340 51790 003 HZ18C2 VD481 CERAMIC CAPACITOR 459 2133K 90 RBU07SL331K H46CA C911 459 2133K 902 RBU07SL331K H46CA C921 459 2133K 902 RBU07SL331K H46CA C931 459 2147H 90 CC1 12 SL 63V...

Page 27: ...1 100V 5600PF J C154 462 00256 H02 CL11 100V 5600PF J C158 462 00333 H02 CL11 100V 0 033uF J C403 462 00333 H02 CL11 100V 0 033uF J C510 462 00333 H02 CL11 100V 0 033uF J C544 462 00410 H02 CL11 100V 0 1uF J C460 462 B0233 H02 CL21X 50V 3300PF J C321 462 B0422 H02 CL21X 50V 0 22uF J C491 ELECTROLYTIC CAP 464 60447 M02 CD110 50V 0 47uF M C372 464 60447 M02 CD110 50V 0 47uF M C374 464 60510 M02 CD11...

Page 28: ...16V 47uF M C123 464 6D647 M02 CD110 16V 47uF M C171 464 6D647 M02 CD110 16V 47uF M C333 464 6D647 M02 CD110 16V 47uF M C561 464 6D647 M02 CD110 16V 47uF M C804 464 6D647 M02 CD110 16V 47uF M C806 464 6D647 M02 CD110 16V 47uF M C811 464 6D647 M02 CD110 16V 47uF M C813 464 6D647 M02 CD110 16V 47uF M C815 464 6D647 M02 CD110 16V 47uF M C823 464 6D647 M02 CD110 16V 47uF M C825 464 6D647 M02 CD110 16V ...

Page 29: ...6W 100Ω J R363 467 1C110 H03 1 6W 100Ω J R365 467 1C110 H03 1 6W 100Ω J R366 467 1C110 H03 1 6W 100Ω J R381 467 1C110 H03 1 6W 100Ω J R382 467 1C110 H03 1 6W 100Ω J R383 467 1C110 H03 1 6W 100Ω J R401 467 1C110 H03 1 6W 100Ω J R402 467 1C110 H03 1 6W 100Ω J R452 467 1C110 H03 1 6W 100Ω J R723 467 1C110 H03 1 6W 100Ω J R724 467 1C110 H03 1 6W 100Ω J R743 467 1C110 H03 1 6W 100Ω J R861 467 1C110 H03...

Page 30: ... 6W 1K J R803 467 1C210 H03 1 6W 1K J R816 467 1C210 H03 1 6W 1K J R818 467 1C210 H03 1 6W 1K J R825 467 1C210 H03 1 6W 1K J R827 467 1C212 H03 1 6W 1 2K J R305 467 1C212 H03 1 6W 1 2K J R560 467 1C215 H03 1 6W 1 5K J R397 467 1C215 H03 1 6W 1 5K J R732 467 1C222 H03 1 6W 2 2K J R351 467 1C222 H03 1 6W 2 2K J R371 467 1C222 H03 1 6W 2 2K J R451 467 1C224 H03 1 6W 2 4K J R515 467 1C227 H03 1 6W 2 7...

Page 31: ...7 1C310 H03 1 6W 10K J R482A 467 1C310 H03 1 6W 10K J R543 467 1C310 H03 1 6W 10K J R548 467 1C310 H03 1 6W 10K J R551 467 1C310 H03 1 6W 10K J R816A 467 1C310 H03 1 6W 10K J R818A 467 1C310 H03 1 6W 10K J R825A 467 1C310 H03 1 6W 10K J R827A 467 1C310 H03 1 6W 10K J R851A 467 1C310 H03 1 6W 10K J R852A 467 1C310 H03 1 6W 10K J R912 467 1C310 H03 1 6W 10K J R922 467 1C310 H03 1 6W 10K J R932 467 1...

Page 32: ... 467 1DA27 H03 RT14 1 4W 2 7Ω J R468 467 1DA82 H03 RT14 1 4W 8 2Ω J R513 METAL RESISTOR 467 2C322 G03 1 6W 22K G R482 467 2D218 G0 1 4W 1 8K G R403 467 2D218 G0 1 4W 1 8K G R405 467 2E127 H0 1 2W 270Ω JL R407 467 2E210 H0 1 2W 1kΩ JL R460 SOLID RESISTOR 467 8E522 H0U 1 2W 2 2MΩ JL R588 PEAKING COIL 471 2001K 00 SPT0305 1R0K 5 L302 471 2010K 003 SPT0305 100K 5 L331 471 2010K 003 SPT0305 100K 5 L361...

Page 33: ...47uF M CV01 464 6D647 M0 CD110 16V 47uF M CV02 EARPHONE JACK 364 11205 00 3F27K XV05 CARBON RESISTOR 467 1D115 H0 RT14 1 4W 150Ω J RV01 467 1D115 H0 RT14 1 4W 150Ω J RV02 AV JACK 364 93202 00 AV306 2 XA01 IR RECEIVE PCB 782 J2155 0900 IR RECEIVE PCB LIGHT EMITTING DIODE 340 10055 90 HFT505M VD601 IC 352 38060 60 HRM138BB3006 M RC601 CERAMIC CAPACITOR 459 2310R 00 CT1 08 2F4 63V 103Z C601 ELECTROLY...

Page 34: ...CRT S M TK14 21 south america Ver 1 0 ...

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