CPT CLAA370WA02 Specification

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Date : 2006.02.23

CPT TFT-LCD

CLAA370WA02

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ACCEPTED BY

TENTATIVE

APPROVED BY CHECKED BY PREPARED BY

TFT-LCD Product

Planning Management

General Division

Product Planning Management General Division

CHUNGHWA PICTURE TUBES, LTD.

1127 Hopin Rd., Padeh, Taoyuan, Taiwan 334, R.O.C.

TEL: [phone] FAX: [phone]

Doc.No: CLAA370WA02-Tentative-Ver 2.0-20060223 Issue Date: 2006/02/23

T- 3650002- 000- A NEW

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RECORD OF REVISIONS

Revision No. Date Description Page

Ver 1.0 2005/09/09 Preliminary specification first issued. --

Ver 2.0 2006/01/03

TBDШDefined.

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CONTENTS

1. OVERVIEW

1.1 General Information

1.2 Mechanical Information

2. ABSOLUTE MAXIMUM RATINGS

3. ELECTRICAL CHARACTERISTICS

3.1 TFT-LCD module

3.2 Power Sequence
3-3 Backlight Inverter Unit

4. INTERFACE PIN CONNECTION

4.1TFT LCD Module
4-2 LVDS Data Mapping

4.3 Inverter

5. INTERFACE TIMING(DE only mode)

5.1 Timing Specification

5.2 Timing Chart

5.3 Color data assignment

6. BLOCK DIAGRAM

6.1 TFT LCD Module

6.2 Backlight Unit

7. MECHANICAL SPECIFICATION

7.1 Front side

7.2 Rear side

8.OPTICAL CHARACTERISTICS

3

4

5

10

13

15

16

18

9.RELIABILITY TEST CONDITIONS

9.1 Temperature and Humidity

9.2 Shock & Vibration

9.3 Judgment standard

10. HANDLING PRECAUTIONS FOR TFT-LCD MODULE

12.1 Assembly Precautions

12.2 Operating Precautions

12.3 Precautions With Electrostatics

12.4 Storage Precautions

12.5 Safety Precautions

12.6 Others

23

24

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1. OVERVIEW

CLAA370WA02 is 37” color (94.03cm) TFT-LCD (Thin Film Transistor Liquid Crystal Display)
module composed of LCD panel, LVDS driver ICs, control circuit and backlight. By applying 8
bit digital data, 1366*768, 16.7 million-color images are displayed on the 37” diagonal screen.
Inverter for backlight is included in this module. General specification are summarized in the
following table:

1.1 GENERAL INFORMATION

ITEM SPECIFICATION UNIT

Display Area 819.6(H) × 460.8(V) (37.0 inch diagonal) mm

Number of Pixels 1366(H) × 768(V) 16:9

Pixel Pitch 0.6(H) × 0.6(V) mm

Bezel Opening Area 826.6 x 467.8 mm

Color Pixel Arrangement RGB Vertical Strip

Display Mode Normally Black

Number of Colors 16.7M (8bits) color

Surface Treatment Hard coating: 3H

Total Module Power 140 (B/L with inverter 130W at 5.0mA) W

1.2 MECHANICAL INFORMATION

ITEM MIN TYP. MAX. UNIT

Horizontal(H) 876.0 877.0 878.0 mm

Module

outline

dimension

Vertical(V) 515.8 516.8 517.8 mm

without inverter 44.3 45.3 46.3 mm

Depth(D)

with inverter 54.1 55.1 56.1 mm

Module Weight - 8600 - g

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2. ABSOLUTE MAXIMUM RATINGS

The following are maximun values which, if exceeded, may cause faulty operation or damage
to the panel module.

ITEM SYMBOL MIN. MAX. UNIT REMARK

Power Supply Voltage For LCD VCC -0.3 14.0 V
Input voltage of inverter VBL -0.3 27 V
Inverter dimming VDIM -0.3 5.5 Vdc
Backlight on/off

Operation Ambient Temperature
Storage Temperature

[Note1] The relative temperature and humidity range are as below sketch

Humidity 85%RH without condensЉ ation.

Relative Humidity 90% (Ta 40 )ЉЉк, Wet Bulb Temperature 39Љк (Ta40)Њк

[Note2] If you use the product in a environment which’s over the definition of temperature and

humidity too long,it will effect the result of visual inspecfion.

BLON -0.3 5.5 Vdc

V

T

op

0 50 к *1) *2) *3)

Tstg -20 60 к *1) *2)

[Note3] If you operate the product in normal temperature range, the center surface of panel

should be under 60 .к

ˌ˃ʸ

-20

0

˃ʳ

ˉ˃

Wet Bulb
Tem

erature [C]ʳ

ˇ˃

ˆ˃ʳ

˅˃ʳ

˄˃ʳ

˄˃ʳ ˅˃ʳ ˆ˃ʳ ˇ˃ ˈ˃ ˉ˃ ˊ˃

Dry Bulb Temperature [C

ˈ˃

ˉ˃ʸ

Storage

ˇ˃ʸ

O

eration

Humidity [(%)RH]

˄˃ʸ

ˋ˃

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3. ELECTRICAL CHARACTERISTICS

3.1 TFT-LCD MODULE

Ta=25к

ITEM SYMBOL MIN TYP MAX UNIT REMARK

LCD Power Supply Voltage VCC

Ripple Voltage Vrpd

Rush current Irush

White

LCD Power

Supply Current

Black

ICC

RGB stripe

LCD power consumption Pc

High input voltage of LVDS V

Low input voltage of LVDS V

IN+

IN-

nput common voltage of LVDS VCM

Input terminal resist of LVDS R

T

11.4 12.0 12.6

-- -- 100

-- -- 3

540

400

--

570

-- 6.84 --

-- -- 100

100 -- --

-- 1.25 -

-- 100 --

[Note 1] The module should be always operated within above ranges.

VCC-dip state:

V *1)

mVp-p VIN=+12.0V

A *2)

mA *3)

W

mV

mV

*4)

V

ohm

1) When 9V VCCЉ І11.4 V, td 10 ms.Љ

2) VCC Ї 11.4V, VCC-dip condition should also follow the VCC-turn-off condition.

[Note 2] Measure conditions:

VCC

9V 11.4V

td

+12V

0.9Vcc

0.1Vcc

GND

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1ms

Vcc rising time is 1 ms

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(High to low)

DC

+15V

DC

+12V

SW

(control

signal)

C1

1uF

VR1

47k

R1

47k

R2
1k

Q1

2SK1475

C2

0.01uF

Q2

2SK1470

FUSE

C3

1uF

VCC

LCD Module

Input

[Note 3] The specified power supply current is under condition at Vcc=12V, Ta=25+/-2к,

fv=60Hz, whereas a power dissipation check pattern below is displayed.

a. White pattern b. Black pattern c. RGB Stripe pattern

ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ

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[Note 4] LVDS signal definition:

VID = VIN

– VIN-, VCM =Ϧ

+

Ψ

VCM+–VCM-Ψ,

VID = Ϧ ΨVID+–VID-Ψ, VID+ =ΨVIH+–VIH-Ψ,

VID- = ΨVIL

–VIL-Ψ, VCM = ( VIN++VIN- ) / 2,

+

VCM+ = ( VIH++VIH- ) / 2,VCM- =( VIL++VIL- ) / 2

VIN+: Positive differential DATA & CLK input

VIN-: Negative differential DATA & CLK input

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3-2 POWER SEQUENCE

VCCΚ12V

90%

10%

Power Supply

(VCCΚ12V)

Interface Signal

(LVDS Data with H,Vsync

and DE)

90%

10%

T1 T4

T2 T3

T5

T6

BL on

Power Supply for

Backlight

Power Sequence Table

Value

Parameter

Unit

Min Typ Max

T1 1 --- 30 ms
T2 0 --- 50 ms
T3 0 --- 50 ms
T4 2000 --- ms
T5 1000 --- ms
T6 100 --- ms

[Note 1] Please avoid floating state of interface signal at invalid period.

[Note 2] When the interface signal is invalid, be sure to pull down the power supply of LCD

to 0V.

[Note 3] Lamp power must be turn off after power supply of LCD which the interface signal is valid.

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3-3 BACKLIGHT INVERTER UNIT

ITEM

SYMBOL

MIN TYP MAX UNIT REMARK

Lamp voltage VL -- 1400 -- Vrms IL=5.0mA

Lamp current IL 4.5 5 5.5 mArms *1)

Lamp life time LT 50000 -- -- hr *2)

Input voltage of inverter VBL 21.6 24 26.4 V *3)

IIN0 -- (5.7) -- *4)

Input current of inverter

IIN

-- (5.4) --

A

*5)

Lamp frequency FL 61.5 63.5 65.5 KHz *6)

Inverter dimming voltage VDIM 0 -- 5 Vdc *7)

Inverter duty ratio D 20 -- 100 % VDIM=5V(MAX.)

Inverter opening voltage Vopen 2300 -- 2700 Vrms

Backlight on /off

control voltage

ON 2.0 -- 5

V

OFF

BLON

0 -- 0.8

V

Power consumption

BLW0 -- (140) -- *4)

BLW -- (130) --

[Note 1] Lamp Current measurement method:

the average of 16 CCFLs’ lamp current as V

˜˸˸

˟˖˗ʳˠˢ˗˨˟˘

W

*5)

(The current meter is connected to low voltage end)

= 5V after power on for 30 minutes.

DIM

˔
˔
˔
˔
˔
˔
˔
˔
˔
˔
˔
˔
˔
˔
˔
˔

Take

[Note2] Definition of the lamp life time:

When lamp luminance redue to 50% or lower than its initial value.

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