SAMSUNG 797DF Schematic Diagram

1. RESISTANCE IS SHOWN IN OHM K=1000, M-1000000.

CC:R-COMPOSITION

FOR SAFETY AND SHOULD BE REPLACED ONLY WITH

RATED VOLTAGE OF CONDENSER NOT NOTED IN

PRECAUTION, PRODUCT SAFETY NOTICE".

AC90V~AC264V

MATTERS THAT DEMAND SPECIAL ATTENTION IS FOLLOWING

17"=BH26-00172B

8S0965

OR SPECIFIED IN THE PARTS LIST. BEFORE REPLACING

MPP : C-METAL POLYPROPYLENE

CAPACITANCE IS SHOWN PF. 1UF=1000000PF.

GROUND (SYMBOL ) AND SECONDARY CIRCUIT.

MO:C-MONOLYTIC

CRITICAL COMPONTS ALL PARTS SHOWN IN THE SHADED

GROUND (SYMBOL ) AND PRIMARY CIRCUIT.

2. DRAWING A NUMEROUS MEASUREMENT OF THIS MONITOR

QUE PAR DES PIECES RECOMMANDEES PAR LE FABRICANT CONSULTER

PRIMARY GROUND

Jumper for

THE PRIMARY VOLTAGE IS READ WITH SSVM FROM

19"=BH26-00172A

LE17*/19I*

DELL(M993)

1.2UH

EYE1.5

1. THE AREAS MARKED WITH A IN THE SCHEMATIC

GND

CRITICAL COMPONENTS ONLY WITH MANUFACTURERS

PP:C-POLYPROPYLENE

WARNING:

DUCT SAFETY NOTICE".

FU:R-FUSIBLE

OMBREES DU SCHEMA SONT CRITQUEPOUR LA SECURITE DE LAPPAREIL

LA NOMENCLAYURE DES PIECES POUR TROUVER."

IN

2. CAPACITANCE IS SHOWN UF AND NOT NOTED

3. ABBREVIATION AND SYMBOL

L78M05

AC INPUT

EYE1.5

"THIS EQUIPMENT CONTAINS SAFETY

DIAGRAM IS 1/6W.

1)DO NOT USE YOUR INSTRUMENT BETWEEN PRIMARY

WW:R-WIRE WOUND

TYPES IDENTICAL TO THOSE IN THE ORIGINAL CIRCUIT

OUT

DIAGRAM AND THE PARTS LIST DESIGNATE COMPONENT

G3SAB60

CAUTION

P:C-POLYESTER

INDICATED POINT TO PRIMARY GROUND ( ).

RECOMENDED PARTS LIST FOR EXACT REPLACEMENTS".

ANY OF THE COMPONENTS, READ CAREFULLY THE "PRO-

WARING: BEFORE SERVICING THIS CHASSIS,

INDICATED POINT TO SECONDARY GROUND ( )

MP:C-M.POLYESTER

POUR LA SECURITE TOUTESLES PIECES INDIQUEES DANS LES ZONES

NOTE

SECONDARY GROUND

D-COIL

MF: R-METAL FILM

WITHOUT NOTICE FOR FURTHER IMPROVEMENT.

T:C-TANTALIUM

2)DO NOT USE YOUR INSTRUMENT BETWEEN SECONDARY

AVERTTISSMENT: " CE RECEPTEUREST EQUIPE DE COMPOSANTS CRITIQUES

NE REMP LACER LE FABRICANT DONT LE FONCTIONNEMENT EST CRITITE

4.5ohm

RATED POWER OF RESISTOR NOT NOTED IN SCHEMATIC

SCHEMATIC DIAGRAM IS 50V.

5. THIS SCHEMATIC DIAGRAM IS SUBJECT TO CHANGE

WHICH HAVE SPECIAL CHARACTERISTICS IMPORTANT

READ "X-RAY RADIATION PRECAUTION,SAFETY

4. THE SECONDARY VOLTAGE IS READ WITH SSVM FROM

NPO:C-NPO

AREAS OF THE SCHEMATICARE SAFETY REPLACE SAFETY

MO:R-METAL-OXIDE

LEO PROJECT

C623
100nF

50V
MO

B

C

E

R628

KSC945-Y

Q624

1/6W

2.7K

EY602
EYE2.2

1

125V

2.2nF

C603

C609
100pF

1KV

50V

C611

1uF

EYE2.2

1

D608
1N4148

EY604

560
1/8W

R624

EYE2.2

EY603

1

ZD601

UZ39BSB

+12V

C613
100nF

100VMP

125V

2.2nF

C617

D626 31DF4

1/8W

4.7K

R608

VIDEO 5V

3.9K

R634

1/6W

DRAIN

1

F_B

4

GND

2

SYNC

5

3

Vcc

IC601

C633
220uF
100V

C605
220uF
450V

R607
27
1/2W

EYE1.5

EY608

1

+14V

500V

1nF

C619

IC621

D

G

S

12

34

L601

D624
UF4004

EY606

1

4.7K
1/8W

D603

R613

UF4007

D607
1N4148

MO

50V

100nF

C607

+12V

-14V

C610
1nF
50V

1KV

680PF

C630

1/6W

100

R610

3

IC621_Geom

R623

3.9K

1/6W

MO

3W

10K

R604

220uF

C629

63V

+6.3V

C627
1000uF
16V

1

GT6011GT602

50V

1nF

C634

215004MXF7

FH1

C626

16V

220UF

2N3904

Q601

B

C

E

E

TVR10G

D605

KSC945-Y

Q622

B

C

1/2W

300Kohm

R606

EYE1.5

EY607

1

220UF
16V

EYE2.2

1

C624

KSB1116-Y

B

C

E

EY601

Q625

2

3

4

D601

1

R612
10
1/2W

C616
100nF

50V
MO

1/4W

100

R622

CN601

slcon3p

1

2

3

275VAC

C602

150nF

MO

2W

56K

R603

MO

R631

3W

10

1N4148

D621

+14V_1

+5V

ZD602
UZ6.2BSB

C625

220UF

16V

D604
UF4007

R609

470

1/6W

R611
10K
1/8W

C614
47nF

100V
P

C628
220uF
100V

12

11

10

5

6

7

8

9

18

17

16

15

14

13

ER-3942

T601

1

2

3

4

+14V

JPS1275

12

3

SW601

MP

100V

10nF

C621

UF4004

D623

330K
1/2W

+80V

R602

C604

2.2nF
125V

C606
22uF
50V

EY621
EYE1.5

1

KA78R12

IC622

GND

3

Vc

4

Vin

1

Vout

2

330K

16V

1000uF

C622

1/2W

R601

1/2W

R605

300Kohm

EY605

1

C631
1000uF
16V

B

C

E

C618
33uF
50V

Q604

KSD1616-Y

22K
1/2W

R632

B

C

E

EY622
EYE1.5

1

Q621
KSC1008-Y

R629

1/6W

47K

50V

47uF

C615

10K

R626

321DF4D625

1/8W

HEAT_SINK_01

HS621

TH601

2

3

5

4

+14V_1

UU-1116

T602

1

1/8W

10K

R627

+40V

D628

UF1G

3

4

G5PA-1

RL601

1

2

500V

2.2nF

C608

UG2DD627

3

275VAC

150nF

C601

CN602

slcon3p

1

2

TVR10G

D606

BH62-00004A

HS601

+7V

B

BD601

SNAME

EY623

1

+14V_1

TH602

SCK-083

UG2D

D622

R621

1/4W

47

DEGAUSS

OFF2

OFF1

CLAMP

LE17IS/LE19IS/LE19IT 11-1

11 Schematic Diagrams

❈ This Document can not be used without Samsung’s authorization.

11-1 Main_1 Part Schematic Diagram

11 Schematic Diagrams

11-2 LE17IS/LE19IS/LE19IT

17"=0403-001327
19"=0403-000337

(With BNC)

VGND

GND

17"=20K

ISENSE

X-RAY

Delete

HEHT

19"=27K

HPOS

BNC_DSUB

OFF2

XOUT

M993s

Delete

H_SIZE

IIC_CLK

HS_OUT

KEY2(Power)

S3C863A

SCL

SDA

40V_Detect

VOUT

NC

LE17/19IS

HGND

X-Ray

524C80D81

H_LIN

VCAP

CLAMP

S2

ABL_Protect

STV9118

H/V_ADJ

(W/O BNC)

DDC_CLK

KEY1

S4

IIC_DATA

W_Protect

VEHT

OFF1

H_FOCUS

HSYNC

TILT

REGIN

V_MUTE

PLL2C

8MHZ

EWOUT

VS_IN

COMP

VCC

HOUT

BOUT

C0

VFOCUS

VCC

HS_IN

VSYNC

GND

S1

LED

DEGAUSS

XIN

R0

DDC_DATA

GND

HUNLOCK

VRB

(With BNC)

PLL1F

HREF

VCC

1.2uH

NC

GND

VAGC

ACL_ADJ

FC1

HFLY

VS_OUT

S_RASTER

RESET

S3

R230

100

1/6W

B

+5V

B

BD431

1.2UH,3.5*5.7MM

BD201

B

BD201

56 1/8WR232

Q404

KSA733-Y

B

C

E

20

21

22

23

24

25

26

14

40

15

41

16

42

17

18

19

35

10

36

11

37

12

38

13

39

30

5

31

6

32

7

33

8

34

9

1

27

2

28

3

29

4

C441
470pF
50V

IC201

P

C442
22nF
100V

1

2

3

4

5

+5V

CN203

slcon5p

R204

4.7K
1/8W

1/6WR231 270

1N4148

D202

P

100V

1nF

C439

D441
1SS244

100

R208

4.7M
1/6W

R215 1/6W

50V

C203

22pF

UZ6.2BSB

R402

1/8W

1.2K

ZD223

50V

1uF

C209

1/6W

100

R213

R244

1/8W

4.7K

C201

50V

100nF

150K

R436

1/6W

16V

C438

47uF

UZ6.2BSB

ZD226

1/8W

4.7K

R211

DDC5V

C208

1uF
50V

1/8W

4.7K

R203

R530

1/8W

1K

+12V

R219 1/6W100

4.7K

1/8W

R209

UZ6.2BSB

ZD221

4.7uF
50V

C260

C437

1uF 50V

1/8W

2K

R441

C

E

KSC945-Y

Q403

B

P100V

2.2nF

C440

R401
120K
1/6W

+6.3V

R218 47 1/6W

+12V

50V

22pF

C212

UZ6.2BSB

ZD222

D251
1N4148

100

1/6W

R223

1N4148D252

MF

1/4W

5K

R431

R234

1/6W

100

ZD202
UZ4.7BSA

50V

C205

100pF

16

7
8

9
10
11

12
13

14
15

CN205

1
2
3
4

5

6

slcon16p

R225

4.7K

1/8W

1/8W

4.7K

R226

1/8W

10K

R202

1/6W100R205

C207

0.22nF
50V

+5V

R227
10K

1/8W

MO

50V

820pF

C434

2.4KR217 1/6W

+12V

R207

5.1K
1/6W

16V

10uF

C401

UZ6.2BSB

ZD203

R243 100 1/6W

1/8WR224 10K

UZ6.2BSB

ZD225

1K

R235

1/8W

4.7KR2201/8W

D201 1N4148

100

C432

MP

63V

100nF

1

R242 1/6W

100 1/6W

slcon1p

CN210

100

R206

1/6WR214

BD203

B

1/8W56R233

VIDEO 5V

1/8W

R443
10K

R442

1/8W

27K

C435

P100V27nF

16V

470uF

C431

3

4

5

6

7

8

slcon8p

CN202

1

2

L218

0.47uH

+12V

+40V

100
1/6W

C331
150nF

100V
P

R241

ZD211

2.4K1/6W

UZ6.2BSB

DDC5V

R216

50V

1uF

C210

R438

MF

1/4W

27K

C206
1nF
50V

1/6W

68K

R435

P

C433

10nF

100V

+80V

R437

MF

1/4W

75K

R212

4.7K

1/8W

1uF

63V

MP

C332

MO

C530

100nF

50V

8

+5V

IC241

1
2
3

4

5

6

7

P

100V

150nF

C443

11

12

13

1

2

3

4

5

6

7

8

9

10

OP201

LTL102JGKHC

A

B

slcon13p

CN201

4.7uF

50V

C436

C204
22pF
50V

UZ6.2BSB

ZD224

R221 4.7K1/8W

+5V

R228

1/6W

1M

1/6W

6.8K

R222

R440

R236

1/6W 100

1/8W

1K

R433
90K

1/4W
MF

1/8W

R403

1.2K

18K

R439

MF

1/4W

C211
1uF
50V

1/8W

R432

2.2K

C202

10uF

16V

12

23

21

14

2

9

C333
47uF
16V

28

15

17

7

18

19

25

22

24

10

13

4

16

11

32

31

27

29

8

1

26

30

IC401

20

6

5

3

1/8W

4.7K

R210

UZ24BH

ZD201

R201

1/8W 1K

ZD205

UZ6.2BSB

1/6W

1M

R229

100V

1nF

1/8W

P

C444

X201

Q0Q1

R434

2.2K

HS_IN

LED

KEY2_P

KEY1

G1

VS_OUT

ABL

IICDATA

IICCLK

HS_OUT

AFC

HS_IN
VS_IN

DDC_CLK

DDC_DATA

S_RASTER

IICCLK

VS_IN

V_FOCUS

V_MUTE

LED

KEY1

KEY2_P

ABL

TILT
H_LIN

W_PROTECT

CLAMP

AFC

V_MUTE

H_SIZE

VS_OUT

HS_OUT

H-REF

V_OUT1

IICDATA

LED

HV_ADJ

H_SIZE

B_DRIVE

H_FLB

I_SENSE

H_DRIVE

X-RAY

DDC_CLK

DDC_DATA

S_RASTER

IICCLK

IICDATA

S2

S1

S3

S4

BNC_DSUB

OFF2

VS_OUT

HS_OUT

OFF1

H_FOCUS ABL

IICCLK

IICDATA

W_PROTECT

DEGAUSS

BNC_DSUB

15

16

8

9

1

❈ This Document can not be used without Samsung’s authorization.

11-2 Main_2 Part Schematic Diagram

LE17IS/LE19IS/LE19IT 11-3

11 Schematic Diagrams

8

IC401, #24

9

IC401, #23

16

3.16 V (IC201, #14)

CH1 P-P = 3.16 V CH1 RMS = 2.560 V

15

3.42 V (IC201, #13)

CH1 P-P = 3.42 V CH1 RMS = 2.500V

1

IC401, #28

CH1 P-P = 10.96 V CH1 RMS = 6.180 V