Samsung LTN154BT02-001 Service Manual

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Surface type [ Anti-Glare ]

TO
DATE

: Apple / Quanta
: July. 17, 2007

SAMSUNG TFT-LCD

MODEL NO : LTN154BT02-001

SAMSUNG TFT-LCD

MODEL NO : LTN154BT02-001

SAMSUNG ELECTRONICS CO., LTD.

APPROVED BY :

PREPARED BY : LCD Development Team 3

Any Modification of Spec is not allowed without SEC’ permission

W. B. Youn

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CONTENTS

Revision History
General Description

1. Absolute Maximum Ratings

1.1 Absolute Ratings of environment

1.2 Electrical Absolute Ratings

2. Optical Characteristics

3. Electrical Characteristics

3.1 TFT LCD Module

3.2 Backlight Unit

4. Block Diagram

4.1 TFT LCD Module

4.2 Backlight Unit

5. Input Terminal Pin Assignment

5.1 Input Signal & Power

5.2 LVDS Interface

5.3 Backlight Unit

5.4 Timing Diagrams of LVDS For Transmitting

5.5 Input Signals, Basic Display Colors and Gray Scale of Each Color.

5.6 Pixel format

6. Interface Timing

6.1 Timing Parameters

6.2 Timing Diagrams of interface Signal

6.3 Power ON/OFF Sequence

7. Outline Dimension

8. General Precaution

-------------------( 3 )

-------------------( 4 )

-------------------( 5 )

-------------------( 7 )

-------------------( 10 )

-------------------( 13 )

-------------------( 14 )

-------------------( 19 )

-------------------( 21 )

-------------------( 23 )

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REVISION HISTORY

REVISION HISTORY

Tolerance of white color coordinate was changed.
13point uniformity was changed to 1.5max
Viewing angle was changed

7A01Jul. 17 2007

LTN154BT02-001 Model spec was approved.AllA00Apr. 27 2007

Brightness spec was adjusted to 300nit(typ)
Max. LED forward voltage was changed to 3.45V
Pin assignment was changed by Apple.

Pin#5 NC Æ VDD(+3.3V)

7
12
14

P01Apr. 05 2007

LTN154BT02-001 Model spec was issued first.AllP00Jan. 22, 2007

SummaryPageRevision No.Date

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GENERAL DESCRIPTION

DESCRIPTION

LTN154BT02-001 is a color active matrix TFT (Thin Film Transistor) liquid crystal display
(LCD) that uses amorphous silicon TFT as switching devices. This model is composed of a
TFT LCD panel, a driver circuit and a backlight system. The resolution of a 15.4" co ntains
1440 x 900 pixels and can display up to 262,144 colors. 6 O'clock direction is the Optimum

viewing angle.

APPLICATIONS

• Notebook PC

• If the usage of this product is not for PC application, but for others, please contact SEC

GENERAL INFORMATION

FEATURES

• Thin and light weight

• High contrast ratio, high aperture structure

• Wide XGA+ (1440x900 pixels) resolution

• Fast Response Time

• Low power consumption

• LED BLU Structure

• DE (Data enable) only mode.

• 3.3V LVDS Interface

• On board EDID chip

• Pb-free product

ARC150THaze 42, Hard-Coating 2HSurface treatment

Normally whiteDisplay Mode

mm0.23025(H) x 0.23025(V)Pixel pitch

RGB vertical stripePixel arrangement

pixel1440 x 900 ( 16 : 10, Wide XGA )Number of pixel

262,144Display colors

a-si TFT active matrixDriver element

mm331.56(H) X 207.23(V) (15.4”diagonal)Display area

NoteUnitSpecificationItem

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1. ABSOLUTE MAXIMUM RATINGS

1.1 ENVIRONMENTAL ABSOLUTE RATINGS

Mechanical Information

Note (1) Temperature and relative humidity range are shown in the figure below.

95 % RH Max. (40 °C ≥ Ta)
Maximum wet - bulb temperature at 39

O

C or less. (Ta > 40 °C ) No condensation

(2) 2ms, half sine wave, one time for ±X, ±Y, ± Z.
(3) 5 - 500 Hz, random vibration, 30min for X, Y, Z.
(4) At testing Vibration and Shock, the fixture in holding the Module to be tested have to be

hard and rigid enough so that the Module would not be twisted or bent by the fixture.

0

20

40

60

80

100

-40 -20 0 20 40 60 80

5

90

Operating Range

Storage Range

Relative Humidity ( %RH)

Temperature (

O

C)

450

6.1

222.5

344.5

Max.

g430-Weight

(1)mm5.8-Depth (D)

mm222.0221.5Vertical (V)

mm344.0343.5Horizontal (H)

Module

size

NoteUnitTyp.Min.Item

(3),(4)G2.41-VnopVibration (non-operating)

(2),(4)G240-SnopShock ( non-operating )

(1)°C500TOPR

Operating temperate

(Temperature of glass surface)

(1)°C60-20 TSTGStorage temperate

NoteUnitMax.Min.SymbolItem

( 40,90 )

( 50,50.4 )

( 60,27.7 )

Note (1) Measurement condition of outline dimension

. Equipment : Vernier Calipers
. Push Force : 500g ⋅f (minimum)

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1.2 ELECTRICAL ABSOLUTE RATINGS
(1) TFT LCD MODULE

(2) BACK-LIGHT UNIT

Note (1) Within Ta (25 ± 2 °C)

Note 1) Permanent damage to the device may occur if maximum values are exceeded

Functional operation should be restricted to the conditions described under normal operating conditions.

Ta = 25 ± 2 °C

V

DD =3.3V, VSS = GND = 0V

(1)VV

DD + 0.3VDD –0.3VDDPower Supply Voltage

(1)VV

DD + 0.3VDD –0.3VDDLogic Input Voltage

NoteUnitMax.Min.SymbolItem

(1)V3.62.8V

L

LED Voltage

(1)mA25-I

L

LED Current

NoteUnitMax.Min.SymbolItem

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2. OPTICAL CHARACTERISTICS

The following items are measured under stable conditions. The optical characteristics
should be measured in a dark room or equivalent state with the methods shown in Note (5).
Measuring equipment : TOPCON SR-3

* Ta = 25 ± 2 °C, VDD=3.3V, fv= 60Hz, fDCLK = 96.31MHz, IL = 19mA

-

Degrees

-

cd/m

2

msec

-

Unit

(6)1.5--δ

L

13 Points

White Variation

-6555φ

L

-6055φH

Ver.

-6560θ

H

-6560

CR ≥ 10

θL

Hor.

Viewing

Angle

0.3520.3290.306W

Y

0.3330.3130.293WX

White

0.1750.1450.115

B

Y

0.1850.1550.125

B

X

Blue

0.5850.5550.525

G

Y

0.3500.3200.290

G

X

Green

0.3750.3450.315

R

Y

(1), (5)

SR-3

0.6250.5950.565

R

X

Red

Color

Chromaticity

( CIE )

I

L=19mA

(1), (4)

-300270Y

L,AVE

Average Luminance
of White (5 Points)

(1), (3)2016-T

RT

Response Time at Ta

( Rising + Falling )

(1), (2),

(5)

-500450

Normal

Viewing

Angle

φ = 0
θ = 0

CR

Contrast Ratio

(5 Points)

NoteMaxTyp.Min.ConditionSymbolItem

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Note 3) Definition of Response time :

Note 1) Definition of Viewing Angle : Viewing angle range(10

≤ C/R)

Average Luminance of White ( Y

L,AVE )

YL4 + YL5 + YL7 + YL9 + YL10

YL,AVE =

5

Note 4) Definition of Average Luminance of White : measure the luminance of white at 5 points.

: test point

VIEW AREA

(200)
(400)

(600)

(lines)

(320) ( 640) (960)

7

5

4

9

10

6 O’clock
direction

Normal Line

θ L

θ R

φ H

φ L

12 O’clock
direction

θ

R

=90

o

θ

L

=90

o

φ = 0

o

,

x

x'y'

y

θ = 0

o

φ

H

= 90

o

φ

L

= 90

o

Display data

Black(TFT ON)

White(TFT OFF) White(TFT OFF)

Optical
Response

100%

90%

10%

0%

TR

TF

Time

CR =

CR(4) + CR(5) + CR(7) + CR(9) + CR(10)

Note 2) Definition of Contrast Ratio (CR) : Ratio of gray max (Gmax) ,gray min (Gmin)

at 5 points(4, 5, 7, 9, 10)

5

Points : , , , , at the figure of Note (6).

4 9

10

7

5