Tatung VM9K9DA P990S Скачать руководство пользователя страница 26

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C431

64A100J-225- 59

2.2UF/100V MEF

C438

63A210J-104-2CC

0.1UF +-5% 250V ³Í·ù¤½¥q

C439 63A210J-474-2CC

0.47UF/250V

C439

63A210J-474-2CM

0.47UF 5% 250V PMH MYLAB

C449

65A 2K-181- 5A

180PF +-10% Y5P 2KV

C450

65A 2K-101- 5A

100P 2KV

C453

63A210J-274-2CC

.27UF +-5% 250V

C458 63A210J-683-2CC

0.068UF

250V

C458

63A210J-683-3BY

.068UF +-5% 400V

C604 63A210J-104-1AC

0.1UF

100V

C610

67A 305-101- 9

100UF,100V +-20% +105«×

C615

67A 305-222- 3

-20% 16V

C703

67A 305-109- 15

1UF 450V

C713

67A 305-100- 12

10UF +-20% 250V

C900

65A305M-472-2B2

-20% 400VAC PY17

C900

65A305M-472-2B3

-20% 400VAC/250V

C902

63A 107-224- 5S

X CAP 0.22U/250V

C902

63A 107-224- HS

INTERFERENCE SUPPRESSORS

C903

65A305M-332- 2B

-20% 400VAC/250V

C903

65A305M-332-2B2

3300PF 250VAC/400VAC

C904

65A305M-332- 2B

-20% 400VAC/250V

C904

65A305M-332-2B2

3300PF 250VAC/400VAC

C907

67A 30-151-15D

Capacitor

C907

67A 30-151-15L

Capacitor

C915

65A 2M-103- 3B

0.01UF 2KV 20% Z5U

C917

67A 309-101- 7T

100UF +-20% 50V

C931

67A 305-101-10J

100u/160V JAMICON

C931

67A 305-101-10L

100UF 160V

C934

67A 215-391-GFH

390UF 80V LOW FSR BY

C934

67A 215-391-GFL

390UF 80V

C936

67A 305-102- 6

-20% 35V

C937

67A 305-102- 3

1000 UF +-20% 16V

C939

67A 305-102- 3

1000 UF +-20% 16V

C951

67A 215-470-12H

47UF 250V LOW ESR BY

C951

67A 215-470-12L

47UF/250V LOW ESR 105

CF418

71A 55- 2

FERRITE BEAD

C419 andC418

CF419

71A 55- 2

FERRITE BEAD

C418 and C419

CN902

33A3074- 1

2P PLUG

D919

93A1060- 6-52T

F R D BYV26C

D919

93A1060- 6G-52T

UF4005 G.I

D922

93A3020- 8

RG-4Z-LF-L1

D923

93A1002- 2

RK36 LFB1

D923 93A3006-

1A-52T

SR360P

D925 93A3040-

RG-4

DF923

71A 55- 2

FERRITE BEAD

D923 negation Pin

DF925

71A 55- 2

FERRITE BEAD

D925 both pin

F901

84A 33- 10

FUSE CLIP

F901

84A 41- 4

PUSE 4A LF-215004

F901 84A7H4H-

E84

FBTF

71A 100- 8- H

Ferrite Bead

FBTF

71A 100- 8- S

FERRITE

GND3

9A 203- 8

BRASS PIN

GND4

9A 203- 8

BRASS PIN

H802

95A8013- 12-502

WIRE HARNESS

H803

95A8013- 6-14A

WIRE & HOUSING ASS'Y

IC101 56A1125-

CPU

IC102

56A1133- 13

24LC08 B/P EEPROM MICROC

IC102 56A1133-508

M24C08-BN6

IC105

56A74LS- 14- H

HD74LS14P

IC105

56A74LS- 14- M

SN74LS14N

IC401

56A 552- 1

TDA4856 BY PHILIPS

•

Содержание VM9K9DA P990S

Страница 1: ...SERVICE MANUAL COLOR MONITOR VM9K9DA P990S...

Страница 2: ...ON 11 14 6 TROUBLE SHOOTING CHART 15 6 1 NO RASTER CRT RELATIVE CIRCUIT PROBLEMS 15 6 2 ABNORMAL DISPLAY 17 6 3 NO BLANKING 18 6 4 HOR OSC DEF HV CIRCUIT FAULT 18 6 5 ABNORMAL HORIZONTAL DEFLECTION 19...

Страница 3: ...Positive Vert Sync TTL Level TTL Level TTL Level TTL Level Positive Negative Negative Positive Horizontal 640 H 720 H 640 H 800 H Vertical 480 V 400 V 480 V 600 V Fh kHz 31 47 31 47 43 269 53 67 Fv Hz...

Страница 4: ...o 85 Relative Non Condensing 14 Weight 20 0 Kgs Net 23 6Kgs Gross for 9Klr 15 Dimensions Monitor Carton 570 W 545 H 655 D mm Monitor 436 W 455 H 446 D mm for 9Klr 16 External Connection 15 Pin D type...

Страница 5: ...fety test must be performed to verify that the display is safe to operate without danger or shock Always perform an AC leakage current check on the exposed metallic parts of the cabinet such as screw...

Страница 6: ...ly It is important to maintain specified values of all components in the horizontal and high voltage circuits and anywhere else in the monitor that could cause a rise in high voltage or operating supp...

Страница 7: ...on the connector to ensure firm grounding The connector information is as follow 15 Pin Color Display Signal Cable PIN NO DESCRIPTION PIN NO DESCRIPTION 1 RED 9 NC 2 GREEN 10 GND 3 BLUE 11 SYNC GND 4...

Страница 8: ...Connect a DC Volt meter between TP901 or D922 cathode and ground then adjust VR901 to be 15VDC C Connect a DC Volt meter between TP902 or D925 cathode and ground then adjust VR902 to be 49VDC B D Con...

Страница 9: ...SIZE R BIAS ZOOM G BIAS TOP COMER R BIAS BOTTOM COMER 9300 COLOR TEMPERATURE PINCUSHION 6500 COLOR TEMPERATURE TRAPEZOID DEGAUSS PIN BALANCE OSD EXIT PARALLELOGRAM RETURN ROTATION Vs LINEAR Vs SUB V...

Страница 10: ...B Gain R Gain to make color temperature x 283 10 y 297 10 C Recheck item A B to make sure both of them in spec Finally select OSD function to the 9300 K function then press the MENU Key To make the se...

Страница 11: ...ed by varying the two tabs together keeping the angle between them constant 5 CIRCUIT DESCRIPTION 5 1 MICRO CONTROLLER CIRCUIT MICRO Controller The IC101 contains a 6502 8 bit CPU core 256 bytes of RA...

Страница 12: ...an extensive set of geometry control facilities Further the IC generates the drive waveforms for DC coupled vertical boosters to the TDA 4866 ref Page 28 Horizontal Oscillator The oscillator is of th...

Страница 13: ...on Diode Q416 B MUTE D414 D417 D419 Buffer Diode for IC403 D421 D423 Detected for Q406 Q401 B Mute Control Q402 Horizontal Driver Q403 Horizontal Out Put Q404 Q406 A differential Amp for Drive Q405 Q4...

Страница 14: ...ut Voltage Supply D921 D923 Rectifier for Output Voltage Supply D924 Clip Diode for Trigger CKT D925 Rectifier for B Supply D926 D927 Raster Position Control D939 Clip Diode for Snuffer Pulse ZD901 Pr...

Страница 15: ...AGE CHECK THE VOLTAGE OF CRT HEATER ABOUT 6 3V CHECK VOLTAGE OF THE CRT CHECK BRIGHTNESS CIRCUIT OK CHECK POWER SAVING CIRCUIT ABNORMAL DISPLAY H SYNC V SYNC SIGNAL REFER ITEM 8 2 CATHODE ABOUT 60V TO...

Страница 16: ...TERFACE CARD CONTRAST SET MAX OR IC401 PIN 16 OUTPUT CHECK IC801 PIN 13 ABOUT 4V PIN 6 9 22 ABOUT 12V CHECK IC801 PIN 15 CLAMP PULSE PIN 18 20 23 ABOUT 4Vpp CHECK THE IC105 RELATIVE CIRCUIT PIN 16 BLA...

Страница 17: ...Vpp CHECK THE VOLTAGE OF FBT SCREEN CHECK THE RELATIVE CIRCUIT CHECK THE 12V PIN OF SMPS ON MAIN PCB RELATIVE CIRCUIT OF P802 CONNECTOR ABOUT 400V TO 700V EXCEED 700V OF IC801 CHECK FBT CRT RELATIVE C...

Страница 18: ...OSC DEF HV CIRCUIT FAULT 1 NO RASTER DISCONNECT WITH SIGNAL CABLE NG OK OK OK NG NG NG CHECK THE COLLECTOR VOLTAGE CHECK THE COLLECTOR VOLTAGE RELATIVE CIRCUIT RELATIVE CIRCUIT CHECK IC401 PIN 26 31 C...

Страница 19: ...CK THE HV OF CHECK FBT B VOLTAGE Q911 Q912 Q914 Q915 IC401 PIN 4 5 6 VR 902 ABOUT 60 5V AT FH 31KHz CRT ABOUT 26KV 2 ABNORMAL HORIZONTAL RASTER CENTER P403 AND JUMPER CHECK T903 D926 D927 R964 R968 3...

Страница 20: ...CUIT RELATIVE CIRCUIT NG CHECK THE IC601 PIN 7 ABOUT 40V CHECK IC601 PIN 6 OUTPUT ABOUT 38Vpp CHECK ZD601 ZD602 R626 SMPS CHECK IC401 PIN 22 23 24 CHECK IC401 PIN 12 13 2 VERTICAL CENTER NG READJUST V...

Страница 21: ...S LEAD WIRE CRT SOCKET CRT 6 9 NO SOUND FOR AUDIO MODEL ONLY OK OK OK OK NG ENSURE THE SOUND SOURCE IS POWER ON ENSURE THE SOURCE CABLE CONNECTION CHECK POWER CHECK IC501 IC501 FAILURE SPEAKER FAILURE...

Страница 22: ...G NG OK OK OK NG OK NG YES NO CHECK BRIDGE RECTIFIED CIRCUIT 6 3V CIRCUIT CHECK START C K T CHECK POWER SAVING C K T OFF MODE CHECK IC401 CHECK D919 CHECK Q911 Q911 FAILURE CHECK Q901 CHECK IC901 CHEC...

Страница 23: ...23 7 MECHANICAL OF CABINET FRONT DIS ASSEMBLY...

Страница 24: ...A 581 26 704 FOR CARTON PALLET 40A 581 624 5A TCO 99 LABEL 40A2035 615 5A ID LABEL 41A 68 508 A Card 41A 68 615 1B Warranty Statement 41A 68 615 4B TCO 99 CARD 41A 563 615 3A MANUAL 44A0288 3N SLIP SH...

Страница 25: ...D1A1140 7 128 SCREW 4X7 FOR AC M1A1140 6 128 SCREW 705A769T C56 01 IC601 ASS Y 705A769T C87 01 AC 1 SOCKET CN901 705A790T C57 01 Q403 Q405 Q911 D408 ASS 705A988S C93 01 D921 ASS Y FOR P990S 1 705A990...

Страница 26: ...00UF 20 50V C931 67A 305 101 10J 100u 160V JAMICON C931 67A 305 101 10L 100UF 160V C934 67A 215 391 GFH 390UF 80V LOW FSR BY C934 67A 215 391 GFL 390UF 80V C936 67A 305 102 6 1000UF 20 35V C937 67A 30...

Страница 27: ...UT NTCR 100 OHM 15 NR630 61A 58 101 WT NTCR 100 OHM 15 NR901 61A 58 8 L NTCR 15OHM NR901 61A 58 8T L NTC SCK 152X PR901 61A 52 27 4W 9 OHM PTCR P105 33A3278 5 5 PIN P402 33A3192 4 4P PLUG P701 33A380...

Страница 28: ...R TRANSFORMER T903 79A 167 111 HA Driver Transformer T903 79A 167 111 LA DRIVER TRANSFORMER TP401 9A 211 2 PIN 1 2X15MM TP701 9A 211 2 PIN 1 2X15MM TP901 9A 211 2 PIN 1 2X15MM VR701 75A 335 223 22K OH...

Страница 29: ...C444 65A 442 221 13T 220PF 5 NPO 50V C445 64A176J 104 0T 0 1UF 5 63V C445 64A700J 104 0AT 0 1uF 50V 5 C446 67A 305 109 7T 1UF 20 50V C447 67A 305 109 7T 1UF 20 50V C448 65A 444 681 1T 680P 50V C451 6...

Страница 30: ...22 0AT 2 2nF 50V 5 C959 64A176J 224 0T 22UF 5 63V D101 93A 64 11 52T DIODE 1N4148 D102 61A 602 100 52T 10 OHM 5 1 6W D401 95A 90 23 TIN COATED D402 93A 64 19G 52T BAV21 G I D402 93A 64 501 52T SWITCHI...

Страница 31: ...T BEAD J006 71A 55 19 T BEAD J007 71A 55 19 T BEAD J055 61A 172 101 52T 100 OHM 5 1 4W J056 61A 172 101 52T 100 OHM 5 1 4W J087 61A 602 223 52T 22K OHM 5 1 6W J100 61A 172 102 52T 1K OHM 5 1 4W L101...

Страница 32: ...Q913 57A 419 SG T KSC945C G TA FAIRCHILD Q914 57A 419 P T TRAN 2SC945P NEC TAPING Q914 57A 419 SG T KSC945C G TA FAIRCHILD Q915 57A 619 1 T 2SA673AC HITACHI Q916 57A 419 P T TRAN 2SC945P NEC TAPING Q...

Страница 33: ...1 1 4W R437 61A 602 333 52T 33K OHM 5 1 6W R440 61A 172 154 52T 150K OHM 5 1 4W R441 61A 602 563 52T 56K OHM 5 1 6W R442 61A 602 472 52T 4 7K OHM 5 1 6W R444 61A 602 222 52T 2 2K OHM 5 1 6W R445 61A...

Страница 34: ...0 23 TIN COATED R718 61A 602 103 52T 10K OHM 5 1 6W R719 61A 602 473 52T 47K OHM 5 1 6W R720 61A175L 125 52T 1 2M OHM 1 2W R721 61A 602 473 52T 47K OHM 5 1 6W R722 61A 602 103 52T 10K OHM 5 1 6W R724...

Страница 35: ...2 103 52T 10K OHM 5 1 4W R981 61A 602 103 52T 10K OHM 5 1 6W R982 61A 172 471 52T 470 OHM 5 1 4W R983 61A 602 223 52T 22K OHM 5 1 6W ZD101 93A 39 73 52T HZ6B1 HITACHI ZD101 93A 39 530 52T ZENER DIODE...

Страница 36: ...SPARK gap SG804 62A 10 16 W SPARK GAP 1KV BY C MAX AIR988S12 CRT BOARD FOR S990S 1 6A 31 4 BRASS FOR CRT SOCKET 715A 839 1 CRT BOARD FOR S781V C801 64A176J 104 0T 0 1UF 5 63V C802 64A176J 104 0T 0 1U...

Страница 37: ...05 93A 64 11H 52T DIODE 1N4148 HITACHI D806 93A 64 11H 52T DIODE 1N4148 HITACHI D850 93A 64 19G 52T BAV21 G I D850 93A 64 507 52T FAST RECOVERY DIODE BAV2 D851 93A 64 19G 52T BAV21 G I D851 93A 64 507...

Страница 38: ...72 333 52T 33K OHM 5 1 4W R818 61A 602 203 52T 20K OHM 5 1 6W R819 95A 90 23 TIN COATED R821 61A 172 151 52T 150 OHM 5 1 4W R822 61A 602 101 52T 100 OHM 5 1 6W R823 61A 602 101 52T 100 OHM 5 1 6W R824...

Страница 39: ...55 2 A Heak sink M1A1730 8 128 SCREW M3x8 IC803 56A 551 501 LM2437T PFC988S PFC BOARD FOR P990S 1 PFC988SAI PFC AI ASS Y 11A6017 1 PCB SUPPORT 95A 205 30 072 UL1015 18BLK TOPCOAT 705A990P PFC 01 Q904...

Страница 40: ...7A 724 2 2SK3115 705A769TC56 0 IC601 ASS Y 51A 200 1 Coolant 90A 351 500 A HEAT SINK M1A1730 10 128 SCREW M3x10 IC601 56A5002 1 TDA4866 PARENT NO 705A769TC87 0 AC 1 SOCKET CN901 87A 501 5 RECEPTACLES...

Страница 41: ...30 8 128 SCREW M3x8 Q425 57A 728 1 2SB772 Q NEC Q425 57A 728 3 HSB772P HSB772E HI SINCE 705A990TC57 0 Q417 ASS Y 2A6003 1 SCREW NUT 90A6015 1 HEAT SINK M1A1730 8 128 SCREW M3x8 Q417 57A 610 501 IRF640...

Страница 42: ...E D901 D904 CIRCUIT RETIFIER IC601 V OUTPUT Q802 Q807 O P AMP VIDEO Q817 Q819 H F B X RAY B VR902 B CONTROL H V PROCESSOR OFF CS0 CS6 V SYNC O H SYNC O B B G B R B B D G D R D SUSPEND DEGAUSS MUTE CPU...

Страница 43: ...P26 P27 P16 INTE P10 AD0 P11 AD1 P12 HALFH0 P13 HALFH1 CE P14 P15 OSC1 OSC0 VDD DAC0 DAC1 DAC2 OUTPUT 3 OUTPUT 2 VCC OUTPUT 4 VCC OUTPUT 1 14 1 13 12 11 10 9 8 2 3 4 5 6 7 30 15 14 13 12 11 31 32 33...

Страница 44: ...LLATOR HORIZONTAL H POSITION PLL1 AND FREQUENCY DETECTOR COINCIDENCE DETECTOR 2 I C BUS REGISTERS AND SOFT START PROTECTION V SIZE VOVSCN V POSITION V LINEARITY BALANCE V LINEARITY V OUTPUT H SIZE H T...

Страница 45: ...NB INA 6 9 4 2 1 8 3 5 7 AMPLIFIER B AMPLIFIER A INPUT STAGE GENERATOR FLYBACK CIRCUIT GUARD IC901 3842 VCC GND O P Ct Rt Is COMP F B Vref 8 2 1 3 4 6 5 7 U V L O 36V 1V 1 2 Vref OSCILLATOR LATCH PWM...

Страница 46: ...CO R HFL VFL SC I2 C BUS BUS ROM RAM FONT12 8 DISPLAY EFFECT VSYNC HSYNC VERTICA L CONTROL DISP L Y OUTPUT PLL TIMING GENERATOR CONTROL REG COLOR CONTROL TEST CIRCUI HORIZONTAL POWER SYSTEM PWM Cha nn...

Страница 47: ...C717 R705 R704 Q704 R706 R702 R703 R701 R461 C454 D414 H601 C707 R462 C455 R954 R737 IC403 R437 SW901 Q412 R446 C429 R961 R189 R101 Q102 R927 Q425 D859 R191 C113 R102 R709 R708 R866 C407 C719 Q703 R7...

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