background image

Ref. No.

Part No.

Description

Code

Ref. No.

Part No.

Description

Code

48

20U-FS1
CU20FS1

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

MAIN UNIT (Continued)

C514

VCFYSA J 0.027 63V

Mylar

AC

C515

VCEACA1HC335J

J 3.3

50V

EL.

AC

C518

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C519

VCKYCY1HB102K J 1000p 50V

Ceramic

AA

C601

VCQYTA1HM563J

J 0.056 50V

Mylar

AB

C602

VCEA0A1HW475M J 4.7

50V

EL.

AB

C603

VCEA0A1HW105M J 1

50V

EL.

AB

C604

VCEAGA2EW336M J 33

250V EL.

AD

C605

VCKYPA2HB102K

J 1000p 500V Ceramic

AA

C606

VCKYPA2HB102K

J 1000p 500V Ceramic

AA

å

C607

VCFPVC3ZA902H

R 9000p 1.8kV M-Poly.

AD

          or
VCFPVC3CA902H

C608

VCKYPA2HB561K

J 560p

500V Ceramic

AA

C610

VCFYSB2EB823J

J 0.082 250V Mylar

AD

C611

VCFPVC2DB244J

J 0.24

200V M-Poly.

AD

C641

VCEA0A1EW108M J 1000

25V

EL.

AD

C642

VCEA0A1EW476M J 47

25V

EL.

AB

C643

VCEA0A1CW477M J 470

16V

EL.

AC

å

C701

RC-FZ037SCEZZ

J 0.22

AC125V Plastic

AD

          or
RC-FZ012SGEZZ
          or
RC-FZ017SCEZZ
          or
RC-FZ029SCEZZ

C702

RC-KZ0029CEZZ

J 0.01

250V Ceramic

AC

C703

RC-KZ0029CEZZ

J 0.01

250V Ceramic

AC

å

C705

RC-EZ1022CEZZ

J 470

200V EL.

AK

C706

VCQYTA1HM103J

J 0.01

50V

Mylar

AA

å

C711

VCFYFA1HA334J

J 0.33

50V

Mylar

AB

C713

RC-KZ016SCEZZ

J 470p

250V Ceramic

AD

C718

VCKYPA2HB472K

J 4700p 500V Ceramic

AB

C735

VCKYCY1HB681K J 680p

50V

Ceramic

AA

C737

VCEA0A1EW226M J 22

25V

EL.

AB

C738

RC-KZ0040CEZZ

J 820p

2kV

Ceramic

AD

          or
RC-KZ0340CEZZ

C739

VCEA0A1HW104M J 0.1

50V

EL.

AB

C743

VCKYPH3DB561K J 560p

2kV

Ceramic

AC

C751

RC-KZ0106GEZZ

J 3300p AC250V Ceramic

AG

          or
RC-KZ0092GEZZ
          or
RC-KZ021SCEZZ

C752

VCKYPH3DB561K J 560p

2kV

Ceramic

AC

C753

RC-EZ0724CEZZ

J 100

160V EL.

AG

C754

RC-EZ0638CEZZ

J 33

160V EL.

AG

C755

VCQYTA1HM103J

J 0.01

50V

Mylar

AA

C756

VCEA0A1EW108M J 1000

25V

EL.

AD

C758

VCEA0A1HW225M J 2.2

50V

EL.

AB

C759

VCKYCY1HB102K J 1000p 50V

Ceramic

AA

C784

VCKYCY1HB103K J 0.01

50V

Ceramic

AA

C801

VCFYFA1HA105J

J 1

50V

Mylar

AE

C802

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C803

VCEA0A1AW476M J 47

10V

EL.

AB

C804

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C805

VCEA0A1HW105M J 1

50V

EL.

AB

C806

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C807

VCEA0A1CW337M J 330

16V

EL.

AC

C808

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C809

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C810

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C811

VCKYCY1EF104Z

J 0.1

25V

Ceramic

AA

C812

VCKYCY1EF104Z

J 0.1

25V

Ceramic

AA

C813

VCKYCY1EF104Z

J 0.1

25V

Ceramic

AA

C814

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C815

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C816

VCKYCY1EF104Z

J 0.1

25V

Ceramic

AA

C817

VCEA0A1AW107M J 100

10V

EL.

AB

C818

VCEA0A1HW475M J 4.7

50V

EL.

AB

C819

VCCCCY1HH121J J 120p

50V

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

J 0.1

25V

Ceramic

AA

C833

VCKYCY1EF104Z

J 0.1

25V

Ceramic

AA

C834

VCEA0A1CW107M J 100

16V

EL.

AC

C835

VCEA0A1CW106M J 10

16V

EL.

AB

C836

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C837

VCEA0A1HW105M J 1

50V

EL.

AB

C839

VCCCCY1HH680J J 68p

50V

Ceramic

AA

C840

VCKYCY1EF104Z

J 0.1

25V

Ceramic

AA

C841

VCCCCY1HH101J J 100p

50V

Ceramic

AA

C842

VCEA9M1HW474M J 0.47

50V

EL.

AB

C843

VCEA9M1HW105M J 1

50V

EL.

AB

C845

VCKYCY1CF224Z

J 0.22

16V

Ceramic

AA

C846

VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C847

VCCCCY1HH220J J 22p

50V

Ceramic

AA

C848

VCEA0A1HW105M J 1

50V

EL.

AB

C849

VCFYFA1HA223J

J 0.022 50V

Mylar

AB

C855

VCKYCY1HB561K J 560p

50V

Ceramic

AA

C856

VCKYCY1HB102K J 1000p 50V

Ceramic

AA

C861

VCCCCY1HH221J J 220p

50V

Ceramic

AA

C862

VCKYCY1HB102K J 1000p 50V

Ceramic

AA

C863

VCCCCY1HH221J J 220p

50V

Ceramic

AA

C864

VCKYCY1HB102K J 1000p 50V

Ceramic

AA

C1001 VCEA0A0JW107M J 100

6.3V

EL.

AB

C1003 VCEA0A1CW106M J 10

16V

EL.

AB

C1004 VCKYCY1CF474Z

J 0.47

16V

Ceramic

AB

C1006 VCEA0A1HW225M J 2.2

50V

EL.

AB

C1007 VCEA0A1CW107M J 100

16V

EL.

AC

C1008 VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C1009 VCKYCY1HF103Z

J 0.01

50V

Ceramic

AA

C1011 VCKYCY1HB221K J 220p

50V

Ceramic

AA

C1012 VCEA0A1HW105M J 1

50V

EL.

AB

C1013 VCKYCY1HB102K J 1000p 50V

Ceramic

AA

C1014 VCEA0A1HW475M J 4.7

50V

EL.

AB

C1015 VCCCCY1HH101J J 100p

50V

Ceramic

AA

C1081 VCEA0A1HW104M J 0.1

50V

EL.

AB

RESISTORS

[M-Ox.··· Metal Oxide, M-Film··· Metal Film]

RJ1

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ2

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ3

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ4

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ6

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ7

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ9

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ10

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ11

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ13

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ14

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ15

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ16

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ17

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ19

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ22

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ23

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ27

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ28

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ29

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ33

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ35

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ37

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ39

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ41

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

RJ42

VRS-CY1JF000J

J 0

1/16W

M-Ox.

AA

Summary of Contents for 20U-FS1

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

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

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

Page 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 ...

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

Page 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 ...

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

Page 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...

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

Page 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 ...

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

Page 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 ...

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

Page 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 ...

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

Page 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 ...

Page 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 ...

Page 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 ...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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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