JVC AV28CH1EUB Service Manual Download Page 31

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No.51944

AV28CH1EUS
AV28CH1EUB

2-5

2-6

CIRCUIT DIAGRAMS

MAIN PWB CIRCUIT DIAGRAMS

[1/2]

QGA2501C1-10

CN013

QGF1220C2-25

CN002

R595

Q591

R596

220

R314

SDA2

SCL2

10/25

NC351

D317

D318

24.576MHz

QAX0549-001Z

X501

15p

C502

R501

80%

C551

100

R301

100

R302

.1/16

C302

.1/16

C303

.1/16

C305

0.01

C521

C581

3.3k

R592

.068/16

C311

.1/16

C309

27k

R303

220p

C312

0.022

C315

0.022

C314

0.022

C313

.1/16

C306

0.01

C316

R502

SDA9380

DEF & RGB PROCESSOR

IC301

0.01

C317

0.01

C318

0.022

C321

0.022

C322

0.022

C323

.1/16

C307

.1/16

C308

MA3051/M/-X

D592

R593

C595

QGB1505J1-50

CN001

QGB1505J1-50

CN007

TU1_SW1

A_GND

TU1_SW0

R571

LA6515

ROTATION

IC551

R551

R552

CN0R2

R558

R560

R553

R555

100

R315

100

R316

100

R317

R556

PURITY

IC571

R559

R557

CN015

18k

R313

27k

R312

330

R311

R572

R573

R575

R576

R579

R578

R580

SWITCH

Q572

SWITCH

Q571

X 1/2W

R583

R581

R577

18k

R319

5.6k

R318

R704

R401

R463

IC551

SMF-

1008A-U2

SMF-

1008A-U2

R402

330

R403

330

R404

R405

R406

QGB1505J1-50

CN003

.1/16

C401

D591

D521

22k

R521

5.6k

R522

820

R451

560

R591

5.6k

R492

3.3k

R491

.047/25

C491

C452

CN0C2

R723

15p

C501

R304

R562

C562

1.5k

R511

82P

C324

D471

D472

100/16

C301

Q561

470p

C591

R563

R564

100/16

C402

Q562

80%

C552

R565

C561

3.3k

R512

80%

C572

R574

C573

R582

R585

R584

C574

80%

C555

80%

C571

C553

R554

R561

CN0R1

CN0NS

80%

C576

80%

C575

80%

C554

R552

12k

R458

4.7k

R459

12k

R456

4.7k

R454

12k

R461

12k

R455

R462

D311

VCC

GND

BA10324AF-XE
EW/V DRIVE

IC402

R553

10k

R701

10k

R702

R703

R704

10k

R705

JLC1562BF-X

IC701

10k

R708

.056/16

C702

TU1_AFC

R714

.033/25

C457

100

R711

100

R712

R715

10k

R707

10k

R706

10/50

C701

AGC

R722

R721

R720

R716

R717

R554

H/P_R

3.9k

R457

D312

0.01

C453

C560

QGB1506L1-16

CN004

QGB1506L1-16

CN005

QGB1506L1-16

CN006

Oct-2200

C310

BBE_BOOST

A_SUB_GND

R_SUB

BBE_ON/OFF

POW_ON/OFF

Y701

D313

Y702

A_GND

VTV1

LTV1

RTV1

DATA

MSP_RESET

SDA1

SCL1

32V

STATUS

READY

AUDIO_MUTE

L/R_CENT

CLOCK

AMP_MUTE

CH41171-006

CN00C

220

R776

220

R775

220

R774

220

R773

220

R772

MA3056/M/-X

D771

MA3056/M/-X

D772

MA3056/M/-X

D774

MA3056/M/-X

D773

A.MUTE

L_SUB

A_M+VCC

A_C_VCC

A_M-VCC

H/P_GND

H/P_L

D314

D315

D316

R503

R504

.1/16

C456

.1/16

C455

2200/6.3

C320

D473

R493

R322

R321

.1/16

C953

470/16

C951

470/10

C954

100/10

C956

D981

5.6

L951

QQL26AM-5R6Z

L951

BA09T

IC951

OUT

BA08T

IC952

OUT

220/10

C955

1SR35-400A-T5

D951

R1/2

R951

D982

.1/16

C952

Y302

Y301

.1/16

C404

.1/16

C403

R555

CN0R3

R323

R324

R551

CN0R1

C552

C553

R563

R556
R557
R558
R559
R560

R562

R561

C554
C555
C560

Y304

Q561

R564
R565
C551

C561
C562

Q562

NQR0413-003X

K301

Y306

Y305

R463

R703

R716
R717

0
0

CN0R3

HS952

.1/16

C475

220k

R465

NQR0431-001X

LC303

NQR0431-001X

LC301

1.5

NQL092K-1R5X

L301

1.5

NQL092K-1R5X

L302

NQR0431-001X

LC302

Y303

.1/16

C471

VCC

GND

UPC358G2-XE

EHT CORRECT

IC471

C563

EHT

CORRECT

Q471

220k

R466

220k

R468

68k

R469

56k

R467

22k

R470

27k

R471

6.8k

R472

R473

0.01

C472

D474

15k

R475

56k

R474

12k

R476

.1/16

C473

12k

R477

82k

R480

12k

R478

.033/25

C474

150k

R479

CORRECT

EHT

Q472

2.7k

R482

4.7k

R481

4.7k

R483

47k

R484

4.7k

R486

R487

12k

R485

33k

R489

.033/25

C454

0.01

C699

R487

27k

.1/16

C564

C458

R464

C458

X
X

R462

12k

R473

27k

OSD_B

V100

U100

Y100

OSD_G

OSD_R

HPROT

FBP

SDA2

SCL1

TUS

EW_DRIVE

SCL0

ABL

L/R_CENT

CV_A/D

TU1_SW0

TU1_SW1

BBE_BOOST

BBE_ON/OFF

SCL2

ALC

VD+

VD-

SUBTITLE

E/W

ALC

Y50

ROTATION

N/S_COR

3D_LED

SCL2

ECO_LED

KEY1

KEY2

KEY3

REMOCON

H/P_DET

ECO

TIMER_LED

ECO

KEY1

KEY2

KEY3

REMOCON

H/P_DET

TIMER_LED

POW_ON/OFF

W_ON/OFF

OSD_YS

TU2_SW1

TU2_SW0

TU2_AFC

TU2_SW1

A_SUB_GND

H/P_L

H/P_GND

SUBTITLE

R_SUB

A_SUB_GND

R_SUB

BBE_ON/OFF

H/P_R

H/P_L

BBE_BOOST

YS2

S_CV

TU1_AFC

V_LINK

ATA

MSP_RESET

H/P_GND

SCL2

H/P_R

YS2/AFC2

POW_ON/OFF

SCL1

TXT_CV

UDIO_MUTE

YS2/AFC2

OSD_R

AMP_MUTE

CLOCK

ECO_LED

W_ON/OFF

SCL1

V_LINK

TU2_SW0

A.MUTE

SCP

U100

Y100

OSD_B

Y50

OSD_G

TUS

OSD_YS

B-Y50

R-Y50

IICFREE

CV_A/D

TXT_CV

LTV1

TV1

L_SUB

VTV1

SC_B

SC_G

SC_R

SC_YS

3D_LED

READ

525P

IICFREE

TU1_SW0

TU1_SW1

SDA1

SCL1

TU1_AFC

AGC

VTV1

LTV1

RTV1

CLOCK

DATA

STATUS

READY

MSP_RESET

AUDIO_MUTE

AMP_MUTE

L/R_CENT

M_CV/Y

M_C

SCL0

SCP

M_CV/Y

A.MUTE

M_C

SCL1

S_CV

SC_G

SC_R

SC_B

SC_YS

R-Y50

B-Y50

Y50

L_SUB

SCL2

525P

10V

GND
12V
GND
Ik

PROTECT
SVM_Y
SVM_YS

STBY_5V

YIN

TSKT PWB ASSY

CFREE

SCL0

HDOUT

VDOUT

GND

HDIN

VDIN

525/O

SCL2

SC_YS1

CLKI

CLEXT

TEST

SUBST

RESN

SCL1

SDA1

VDD(D)

H35K

H38K

VSS(D)

PWM

VSYNC

B/V1

G/U1

R/Y1

VSS(A4)

VIN

UIN

YIN

VDD(A4)

DCI

VREFC

VREFN

VBLO

VREFH

PROTON

IBEAM

BSOIN

FH1_2

HSYNC

VDD(A1)

VSS(A1)

FBP

VDD(A2)

VSS(A2)

E/W

D/A

VD+

VD-

VDD(A3)

VSS(A3)

VPR

HPR

HSAFE

FBL1

FBL2

RIN

GIN

BIN

VDD(MC)

OUT

GOUT

BOUT

SCP

VSS(MC)

SVM

VDD(D)

VSS(D)

SSD

SWITCH

SC_B1

SC_G1

TO SYNC SEP PB

SC_R1

ON/OFF

SC_G2/

SC_B2/

SC_R2/

SMF-1008A-U2

SCL1

(ABL)

(Ik)

MAIN PWB

RGBGND

TO AV SW PWB ASSY

TO 100Hz PWB ASSY

TO MICON PWB ASSY

ONT PWB ASSY

SUBTITLE

A_M+VCC

12V

TIMER_ON/OFF

GND

GND
GND

ECO_ON/OFF

REMOCON

GND

H/P DET

ECO

KEY1

KEY2

GND

STBY_5V

3D_ON/OFF

P.ON/OFF

KEY3

H/P_L

H/P_R

H/P_L

H/P_R

H/P_GND

-(B-Y)100

-(R-Y)100

GND

525P/O

GND

3.3V

SCP

OUT

H0UT

CLK

OUT

Y100

GND

R-Y50

B-Y50

Y50

S_CV

M_C

M_CV/Y

GND

SCL1

.SENCE1

OUT1

-V

GND

-V

OUT2

.SENCE2

VCC

.SENCE1

OUT1

-V

GND

-V

OUT2

.SENCE2

VCC

VSS

LR_CEN

CV_A/D

M.SW0

M.SW1

BBE

BOOST

BBE

ON/OFF

ALC

VDD

SCL2

SUBTITLE

10V

R_SUB

OSD_EW

MSP_RESET

UDIO_MUTE

AMP_MUTE

GND

TU1_AFC

YS2/AFC2

3D_LED

GND

ECO_LED

TU2_SW1

TU2_SW0

TV_LINK/COMPULINK

KEY1

KEY2

KEY3

REMOCON

H/P_DET

ECO

TIMER_LED

GND

SCL1

READ

ATA

SCL2

TUS

12V

GND

CLOCK

IIC_FREE

STBY_5V

GND

TECT

H_PULSE

V_PULSE

GND

STBY_5V

WER

GND

AKEOFF

SCL0

GND

TO POW & DEF PWB ASSY

GND

3.3V

*3
*4
*5
*6

A_M+VCC

A_M-VCC

*7
*8

:
:
:
:

:
:
:
:
:
:

OPTION(NON MOUNT)
IM-BW
NRSA63J-0R0X
2SC2412K/QR/-X
2SA1037AK/QR/-X
MA111-X
MA3120/M/-X
DTC124EKA-X
DTA124EKA-X
2SC1740S/QR/-T
2SA933AS/QR/-T

VD-

V_PR

H_PR

BSO

GND

TECT

STBY_5V

P_ON/OFF

A_GND

A_C_VCC

GND

32V

GND

ABL

H_PULSE

VD+

EW_DRIVE

H_DRIVE

GND

L_SUB

L_OUT

R_OUT

GND

ALC

GND

A_MUTE

GND

SC_YS2

GND

32V

TU2_AFC

TU2_SW1

TU2_SW0

TV1

LTV1

TXT_CV

CV_A/D

SCL2

PIP_V

M_C

M_CV/Y

V_LINK

SC_YS1

SC_R1

SC_G1

SC_B1

VTV1

RGBGND

NOTE

1.6V

4.8V

3.8V

4.2V

8.9V

3.6V

3.1V

3.6V

3.7V

4.4V

4.9V

32V

4.4V

1.9V

2.3V

0.2V

0.8V

7.9V

3.1V

4.9V

3.8V

4.2V

3.6V

0.8V

3.5V

1.9V

3.7V

4.8V

0.2V

3.7V

0.2V

3.7V

0.2V

3.7V

2.3V

3.7V

1.3V

-1.1V

3.6V

3.5V

3.2V

3.1V

3.6V

4.9V

3.3V

3.4V

3.3V

3.1V

2.3V

7.2V 7.2V 6.4V 6.4V

5.9V 6V

5.6V 5.6V 12V

4.8V

4.2V

0.4V

11V

8.9V

11.4V

4.9V 3.6V 3.6V 3.9V 0V

4.3V

0.1V

7.9V

3.4V

3.1V

3.2V

3.1V

0.6V 0.6V 0.6V 0.8V

3.1V

3.6V

3.5V

3.1V

0.2V

3.1V

1.7V

2.3V

1.5V

2.9V

1.2V

0.3V

1.1V

3.1V

0.2V

2.5V

1.5V

2.5V

2.9V

0.8V

3.1V

0.5V

-0.1V

6.2V 2.9V 2.9V0V 1.5V 1.5V

5.6V

12V

1.5V 1.5V 2V

(1/2)

DEFFERENCE LIST

Summary of Contents for AV28CH1EUB

Page 1: ...APAN LTD Mar 2002 AV28CH1EUS AV28CH1EUB CONTENTS SPECIFICATIONS 2 SAFETY PRECAUTIONS 4 FEATURES 5 MAIN DIFFERENCE LIST 5 SPECIFIC SERVICE INSTRUCTIONS 6 SERVICE ADJUSTMENTS 12 PARTS LIST 31 STANDARD CIRCUIT DIAGRAM 2 1 SERVICE MANUAL COLOUR TELEVISION BASIC CHASSIS MF ...

Page 2: ...12W Avg standby 2 8W Aerial Input Term 75Ωunbalanced Coaxial Picture Tube Visible size 66cm Measured diagonally High Voltage 30 0kV at zero beam current Speaker 10cm 3cm oval type 2 Audio Output 5W 5W EXT 1 EXT 2 EXT 3 Input Output 21 pin Euro connector SCART socket S Video Y 1Vp p POSITIVE Negative sync Provided when terminated with 75Ω C 0 3Vp p Burst signal when terminated with 75Ω EXT 4 Input ...

Page 3: ... impedance TV OUT LINE OUT NC 4 AUDIO GND 5 GND B 6 AUDIO L input 500mVrms Nominal High impedance 7 B input 700mVB W 75Ω NC 8 FUNCTION SW SLOW SW Low 0 3V High 8 12V High impedance 9 GND G 10 SCL3 NC NC 11 G input 700mVB W 75Ω NC 12 SDA3 NC NC 13 GND R 14 GND YS NC NC 15 R C input R 700mVB W 75Ω C 300mVP P 75Ω only R only C 16 Ys input Low 0 0 4 High 1 3V 75Ω NC NC 17 GND VIDEO output 18 GND VIDEO...

Page 4: ...nts or alternatives approved by the manufacturer of the complete product 7 Do not check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the ground frame and connecting the other end of the lead through a 10kΩ 2W resistor to the anode button 8 When service is requir...

Page 5: ...in their original language Users can make VCR dubbing of picture and sound by controlling the AV selector to select an optional source at the EXT 2 output shown in figure MAIN DIFFERENCE LIST Model Name Part Name AV28CH1EUS AV28CH1EUB FRONT CABINET ASSY LC10001 008C U LC10001 009B U DOOR LC20001 010A U LC20001 012A U POWER KNOB LC30104 010A U LC30104 012A U REAR COVER LC1003 009B U LC10003 010B U ...

Page 6: ...REMOVING THE SPEAKER After removing the rear cover 1 Remove the 2 screws marked as shown in Fig 1 2 Follow the same steps when removing the other hand speaker CHECKING THE PW BOARD To check the back side of the PW Board 1 Pull out the chassis Refer to REMOVING THE CHASSIS 2 Erect the chassis vertically so that you can easily check the back side of the PW Board CAUTION When erecting the chassis be ...

Page 7: ...4 AV28CH1EUS AV28CH1EUB 7 FRONT CABINET CRT SOCKET PWB FRONT CONTROL PWB POWER DEF PWB CLAW CLAW MAIN PWB CONTROL BASE CHASSIS REAR COVER Fig 1 AV TERMINAL BOARD SPEAKER AV SW PWB E B FBT MICON PWB 100Hz PWB A ...

Page 8: ...g steps The CRT change table should preferably be smaller that the CRT surface and its height be about 35cm COATING OF SILICON GREASE FOR ELECTRICAL INSULATION ON THE CRT ANODE CAP SECTION Subsequent to replacement of the CRT and HV transformer or repair of the anode cap etc by dismounting them be sure to coat silicon grease for electrical insulation as shown in Fig 6 Wipe around the anode button ...

Page 9: ...weezers and remove the chip part Transistors diodes variable resistors etc 1 Apply extra solder to each lead 2 As shown in the figure push the part with tweezers and alternately melt the solder at each lead Shift and remove the chip part Note After removing the part remove remaining solder from the pattern 2 How to install Chip parts Resistors capacitors etc 1 Apply solder to the pattern as indica...

Page 10: ...SYSTEM CONSTANT SET screen of Fig 2 will be displayed 4 Check the setting values of the SYSTEM CONSTANT SET of Table 1 If the value is different select the setting item with the FUNCTION UP DOWN key and set the correct value with the FUNCTION key 5 Press the MENU key to memorize the setting value 6 Press the INFORMATION key twice and return to the normal screen 5 Setting of receive channels Set th...

Page 11: ... BLUE BACK OFF ON SOUND SETTING INSTALL BASS TREBLE BALANCE LANGUAGE ENGLISH HYPER SOUND OFF EDIT MANUAL PRESET CH only The others BLANK SERVICE MENU SETING ITEMS TABLE 3 Setting item Setting value Setting item Setting value 1 IF 1 VCO 2 ATT ON OFF 4 DEF 1 V SHIFT 2 V SIZE 3 H CENT 4 H SIZE 5 TRAPEZ 6 EW PIN 7 COR PIN 8 COR UP 9 COR LO 10 ANGLE 11 BOW 12 V S CR 13 V LIN 2 V C 1 RGB BLK 2 WDR R 3 W...

Page 12: ...rting adjustment 5 If the receive or input signal is not specified use the most appropriate signal for adjustment 6 Never touch parts such as variable resistors transformers and condensers not shown in the adjustment items of this service adjustment 7 Preparation for adjustment presetting Unless otherwise specified in the adjustment items preset the following functions with the REMOTE CONTROL UNIT...

Page 13: ...DER SIDE TOP FRONT MAIN PWB POWER DEF PWB FRONT CN006 AV SEL PWB TU NER CN002 IC701 IC702 MEMORY W DEG 1pin B1 TP 91 2pin NC 3pin NC 4pin NC 5pin GND 5 1 X FRONT CONTROL PWB FRONT HV SCR EEN FOCUS1 TP 47B CN014 CN008 CN001 SP R PW F901 POWERSW SP L F 100Hz PWB MICOM PWB TP 47R TP 47G FOCUS2 HVT ...

Page 14: ...UBTITLE 100 120Hzi COMPRESS Fixed value 100 120Hzi 5 5 VSM PRESET This mode adjusts the initial setting values of COOL NORMAL and WARM VSM Video Status Memory 3 BASIC OPERATION OF SERVICE MENU 1 How to enter SERVICE MENU Press the INFORMATION key and the MUTING key of the REMOTE CONTROL UNIT simultaneously and the SERVICE MENU screen of Fig 1 will be displayed 2 Selection of SUB MENU SCREEN Press ...

Page 15: ... COR LO 10 A NGLE 11 B OW 12 V S CR 13 V LIN IF SER VICE MENU 1 VCO 2 ATT ON OFF 1 2 SELECT i EXIT SERVICE MENU 1 IF 2 V C 3 AUDIO 4 DEF 5 VSM PR ESET 6 STAT US 7 PIP OFF 8 9 SHIPPING O FF 0 BUS F REE 1 9 SELECT EXIT i 1 ERR L IMIT 2 A2 ID T HR AUDIO 3 AUDIO 1 ERR LIMIT 10H C_AD_BITS STORE i EXIT OK 1 IF VCO CO OL NO RMAL W AR M 5 VSM PRESET VSM PRESET NO RMA L 1 CONT STORE i EXIT OK 1 CONT 2 BRIG...

Page 16: ... one from 2 V C 3 AUDIO 4 DEF and 5 VSM PRESET FUNCTION UP DOWN Key Select setting items FUNCTION Set adjust the setting values of the setting items MENU Key Memorize the setting value Before storing the setting values in memory do not press the CH TV POWER ON OFF key if you do the values will not be stored in memory INFOMATION Key Return to the SERVICE MENU screen 3 Can not setting 6 STATUS 7 PIP...

Page 17: ...lunteer Remote control unit CRT anode Chassis GND 1 RGB BLK 1 Receive a any broadcast 2 Push the ZOOM key and select the FULL mode 3 Select 2 V C from the SERVICE MENU 4 Select 1 RGB BLK with function UP DOWN key 5 Press the function key to find the cut off screen Black screen 6 Connect a DC voltmeter to CRT ANODE and chassis GND 7 Make sure that the voltage is DC 31 0kV 8 Press the function key t...

Page 18: ...and stop where the CLOW status changes 1 to 0 CLOW control loopout of window VSM PRESET ADJUST SETTING Item Measuring instrument Test point Adjustment part Description Setting of VSM PRESET Remote control unit 1 CONT 2 BRIGHT 3 SHARP 4 COLOUR 5 HUE 6 WDR R 7 WDR G 8 WDR B 1 Select 5 VSM PRESET from the SERVICE MENU 2 Select COOL with the MENU key of the remote control unit 3 Adjust the FUNCTION UP...

Page 19: ...s The setting values which adjust the screen to the optimum condition can be different from the initial setting values Setting item Adjustment item Initial setting value 2 V C PAL SECAM NTSC 1 RGB BLK 2 WDR R 0 3 WDR G 0 4 WDR B Do not adjust 12 5 BRIGHT 0 6 CONTRAST 0 7 COLOUR 0 0 0 8 HUE 20 9 SHARP Do not adjust 7 11 VID AGC Do not adjust 0 12 SYC SLI 7 13 A MOVIE 1 ...

Page 20: ...hite balance is good Adjustment of SUB BRIGHT Remote control unit 5 BRIGHT 1 Receive any broadcast 2 Select 2 V C from the SERVICE MENU 3 Select 5 BRIGHT with the FUNCTION UP DOWN key 4 Set the initial setting value with the FUNCTION key 5 If the brightness is not the best with the initial setting value make fine adjustment until you get the best brightness 6 Press the MENU key and memorize the se...

Page 21: ...set value make fine adjustment until you get the best colour 6 Press the MENU key and memorize the set value SECAM COLOUR SECAM COLOUR 1 Receive a SECAM broadcast 2 Make fine adjustment of SECAM COLOUR in the same manner as for above NTSC 3 58 COLOUR 1 Input a NTSC 3 58MHz COMPOSITE VIDEO signal from the EXT terminal 2 Make similar fine adjustment of NTSC 3 58 COLOUR in the same manner as for abov...

Page 22: ...et the initial setting value of SECAM COLOUR with the FUNCTION key 3 Adjust SECAM COLOUR and bring the value of A in the illustration to the values as shown given billow Voltage difference between white W and blue B 4 Press the MENU key and memorize the setting value NTSC 3 58 COLOUR 1 Input a NTSC 3 58MHz COMPOSITE VIDEO signal full field colour bar with 75 white from the EXT terminal 2 Set the i...

Page 23: ... HUE 1 W hen NTSC 3 58 is set NTSC 4 43 will be automaticallyset at the respective values 8 HUE Method of adjustment using measuring instrument NTSC 3 58 HUE NTSC 3 58 HUE 1 Input a NTSC 3 58MHz COMPOSITE VIDEO signal full field colour bar with 75 white from the EXT terminal 2 Select 2 V C from the SERVICE MENU 3 Select 8 HUE with the FUNCTION UP DOW N key 4 Set the initial setting value of NTSC 3...

Page 24: ...000 0000 0000 7 COR PIN Corner Pin 005 0000 002 0000 8 COR UP Corner Pin correction Up side 003 004 005 0000 9 COR LO Corner Pin correction Low side 007 003 002 0000 10 ANGLE Angle correction 0000 0000 0000 0000 11 BOW Bow shaped distortion correction 0000 0000 0000 0000 12 V S CR Do not adjust Vertical height correction 007 0000 013 0000 13 V LIN Do not adjust Vertical Linearity 003 002 0000 0000...

Page 25: ...ey and memorize the set value Adjustment of V SIZE 2 V SIZE 7 Receive a cross hatch signal 8 Select 2 V SIZE and set the initial setting value 9 Adjust V SIZE and make sure that the vertical screen size of the picture size is in the bellow table 10 Press the MENU key and memorize the set value 11 Input a NTSC VIDEO signal 60Hz from the EXT terminal and make sure that the vertical screen size is in...

Page 26: ...reen size of the picture size is in the bellow table 20 Press the MENU key and memorize the set value 21 Input a NTSC VIDEO signal 60Hz from the EXT terminal and make sure that the horizontal screen size of the each ASPECT mode is in the below table 22 Press the MENU key and memorize the set value Adjustment of EW PIN 6 EW PIN 23 Select 6 EW PIN and set the initial setting value 24 Adjust EW PIN a...

Page 27: ... 32 Set the initial setting value of COR UP with the FUNCTION or key 33 Adjust COR UP and bring the straight line at the upper corner 34 Select 9 COR LO with the FUNCTION UP DOWN key 35 Set the initial setting value of COR LO with the FUNCTION or key 36 Adjust COR LO and bring the straight line at the low corner 37 Press the MENU key and memorize the set value 38 If the extream upper lower corners...

Page 28: ...value of 13 V LIN with the FUNCTION key 49 Select 12 V S COR with the FUNCTION UP DOWN key 50 Set the initial setting value of 12 V S COR with the FUNCTION key 51 Adjust 13 V LIN and 12 V S COR so that the spaces of each line on TOP CENTER and BOTTOM become uniform NOTE Do not adjust PANORAMIC SUBTITLE mode At first the adjustment in 100Hz FULL mode should be done then the data for the other aspec...

Page 29: ...ouch 3 AUDIOadjustment of the SERVICE MENU as it requires no adjustment If values had changed for the some reason set the initial values in the following table 3 AUDIO Do not adjust Setting item Variable range fixed value 1 ERR LIMIT 00H FFH 0AH 2 A2 ID THR 00H FFH 19H ...

Page 30: ...OUT R L POWER BASS LPF M_CV Y VTV1 TV OUT L TV RTV V1 L1 R1 YS SLOW1 V2 C2 R2 L2 OUT R2 OUT V2 OUT V3 Y3 C3 L3 R3 63 AV SW PWB M_C REMOCON S KEY 1 2 REMOCON RECEIVER FRONT CTRL PWB SDA2 SCL2 MICON PWB D931 T901 Q521 H OUT IC401 V OUT B1 FOCUS1 FOCUS2 EHV SCREEN IC402 EW V DRIVE H OUT SDA1 SCL1 100Hz PWB V DY H DY POWER DEF PWB B CRT VM COIL CRT SOCKET PWB SP R IC203 B OUT IC202 R OUT IC201 G OUT F...

Page 31: ...EY2 VD KEY3 REMOCON H P_DET TIMER_LED POW_ON OFF POW_ON OFF OSD_YS TU2_SW1 AGC TU2_SW0 TU2_AFC TU2_SW1 A_SUB_GND H P_L H P_GND SUBTITLE R_SUB A_SUB_GND R_SUB BBE_ON OFF H P_R H P_L BBE_BOOST YS2 S_CV TU1_AFC AV_LINK DATA MSP_RESET H P_GND SCL2 SDA2 SCL2 SDA2 H P_R YS2 AFC2 POW_ON OFF SCL1 TXT_CV AUDIO_MUTE YS2 AFC2 OSD_R AMP_MUTE CLOCK ECO_LED POW_ON OFF SDA1 SCL1 AV_LINK TU2_SW0 A MUTE SCP U100 Y...

Page 32: ...C637 X R622 X Q614 X C620 X R624 X R625 X R628 X IC602 X R621 X R653 X C608 X C619 X R630 X R641 X R629 X Q608 X C624 X C625 X R626 X C645 X R627 X D622 X R652 X D606 X C636 X D625 X C655 X D607 X D623 X D624 X C623 X C644 X R640 X D618 X D603 X D608 X R613 X R614 X R615 X C609 X MUTING Q613 X R616 X Q610 X R612 X Q609 X HS603 X R611 X INV Q611 X CN111 X C656 MSP3415DQGB3GHX MULTI SOUND PROCESSOR ...

Page 33: ...3 D541 3 3 OMF 1W R464 10k 1 R472 0 1 QCZ0120 104Z C464 H OUT 2SC5552 RL Q521 0 22 TF C503 0 011 QFZ0200 113 C522 5 6 1 2W R506 1 5k 1 2W R503 12k R502 EU2 T3 D552 100 16 QETN1CM 107Z C581 MY 560p 500 QCB32HK 561Z C555 X C915 X R466 X C504 V11CA C1 D521 1100p 1800VH QFZ0122 112 C521 BW R467 10 250 QEZ0472 106Z C461 2SA1208 ST Z1 T Q581 CEHP00N 001Q HS461 470 R501 1SS81 T5 D501 CE41832 001 K523 BSN...

Page 34: ...4 No 51944 7 AV28CH1EUS AV28CH1EUB AV28CH1EUS AV28CH1EUB 2 11 2 12 100Hz PWB CIRCUIT DIAGRAM 100Hz PWB SMF0Z005A U2 DEFFERENCE LIST V103BD SMF 0Z005A U2 SMF 0Z005A U2 SMF 0Z005A U2 SMF 0Z005A U2 SMF 0Z005A U2 ...

Page 35: ...3 0 R098 220 R158 1 5 L022 0 K003 0 K005 B B B B B D11 D3 D4 D10 D12 D2 A4 RD CSROM CKE CSSDRAM A15 A14 A13 A0 A1 A2 A3 A8 AA19 A8 A9 A10 A11 A12 A13 A14 A15 AA16 A0 D15 D15 D7 D14 D6 D13 D5 D12 D4 AA18 AA17 A7 A6 A5 A4 A3 A2 A1 D14 CSROM RD D0 D8 D1 D9 D2 D10 D3 D11 D13 D12 D11 D10 D9 D8 UDQM CLK CKE A9 A8 A7 A6 A5 A4 A3 A2 D0 D1 D2 D3 D4 D5 D6 D7 LDQM WR A15 A14 CSSDRAM A11 A10 A0 A1 AFC1 AFC2 A...

Page 36: ...716 001Z L012 X Y007 QMS3004 C01 HEADPHONE JACK J001 1k R021 X R007 0 1 NCB31CK 104X C021 47 25 QETN1EM 476Z C022 X Y008 0 Y009 1k R008 68P NDC31HJ 680X C005 3 LED SW Q003 220 R005 1k R022 330 R039 2 D011 4 LED SW Q002 QSW0619 003Z S003 QSW0619 003Z S002 QSW0619 003Z S001 T3 15AH QMF51D2 3R15J1 F901 QSW0824 001 S901 CHGH0001 0H N CN00W 3 LED SW Q004 CN0PW POWER CORD QMPK160 185 JC QQR1095 003 LF90...

Page 37: ...6 2 7k R225 SK001 EU01N T2 D205 100k QRL029J 104 R230 0 1 QFK62EK 104Z C211 470k 1 2S R239 10k R227 0 1 NCF31CZ 104X C205 2 7k R224 12k R101 10 250 QETN2EM 106Z C221 X R238 CH C201 100k QRL029J 104 R229 0 1 QFK62EK 104Z C210 BW R240 47 25 C207 X C217 180p CH C214 EU01N T2 D204 X D302 33 250 QETM2EM 336 C218 TP 47B TP E 0 022 MM QFZ0097 223 C219 H H H CN0SC 4 7k R104 1 5k 1 2S QRC121K 152Z R235 2 7...

Page 38: ...06 0 0047 C105 0 0047 C106 0 0047 C108 J001 75 R108 0 0047 C109 0 0047 C110 QQR0716 001Z L101 SC_B1 R1 SC_G1 SDA2 AV_LINK M_CV Y L1 SDA2 SCL2 V2_OUT SC_R1 M_C V2 Y2 SDA2 SCL2 V3 Y3 AV_LINK C2 SC_YS1 SCL2 R2 SLOW2 SLOW1 V4 RTV1 C3 L3 SLOW3 L2 R3 R1 TV_OUT SC_YS1 SLOW1 V1 V2_OUT 9V SLOW2 L2 R4 C3 L3 L4 L1 V2 Y2 TV_OUT V4 SC_G1 SC_B1 L4 R2_OUT L_SUB Y4 C4 R_SUB R4 Y4 R2 L2_OUT A MUTE L_SUB C4 R_SUB S...

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