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Ref. No.

Part No.

★

Description

Code

Ref. No.

Part No.

★

Description

Code

20U-FS1
CU20FS1

PWB-A: DUNTKB177WEA2(20U-FS1)
PWB-A: DUNTKB177WEA3(CU20FS1)

MAIN UNIT (Continued)

RJ43

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ47

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ50

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ51

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ52

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ53

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ60

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ62

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ63

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ65

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ67

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ68

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ69

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ70

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ71

VRS-CY1JF000J

J 0

1/16W

M-Ox.

RJ72

VRS-CY1JF000J

J 0

1/16W

M-Ox.

R201

VRS-CY1JF101J

J 100 1/16W

M-Ox.

R202

VRS-CY1JF101J

J 100 1/16W

M-Ox.

R205

VRS-CY1JF680J

J 68

1/16W

M-Ox.

R206

VRS-CY1JF122J

J 1.2k 1/16W

M-Ox.

R207

VRS-CY1JF221J

J 220 1/16W

M-Ox.

R208

VRS-CY1JF331J

J 330 1/16W

M-Ox.

R209

VRS-CY1JF392J

J 3.9k 1/16W

M-Ox.

R216

VRS-VV3LB333J

J 33k 49W

M-Ox.

R220

VRS-CY1JF221J

J 220 1/16W

M-Ox.

R301

VRS-CY1JF102J

J 1k

1/16W

M-Ox.

R302

VRN-VV3DB1R2J

J 1.2

M-Film

R303

VRS-CY1JF103J

J 10k 1/16W

M-Ox.

R304

VRD-RA2BE683J

J 68k 1/8W

Carbon

R305

VRS-CY1JF274J

J 270k 1/16W

M-Ox.

R307

VRS-CY1JF222J

J 2.2k 1/16W

M-Ox.

R308

VRS-CY1JF392J

J 3.9k 1/16W

M-Ox.

R310

VRS-CY1JF473J

J 47k 1/16W

M-Ox.

R311

VRD-RA2BE272J

J 2.7k 1/8W

Carbon

R314

VRS-CY1JF392J

J 3.9k 1/16W

M-Ox.

R315

VRS-CY1JF222J

J 2.2k 1/16W

M-Ox.

R362

VRS-CY1JF332J

J 3.3k 1/16W

M-Ox.

R363

VRS-CY1JF564J

J 560k 1/16W

M-Ox.

R364

VRS-CY1JF332J

J 3.3k 1/16W

M-Ox.

R365

VRS-CY1JF564J

J 560k 1/16W

M-Ox.

R381

VRS-CY1JF564J

J 560k 1/16W

M-Ox.

R382

VRS-CY1JF332J

J 3.3k 1/16W

M-Ox.

R383

VRS-CY1JF564J

J 560k 1/16W

M-Ox.

R384

VRS-CY1JF332J

J 3.3k 1/16W

M-Ox.

R431

VRS-CY1JF101J

J 100 1/16W

M-Ox.

R432

VRS-CY1JF750J

J 75

1/16W

M-Ox.

R433

VRS-CY1JF750J

J 75

1/16W

M-Ox.

R434

VRS-CY1JF750J

J 75

1/16W

M-Ox.

R435

VRS-CY1JF750J

J 75

1/16W

M-Ox.

R437

VRS-CY1JF101J

J 100 1/16W

M-Ox.

R461

VRS-CY1JF750J

J 75

1/16W

M-Ox.

R462

VRS-CY1JF101J

J 100 1/16W

M-Ox.

R502

VRS-VV3AB102J

J 1k

M-Ox.

or
VRS-VV3AB561J

J 560 1W

M-Ox.

R503

VRN-VV3DB1R2J

J 1.2

M-Film

R504

VRS-CY1JF222J

J 2.2k 1/16W

M-Ox.

R506

VRS-VV3AB331J

J 330 1W

M-Ox.

R507

VRN-VV3AB1R0J

J 1

M-Film

R513

VRD-RM2HD333J

J 33k 1/2W

Carbon

R514

VRD-RM2HD682J

J 6.8k 1/2W

Carbon

R520

VRS-CY1JF123J

J 12k 1/16W

M-Ox.

R522

VRS-CY1JF101J

J 100 1/16W

M-Ox.

R523

VRD-RA2BE101J

J 100 1/8W

Carbon

R524

VRD-RA2BE103J

J 10k 1/8W

Carbon

R525

VRD-RA2BE122J

J 1.2k 1/8W

Carbon

R526

VRD-RA2BE101J

J 100 1/8W

Carbon

R528

VRS-CY1JF683J

J 68k 1/16W

M-Ox.

R601

VRS-SV2HC102J

J 1k

1/2W

M-Ox.

R602

VRD-RA2BE393J

J 39k 1/8W

Carbon

R603

VRD-RA2BE273J

J 27k 1/8W

Carbon

R604

VRD-RA2BE473J

J 47k 1/8W

Carbon

R605

VRD-RM2HD104J

J 100k 1/2W

Carbon

R606

VRN-VV3LBR27J

J 0.27 3W

M-Film

R611

VRN-VV3ABR27J

J 0.27 1W

M-Film

R612

VRD-RM2HD270J

J 27

1/2W

Carbon

R613

VRS-CY1JF000J

J 0

1/16W

M-Ox.

R614

VRD-RA2BE154J

J 150k 1/8W

Carbon

R615

VRD-RA2BE102J

J 1k

1/8W

Carbon

R616

VRD-RA2BE102J

J 1k

1/8W

Carbon

R617

VRS-CY1JF123J

J 12k 1/16W

M-Ox.

R618

VRS-CY1JF103J

J 10k 1/16W

M-Ox.

R621

VRN-SV2HC4R7J

J 4.7

1/2W

M-Film

R622

VRS-VV3DB682J

J 6.8k 2W

M-Ox.

R623

VRN-VV3ABR47J

J 0.47 1W

M-Film

R625

VRN-VV3ABR47J

J 0.47 1W

M-Film

R631

VRS-VV3LB391J

J 390 3W

M-Ox.

R632

VRS-VV3LB122J

J 1.2k 3W

M-Ox.

R633

VRS-KA3NG3R3K

J 3.3

M-Ox.

R635

VRS-VV3LB183J

J 18k 3W

M-Ox.

R636

VRS-VV3LB183J

J 18k 3W

M-Ox.

R637

VRD-RA2BE331J

J 330 1/8W

Carbon

R638

VRD-RA2BE331J

J 330 1/8W

Carbon

R639

VRS-VV3AB562J

J 5.6k 1W

M-Ox.

R642

VRD-RM2HD470J

J 47

1/2W

Carbon

R661

VRS-CY1JF102J

J 1k

1/16W

M-Ox.

R662

VRS-CY1JF103J

J 10k 1/16W

M-Ox.

R701

VRW-KQ3NC1R5K J 1.5

Cement

R702

VRD-RM2HD100J

J 10

1/2W

Carbon

R705

VRN-VV3DBR33J

J 0.33 2W

M-Film

R706

VRN-VV3DBR33J

J 0.33 2W

M-Film

R707

VRS-SV2HC270J

J 27

1/2W

M-Ox.

R708

VRD-RA2BE102J

J 1k

1/8W

Carbon

R710

VRS-SV2HC103J

J 10k 1/2W

M-Ox.

R711

VRD-RA2BE394J

J 390k 1/8W

Carbon

R713

VRS-SV2HC122J

J 1.2k 1/2W

M-Ox.

R715

VRD-RA2BE150J

J 15

1/8W

Carbon

R716

VRD-RA2BE223J

J 22k 1/8W

Carbon

R717

RR-DZ0049CEZZ

J 3.9M 1/2W

Solid

or
RR-HZ0048CEZZ
or
VRDUA2HG395K

R725

VRS-SV2HC821J

J 820 1/2W

M-Ox.

R733

VRD-RA2EE394J

J 390k 1/4W

Carbon

R736

VRD-RM2HD184J

J 180k 1/2W

Carbon

R739

VRD-RM2HD332J

J 3.3k 1/2W

Carbon

R740

VRD-RM2HD470J

J 47

1/2W

Carbon

R741

VRN-RA2BK682F

J 6.8k 1/8W

M-Film

R753

VRD-RM2HD124J

J 120k 1/2W

Carbon

R754

VRN-VV3DB8R2J

J 8.2

M-Film

R755

VRS-VV3DB150J

J 15

M-Ox.

R756

VRS-VV3DB121J

J 120 2W

M-Ox.

R759

VRS-VV3DB101J

J 100 2W

M-Ox.

R766

VRS-CY1JF333J

J 33k 1/16W

M-Ox.

R767

VRD-RA2BE103J

J 10k 1/8W

Carbon

R768

VRS-CY1JF332J

J 3.3k 1/16W

M-Ox.

R801

VRS-CY1JF273J

J 27k 1/16W

M-Ox.

R802

VRS-CY1JF682J

J 6.8k 1/16W

M-Ox.

R803

VRS-CY1JF103J

J 10k 1/16W

M-Ox.

R804

VRS-CY1JF222J

J 2.2k 1/16W

M-Ox.

R805

VRS-CY1JF222J

J 2.2k 1/16W

M-Ox.

R806

VRS-CY1JF222J

J 2.2k 1/16W

M-Ox.

R807

VRS-CY1JF222J

J 2.2k 1/16W

M-Ox.

R810

VRS-CY1JF101J

J 100 1/16W

M-Ox.

R812

VRS-CY1JF101J

J 100 1/16W

M-Ox.

R814

VRS-CY1JF473J

J 47k 1/16W

M-Ox.

R815

VRS-CY1JF473J

J 47k 1/16W

M-Ox.

R816

VRS-CY1JF223J

J 22k 1/16W

M-Ox.

R817

VRS-CY1JF473J

J 47k 1/16W

M-Ox.

R818

VRS-VV3AB151J

J 150 1W

M-Ox.

R823

VRD-RA2BE101J

J 100 1/8W

Carbon

R824

VRD-RA2BE101J

J 100 1/8W

Carbon

R826

VRD-RA2BE101J

J 100 1/8W

Carbon

R827

VRS-CY1JF102J

J 1k

1/16W

M-Ox.

R828

VRS-CY1JF471J

J 470 1/16W

M-Ox.

Содержание 20U-FS1

Страница 1: ...RAMS 34 PRINTED WIRING BOARD ASSEMBLIES 42 REPLACEMENT PARTS LIST 46 PACKING OF THE SET 55 CONTENTS SPEAKER SIZE 6 x 12 cm 2pcs VOICE COIL IMPEDANCE 16 ohm at 400 Hz ANTENNA INPUT IMPEDANCE VHF UHF 75 ohm Unbalanced TUNING RANGES VHF Channels 2 thru 13 UHF Channels 14 thru 69 CATV Channels 1 thru 125 EIA Channel Plan U S A POWER INPUT AC 120 V 60 Hz POWER RATING 90W PICTURE SIZE 1 239 cm2 192sq in...

Страница 2: ...th a meter to be certain that the high voltage does not exceed the specified value and that it is regulating correctly 5 Do not use a picture tube other than that specified or make unrecommended circuit modifications to the high voltage circuitry 6 When trouble shooting and taking test measurements on a receiver with excessive high voltage avoid being unnecessarily close to the receiver Do not ope...

Страница 3: ...partment covers or shields isolation resistor capacity networks mechanical insulators etc 3 To be sure that no shock hazard exists check for leakage current in the following manner Plug the AC cord directly into a 120 volt AC outlet Do not use an isolation transformer for this test Using two clip leads connect a 1 5k ohm 10 watt resistor paralleled by a 0 15µF capacitor in series with all exposed ...

Страница 4: ...e que celui spécifié et ne pas effectuer de modifications déconseillées du circuit à haute tension 6 Lors de la recherche des pannes et des mesures d essai sur un récepteur qui présente une haute tension excessive éviter de s approcher inutilement du récepteur Ne pas faire fonctionner le récepteur plus longtemps que nécessaire pour localiser la cause de la tension excessive AVERTISSEMENT 1 N entre...

Страница 5: ...èces de remplacement étalonnées pour haute tension puissance etc Les pièces de remplacement qui présentent ces caractéristiques sont identifiées dans ce manuel les pièces électriques qui présentent ces particularités sont PRECAUTIONS A PRENDRE LORS DE LA REPARATION Suite 1 Inspecter tous les faisceaux de câbles pour s assurer que les fils ne soient pas pincés ou qu un outil ne soit pas placé entre...

Страница 6: ...D CAPTION appears when sound is muted POWER Press On Press again Off REMOTE KEYPAD Accesses any channel from keypad FLASHBACK Returns to previous channel PERSONAL PREFERENCE With the Personal Preference buttons you can program your favorite programs by using the 4 categories A B C and D The channels can be accessed quickly by using these buttons VOLUME UP DOWN Increases sound Decreases sound In me...

Страница 7: ...en 7 If the operation of the horizontal oscillator does not stop in step 5 the circuit must be repaired before the set is returned to the customer HIGH VOLTAGE CHECK High voltage is not adjustable but must be checked to verify that the receiver is operating within safe and efficient design limitations as specified checks should be as follows 1 Connect an accurate high voltage meter between ground ...

Страница 8: ...d to 4 modes as follows by key input MENU SERVICE MODE 6 AFT processing is disabled during service mode PLL setting data is set to fo data 7 All user data are set to default during service mode FAO and SPEAKER user settings are off and on respectively in service mode Energy Save is off 8 Sleep timer View timer and Off timer are inactivated in Service mode 9 Sound is muting in service mode except a...

Страница 9: ...p VIF VCO 0 63 32 V11 R CUTOFF 1 Chip R CUTOFF 0 255 127 V12 G CUTOFF 1 Chip G CUTOFF 0 255 127 V13 B CUTOFF 1 Chip B CUTOFF 0 255 127 V14 R DRIVE 1 Chip R DRIVE 0 127 64 V15 B DRIVE 1 Chip B DRIVE 0 127 64 V16 SUB COLOR YUV 1 Chip COLOR 0 127 64 V17 SUB TINT YUV 1 Chip BASEBAND TINT 0 127 64 V18 CC POS Micron 0 255 32 V19 Vertical mode 1 Chip V MUTE SERVICE 0 1 2 0 V20 SUB VOL 1 Chip A ATT 0 127 ...

Страница 10: ...tting value 5 Increase RF AGC 1chip data when AFT input voltage is at max 0 3V point adjustment is completed 6 When adjustment completed OSD display and RF AGC self adjustment status data of EEPROM are updated 7 Intelligent monitor output and IM input mode are recovered PIF VCO 1 When there is PIF VCO self adjustment key input for adjustment item PIF VCO self adjustment is performed 2 VIF DEF 1chi...

Страница 11: ...B DRI R OFFSET B DRI OFFSET 32 32 0 F23 B DRI B OFFSET B DRI OFFSET 32 32 0 F24 V FREE 1chip V FREE 0 1 0 F25 GAMMA 1chip GAMMA 0 3 0 F26 TRAP TV 1chip TRAP FINE 0 3 2 F27 TRAP AV 1chip TRAP FINE 0 3 2 F28 H FREE 1chip H FREE 0 1 0 F29 1W TV 1chip V Window 0 1 0 F30 1W AV 1chip V Window 0 1 0 F31 YLPF 1chip YSW LPF 0 1 1 F32 BS D 1chip BS DISCHARGE 0 3 0 F33 BS C 1chip BS CHARGE 0 3 0 F34 SL TV 1c...

Страница 12: ...N 1 O11 FAV COL FAV COL COL TEMP 1 O12 COMPONENT Without COMPONENT With COMPONENT 1 O13 AV Without AV With AV 1 O14 AV2 AV1 system AV2 system 1 O15 MTS Without MTS With MTS 1 O16 TONE CTRL Without S ADJ With S ADJ 1 O17 AUTO OFF Without AUTO OFF With AUTO OFF 1 O18 INIT LANG ENGLISH SPANISH 0 O19 SETUP FLAG NO SETUP AUTO SETUP 1 O20 FR AV Front 2 Rear AV 3 Display FRONT A V INPUTS and REAR A V INP...

Страница 13: ...OLOR COLOR 0 127 64 V04 SUB BRIGHT BRIGHT 0 255 128 V05 SUB SHARP VIDEO TONE 0 63 32 V06 V SHIFT V SHIFT 0 7 7 V07 H SHIFT H PHASE 0 31 16 V08 RF AGC RF DELAY 0 127 127 V09 V SIZE V SIZE 0 63 32 V10 PIF VCO VIF VCO 0 63 32 V11 R CUTOFF R CUTOFF 0 255 64 V12 G CUTOFF G CUTOFF 0 255 64 V13 B CUTOFF B CUTOFF 0 255 64 V14 R DRIVE R DRIVE 0 127 64 V15 B DRIVE B DRIVE 0 127 64 V16 SUB COLOR YUV COLOR 0 ...

Страница 14: ... 32 32 0 F21 B DRI R2 B DRI OFFSET 32 32 0 F22 B DRI R B DRI OFFSET 32 32 0 F23 B DRI B B DRI OFFSET 32 32 0 F24 V FREE V FREE 0 1 0 F25 GAMMA GAMMA 0 3 0 F26 TRAP TV TRAP FINE 0 3 2 F27 TRAP AV TRAP FINE 0 3 2 F28 H FREE H FREE 0 1 0 F29 1W TV V WINDOW 0 1 0 F30 1W AV V WINDOW 0 1 0 F31 YLPF YSW LPF 0 1 1 F32 BS D BS DISCHARGE 0 3 0 F33 BS C BS CHARGE 0 3 0 F34 SL TV S SLICE DOWN 0 3 0 F35 SL AV ...

Страница 15: ...ON 1 007 UNIV UNIV OFF ON 1 008 VIEW TIMER VIEW TIMER OFF ON 1 009 EZ SETUP EZ SETUP AUTO PRESET 1 010 PON CH POWER ON OFF 0N 1 011 FAV COL FAV COL COL TEMP 1 012 COMPONENT COMPONENT OFF ON 1 013 AV AV OFF ON 1 014 AV2 AV2 OFF ON 1 015 MTS MTS OFF ON 1 016 TONE CTRL S ADJ OFF ON 1 017 AUTO OFF AUTO OFF OFF ON 1 018 INIT LANG ENGLISH SPANISH 1 019 SETUP FLAG NO SET UP AUTO SET UP 1 020 AV FR 0 NO A...

Страница 16: ...OL 1 COL TEMP 018 0 ENGLISH 1 SPANISH 019 0 NO SET UP 1 AUTO SETUP OPTION SET UP REFER AS BELOW STEP RANGE REFER AS BELOW 14UFM1 OSD CHECKING ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE DATA SETUP FOR FIRST AND SECOND STAGE SERVICE DATA FUNCTION V05 F13 F14 F16 F17 F30 F34 F38 F40 F49 SHARP Y DL TV Y DL AV TINT AV COL AV 1W...

Страница 17: ...ON CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE H POSITION V07 STEP RANGE 0 31 I 2 C BUS CONTROL OPTION SET UP BUS SET UP CRT PURITY US 4 CH LION HEAD MONOSCOPE AC 120V US MAGNETIC FIELD CONFIRMATION BY CRT SCREEN CONNECT THE DIGITAL VOLTMETER AND MEASURE B LINE VOLTAGE COMFIRMATION 130 0 5VDC CHECKING SPEC 130V 0 8 VDC 1 ADJUST THE V07 BUS DATA TO HAVE A BALA...

Страница 18: ... 4 CH LION HEAD AC 120V CONFIRMATION BY CRT SCREEN ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE V PHASE V06 STEP RANGE 0 7 I 2 C CONTROL OPTION SET UP BUS SET UP CRT PURITY US 4 CH LION HEAD MONOSCOPE PATTERN 120V RF INPUT ZERO MAGNETIC FIELD CONFIRMATION ON CRT SCREEN CHECKING SPEC OVERSCAN 10 2 5 ADJUST V06 BUS DATA TO HAV...

Страница 19: ...P RANGE 0 255 I 2 C CONTROL OPTION SET UP BUS SET UP US 4 CH LION HEAD AC 120V CONFIRMATION ON CRT DISPLAY ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE H VCO V21 STEP RANGE 0 7 I 2 C CONTROL OPTION SET UP BUS SET UP NO SIGNAL RASTER CONDITION AC 120V IC 801 PIN 11 CHECKING SPEC LEFT AND RIGHT SYMMETRICAL 1 GO TO SERVICE MODE...

Страница 20: ...E MANUAL ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE RF AGC V08 STEP RANGE 0 127 I 2 C CONTROL OPTION SET UP BUS SET UP US10CH HALF COLOR BAR RF INPUT FIELD STRENGTH 56dBµV FIX TUNER AGC TERMINAL TP 201 OR CRT DISPLAY CONFIRMATION CHECKING SPEC 2 5 0 5 V DC CHECKING SPEC 2 50 1 5V AT SELF ADJUSTMENT MODE 1 GO TO SERVICE MOD...

Страница 21: ... HEAD 120V CONFIRMATION ON CRT DISPLAY ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE WHITE BALANCE V14 V15 V11 V12 V13 STEP RANGE 0 127 0 255 I 2 C BUS CONTROL OPTION SET UP BUS SET UP SCREEN 23CH 501RE WINDOW PATTERN 120V CRT SCREEN DISPLAY VOLTAGE CONFIRMATION 1 WHITE HIGH BEAM FIRST LET THE GUM POINT AT BLACK POSITION AS D...

Страница 22: ...CRT SCREEN DISPLAY ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE SUB PICTURE V01 STEP RANGE 0 127 I 2 C BUS CONTROL OPTION SET UP BUS SET UP SCREEN WHITE BALANCE SUB BRIGHTNESS WINDOW PATTERN 120V CRT SCREEN DISPLAY VOLTAGE CONFIRMATION BRIGHTNESS Y 0 5 cd m2 THEN STEP DOWN MORE 4 STEP 1 LET THE GUN POINT AT WHITE POSITION AS...

Страница 23: ... TR BASE TP851 CONFIRRM WITH OSCILLOSCOPE ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE SUB COLOR V03 STEP RANGE 0 127 I 2 C BUS CONTROL OPTION SET UP BUS SET UP VCO ADJ RF AGC SUB PICT SUB TINT US 10 CH HALF COLOR BAR PATTERN 120V R AMP TR BASE TP854 CONFIRRM WITH OSCILLOSCOPE CONFIRMATION 1 SET THE V03 BUS DATA TO GET A WAV...

Страница 24: ...SCOPE PATTERN AC 120V RF INPUT CONFIRMATION BY THE CRT ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE HIGH VOLTAGE STEP RANGE AFTER ALL ADJUSTMENT FINISHED US 4 CH LION HEAD MONOSCOPE PATTERN AC 130V RF INPUT R AMP TR BASE TP854 CONFIRRM WITH OSCILLOSCOPE SET THE USER CONTROL TO SHIPMENT SETTING POSITION PUSH ON Y MUTE BY R C ...

Страница 25: ...NT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE TRI VISION STEP RANGE AFTER ALL ADJUSTMENT FINISHED RATING SYS DOWNLOAD SIGNAL A B PRCC SIG INCLUDED SIGNAL AC 120V RF INPUT CONFIRMATION BY CRT SCREEN VOLTAGE CONFIRMATION DOWNLOADING CONFIRMATION 1 RECEIVE THE DOWNLOAD A SIGNAL 2 SELECT V CHIP CONTROL MENU THEN ON THE DOWNLOAD 3 UNPLUG THE AC THEN PLUG AGAIN 4 BACK TO V CHIP CONTROL MENU CHECK THE D...

Страница 26: ...G SPEC 490 10mVrms CHECKING SPEC 490 20mVrms ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE 1 CONNECT 100 µ F ELECTROLLYTIC CAPACITOR BETWEEN C3005 ve GND 2 ADJUST THE BUS DATA M02 UNTIL THE OUTPUT FREQUENCY OF 39 PIN BECOME AS SPECIFIED BELOW NOTE TO MINIMIZE THE PRODUCTION TIME ITEM 1 CAN IGNORE IF ITEM 2 CAN T BE ADJUST THE...

Страница 27: ...OSITION CONTROL PRE ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE 1 INPUT SIGNAL 1 ADJUST BUS DATA OF M04 UNIT THE OF 39 PIN BECOME MINIMUM LEVEL 2 INPUT SIGNAL 1 ADJUST BUS DATA OF M04 UNIT THE AC VOLT AGE OF 39 PIN BECOME MINIMUM LEVEL 3 REPEAT STEP 1 AND 2 SET THE SOUND VOLUME TO MAXIMUM THEN MAKE SURE THE READING FROM THE SPEAKER TERMINAL MUST BE OVER THE SPEC AS SPECI...

Страница 28: ...28 20U FS1 CU20FS1 6 5 4 3 2 1 A B C D E F G H CHASSIS LAYOUT ...

Страница 29: ...29 20U FS1 CU20FS1 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM 1 ...

Страница 30: ...30 20U FS1 CU20FS1 8 7 10 9 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM 2 ...

Страница 31: ...31 20U FS1 CU20FS1 17 16 19 18 15 14 13 12 11 10 ...

Страница 32: ...32 20U FS1 CU20FS1 8 7 10 9 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM 3 ...

Страница 33: ...33 20U FS1 CU20FS1 17 16 19 18 15 14 13 12 11 10 ...

Страница 34: ...ue cathodes of the picture tube depend on the tint color level and picture control 2 indicates waveform check points See chart waveforms are measured from point indicated to chassis ground å AND SHADED COMPONENTS SAFETY RELATED PARTS ç MARK X RAY RELATED PARTS DRGANNES MARQUES åET HACHRES PIECES RELATIVES A LA SECURITE MARQUE ç PIECS RELATIVE AUX RAYONS X This circuit diagram is a standard one pri...

Страница 35: ...35 20U FS1 CU20FS1 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT Unit ...

Страница 36: ...36 20U FS1 CU20FS1 8 7 10 9 6 5 4 3 2 1 A B C D E F G H MODEL 20U FS1 SCHEMATIC DIAGRAM MAIN Unit ...

Страница 37: ...37 20U FS1 CU20FS1 17 16 19 18 15 14 13 12 11 10 ...

Страница 38: ...38 20U FS1 CU20FS1 8 7 10 9 6 5 4 3 2 1 A B C D E F G H MODEL CU20FS1 SCHEMATIC DIAGRAM MAIN Unit ...

Страница 39: ...39 20U FS1 CU20FS1 17 16 19 18 15 14 13 12 11 10 ...

Страница 40: ...40 20U FS1 CU20FS1 8 7 10 9 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MTS MODULE Unit ...

Страница 41: ...41 20U FS1 CU20FS1 17 16 19 18 15 14 13 12 11 10 ...

Страница 42: ...42 20U FS1 CU20FS1 6 5 4 3 2 1 A B C D E F G H PRINTED WIRING BOARD ASSEMBLIES PWB A MAIN Unit Wiring Side ...

Страница 43: ...43 20U FS1 CU20FS1 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side ...

Страница 44: ...44 20U FS1 CU20FS1 6 5 4 3 2 1 A B C D E F G H PWB B CRT Unit Wiring Side PWB B CRT Unit Chip Parts Side ...

Страница 45: ...45 20U FS1 CU20FS1 6 5 4 3 2 1 A B C D E F G H PWB E MTS MODULE Unit Wiring Side PWB E MTS MODULE Unit Chip Parts Side ...

Страница 46: ... in this service manual may create shock fire or other hazards HOW TO ORDER REPLACEMENT PARTS To have your order filled promptly and correctly please furnish the fol lowing informations 1 MODEL NUMBER 2 REF NO 3 PART NO 4 DESCRIPTION in USA Contact your nearest SHARP Parts Distributor to order For location of SHARP Parts Distributor Please call Toll Free 1 800 BE SHARP Ref No Part No Description C...

Страница 47: ...amic Filter AD SF201 RFiLC0405CEZZ J SAW Filter AH L202 VP CF270K0000 J Peaking 27µH AB L203 VP DF270K0000 J Peaking 27µH AB L204 VP XF1R2K0000 J Peaking 1 2µH AB L602 RCiLP0223CEZZ J Coil AE å L603 RCiLZA006WJZZ J Coil AH å L701 RCiLF0078PEZZ R Coil AF å L703 RCiLF0078PEZZ R Coil AF L751 RCiLP0225CEZZ J Coil AF L801 VP DF100K0000 J Peaking 10µH AB L802 VP DF100K0000 J Peaking 10µH AB L803 VP DF10...

Страница 48: ... Ceramic AA C820 VCEA0A1HW474M J 0 47 50V EL AB C821 VCKYCY1HF153Z J 0 015 50V Ceramic AB C822 VCEA0A1HW105M J 1 50V EL AB C823 VCKYCY1HF103Z J 0 01 50V Ceramic AA C824 VCEA0A1CW337M J 330 16V EL AC C825 VCEA9M1HW105M J 1 50V EL AB C826 VCKYPA1HF103Z J 0 01 50V Ceramic AA C827 VCEA9M1CW476M J 47 16V EL AB C828 VCKYPA1HB103K J 0 01 50V Ceramic AA C829 VCEA0A1CW476M J 47 16V EL AB C831 VCKYCY1EF104Z...

Страница 49: ...6W M Ox AA å R601 VRS SV2HC102J J 1k 1 2W M Ox AA R602 VRD RA2BE393J J 39k 1 8W Carbon AA R603 VRD RA2BE273J J 27k 1 8W Carbon AA R604 VRD RA2BE473J J 47k 1 8W Carbon AA R605 VRD RM2HD104J J 100k 1 2W Carbon AA R606 VRN VV3LBR27J J 0 27 3W M Film AC å R611 VRN VV3ABR27J J 0 27 1W M Film AA å R612 VRD RM2HD270J J 27 1 2W Carbon AA R613 VRS CY1JF000J J 0 1 16W M Ox AA R614 VRD RA2BE154J J 150k 1 8W ...

Страница 50: ...RS CY1JF183J J 18k 1 16W M Ox AA R1051 VRS CY1JF101J J 100 1 16W M Ox AA R1052 VRS CY1JF104J J 100k 1 16W M Ox AA R1053 VRS CY1JF101J J 100 1 16W M Ox AA R1054 VRS CY1JF101J J 100 1 16W M Ox AA R1059 VRS CY1JF103J J 10k 1 16W M Ox AA R1061 VRS CY1JF102J J 1k 1 16W M Ox AA R1062 VRS CY1JF105J J 1M 1 16W M Ox AA R1063 VRS CY1JF103J J 10k 1 16W M Ox AA R1064 VRS CY1JF103J J 10k 1 16W M Ox AA R1065 VR...

Страница 51: ...601AR 1 J 2PD601AR AB CAPACITORS EL Electrolytic C3001 VCE9GA1HW475M J 4 7 50V EL N P AB C3002 VCKYCY1HB562K J 5600p 50V Ceramic AA C3003 VCQYTA1HM123K J 0 012 50V Mylar AA C3004 VCEA0A1HW105M J 1 50V EL AB C3005 VCEA0A1HW475M J 4 7 50V EL AB C3006 VCEA0A1CW106M J 10 16V EL AB C3007 VCEA0A1HW475M J 4 7 50V EL AB C3008 VCKYCY1HF103Z J 0 01 50V Ceramic AA C3009 VCEA0A1CW227M J 220 16V EL AC C3010 VC...

Страница 52: ...032 VRS CY1JF223J J 22k 1 16W M Ox AA R3033 VRS CY1JF102J J 1k 1 16W M Ox AA R3034 VRS CY1JF182J J 1 8k 1 16W M Ox AA R3035 VRS CY1JF223J J 22k 1 16W M Ox AA R3036 VRS CY1JF102J J 1k 1 16W M Ox AA R3080 VRS CY1JF101J J 100 1 16W M Ox AA R3081 VRS CY1JF101J J 100 1 16W M Ox AA R3082 VRS CY1JF103J J 10k 1 16W M Ox AA R3083 VRS CY1JF103J J 10k 1 16W M Ox AA R3084 VRS CY1JF103J J 10k 1 16W M Ox AA R30...

Страница 53: ...AH0070PE00 R Mask Spacer x2 AC PSPAH0148PE00 R Spacer x2 AD PSPAH0149PE00 R Spacer x1 AE PSPAH0156PE00 R Mask Spacer x2 AC QCNW A528WJZZ R Connecting Cord SP AG TCAUHA015WJZZ R Caution Label 20U FS1 AB TCAUS0004PEZZ R Warning Label 20U FS1 AD TCAUS0013PEZZ R Caution Label CU20FS1 AB TLABM1829PEZZ R Model Label 20U FS1 AB TLABM1906PEZZ R Model Label CU20FS1 AB TLABN0001PEZZ R Serial No Label AD TLA...

Страница 54: ... Button Power AF 1 3 MSPRC0005PEFW R Spring for Power Button AB 1 4 GCOVAA010WJSA R R C LED Cover AD 1 5 HBDGB3142CESA J Badge SHARP AG 1 6 GDORF0196PESB R Door AH 1 7 HiNDPA017WJSA R Indication Plate AE 1 8 PKAi 0007PE00 R Door Latch AE 1 9 GBFL 0011PE00 R Speaker Baffle x2 AF 2 CCABB2479WEV0 R Rear Cabinet Ass y BC 2 1 Not Available Rear Cabinet 2 2 Not Available Spacer Side x2 2 3 Not Available...

Страница 55: ...OF THE SET REAR Use 22 staples fix the packing case Packing Case MARK Not replacement items FRONT Buffer Material Wrapping Paper Polyethylene Bag Operation Manual Guarantee Card 20U FS1 Batteries Serial No Label Infrared R C Unit ...

Страница 56: ... in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher D SEM P SREC TQ1345 S Jul 2002 Printed in Japan MI KG SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan ...

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