Samsung DP17LS/LT, DP15HS/HT manual Block

Page 59

DP15H*/DP17L*

VIDEO BOARD

8 Block

SIGNAL

VIDEO INPUT

 

 

 

 

H/V SYNC

VIDEO PRE-AMP

+OSD

IC101(KA2506)

IC104(KA2501)

VIDEO OUTPUT IC103(LM2437)

RGB - CUTOFF

QR, G,B01,02

G1

RGB

SOCKET

F

S

O

C

C

R

Diagrams

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UP, DOWN

 

 

 

 

 

 

 

 

BRIGHTNISS

 

 

 

 

 

 

 

 

CONTRASTER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PIN, TRAP

 

 

MCU

 

 

SIZE, POSI,

 

 

 

 

 

 

IC201

 

 

DEGA.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LED

 

 

 

 

 

 

 

 

POWER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MAIN BOARD

H-SYNC, V-SYNC

H-SYNC1

V-SYNC1

E/W_OUT

12C DATA

12C CLK

REG.

 

 

 

 

HEATER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TDA4859

 

 

 

KA2142

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H/V SIZE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VER. OUTPUT

 

 

 

VER. DY

 

 

 

 

 

 

REG.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC301

 

 

 

CN401

FROM IC401

 

HOR./VER.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PROCESSOR

 

 

 

HOR. DRIVE

 

 

 

H. D. T

 

 

 

 

 

VERTICAL

 

 

IC401

 

 

 

Q403

 

 

 

T401

 

 

 

 

 

FOCUS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

KSC5802

 

HOR. OUT

 

 

 

 

 

HOR. DY

 

 

 

 

 

 

 

 

 

 

 

 

 

Q404

 

 

 

 

 

CN401

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FROM MCU

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DYNAMIC FOCUS

 

 

 

 

S-COR.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T502

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U

E

H/V

E

 

S

 

N

 

 

 

 

FBT

-210V

 

 

 

T501

 

 

 

+30V

 

B(+)

 

 

ACL

+12V

 

CIRCUIT

 

 

FRONT CONTROL

BOARD

EPROM

IC202

24LC04

V-MUTE

S-CORRECTION PS-1(SUSPEND)

PS-2(POWER OFF)

HOR. LINEARITY

TILT

VER. BLANKING

G1

Q303

 

KSC945

 

 

TO VIDEO

 

+70V

 

+12V

 

+56V

CONTRAST

CONTROL

BRIGHTNESS

CONTROL

CONTRAST

CONTROL

BRIGHTNESS

CONTROL

8-1

TO D-COIL

ON THE CRT

AC INPUT

SOCKET

CN601

DEGAUSSING

BLOCK

RL601

LINE

FILTER

L601

POWER

PWM CONTROL

IC601C

BRIDGE

RETIFIER

SWITCHING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TRANS

 

 

 

+13V

 

 

+12V REGULATOR

 

 

 

 

 

PS-1, PS-2(From MCU)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T601

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-12V

 

 

VER.OUT & TILT CONTORL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+6.3V

 

 

HEATER VOLTAGE CONTROL

 

 

 

 

CRT HEATER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER-OFF MODE CONTROL

 

 

 

 

PS-2

 

 

 

 

 

 

 

 

 

Q607

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-210V

(FROM FBT)

Page 58 Page 60
Image 59
Page 58 Page 60
Contents Color Monitor Copyright Servicing the High Voltage VR and CRT PrecautionsSafety Precautions Product Safety NoticesElectrostatically Sensitive Devices ESD Precautions Servicing PrecautionsSpecifications Product SpecificationsSync Type Separate Pin AssignmentsIBM Vesa Timing ChartMemo Required Equipment Alignment and AdjustmentsAdjustment Conditions Before Making AdjustmentsSetup 2, Without Signal Generator Connecting the SoftJigCentering Display Control AdjustmentsStandard Modes Linearity LinearitySide Pincushion Adjustment Trapezoid AdjustmentPinbalance Adjustment Parallelogram AdjustmentColor Adjustments for 9300K Color AdjustmentsColor Coordinates Temperature Luminance Uniformity Check Focus AdjustmentColor Purity Adjustment For trained and experienced service technicians only No Power Supply TroubleshootingParts Level Troubleshooting Dpms Failure Correction Failure HDeflection FailureAbnormal HSize HLin. FailureInvariable HSize Tilt Failure Side Pin or Trap FailurePara. or Pin Balance Failure Size or Pos. Variation Failure Deflection FailureABL Failure High Voltage FailureDynamic Focus Failure No Video Micom Failure OSD Failure Degaussing Failure User Control FailureShut Down General TroubleshootingNo Picture Missing Color Visible Retrace Unsynchronized Image Misconvergence Purity Failure Poor FocusDP15HS Exploded View and Parts ListDP17LS Front Cover & CRT Ass’y DP15HS Chassis & Stand Ass’y DP15HS Rear Cover Ass’y DP15HS Front Cover & CRT Ass’y DP17LS Chassis & Stand Ass’y DP17LS Rear Cover Ass’y DP17LS Main PCB Parts Electrical Parts ListLoc. No CIS FBT FH1 Fuse ASSY,HEAT/SINK Carbon Metal Carbons Carbon Carbons Carbon Carbons Metal Carbon Fusible Carbons 17 ! 15 ! 17 ! 15 ! 17 ! 15 ! 17 AA,3.5x1.0x5.7mm,1500 Video PCB PartsLJP1 VID VID+H/S Others Different Parts List CDT Memo Block Block Diagrams Main PCB Wiring DiagramSmps Part Schematic Diagram Schematic DiagramsSchematic Diagrams Micom Part Schematic Diagram DP15H*/DP17L 10-4 10-3 H/V OSC & Vertical Part Schematic Diagram DP15H*/DP17L 10-6 Deflection Part Schematic Diagram DP15H*/DP17L 10-8 Video Part Schematic Diagram DP15H*/DP17L 10-10 10-11 DP15H*/DP17L Code No. BH68-00129A

DP15HS/HT, DP17LS/LT specifications

The Samsung DP17LS/LT and DP15HS/HT are modern digital displays designed for commercial and professional use, showcasing cutting-edge technology and versatile features that cater to a variety of applications. These models are part of Samsung’s commitment to innovation in display solutions, offering impressively vivid visuals and reliable performance.

One of the standout features of the DP17LS/LT and DP15HS/HT is their high-resolution display capabilities. The panels are engineered to deliver sharp and detailed images, making them ideal for advertising, information kiosks, and interactive displays. With a brightness level that exceeds industry standards, these models ensure visibility even in brightly lit environments, allowing content to stand out and capture attention effectively.

Both the DP17LS/LT and DP15HS/HT models are equipped with advanced LED technology, which not only enhances color accuracy and contrast but also provides energy efficiency. This makes them a sustainable choice for businesses looking to minimize their ecological footprint while maximizing visual impact. Moreover, the ultra-narrow bezels of these displays allow for a seamless multi-display setup, enabling businesses to create an immersive visual experience.

Another prominent characteristic is their user-friendly interface and connectivity options. The displays support multiple input types, including HDMI, DisplayPort, and USB, ensuring compatibility with a wide range of devices and systems. This versatility simplifies integration into existing setups and allows for easy content management.

The DP17LS/LT and DP15HS/HT models also incorporate advanced cooling technology to maintain optimal performance during extended operation, minimizing the risks of overheating. This is particularly crucial for environments where displays are running continuously, such as retail stores and transportation hubs.

Furthermore, Samsung’s commitment to durability and longevity is evident in the design of these displays. Built with high-quality materials, they are resistant to wear and tear, ensuring that they remain operational even in high-traffic areas.

In conclusion, the Samsung DP17LS/LT and DP15HS/HT displays stand out as reliable solutions for businesses seeking high performance, vibrant visuals, and robust features. Their combination of cutting-edge technology and practical design makes them an excellent choice for a variety of commercial applications, where quality and efficiency are paramount.
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