NL10276ac28_02L NEC, NL10276ac28_02L Datasheet

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NL10276ac28_02L

Manufacturer Part Number
NL10276ac28_02L
Description
TFT COLOR LCD MODULE
Manufacturer
NEC
Datasheet
http://www.sangise.com
三基电子有限公司
电话:0755-83791260
Document No. EN0456EJ1V0DS00 (1st edition)
Date Published December 1999 P
Printed in Japan
0755-83095883
DESCRIPTION
amorphous silicon TFT attached to each signal electrode, a driving circuit, a CRT interface board and a backlight.
NL10276AC28-02L has a built-in backlight with an inverter.
16 million colors simultaneously). Also, it has ultra wide viewing angle and multi-scan function. Therefore, we call
this module Super Fine TFT.
FEATURES
• Ultra-wide viewing angle and low reflection
• CRT interface board
APPLICATIONS
• Desk-top type of PC
• Engineering workstation
• Display terminals for control system
• Monitors for process controller
On Screen Display
NL10276AC28-02L is a TFT (thin film transistor) active matrix color liquid crystal display (LCD) comprising
The 36 cm (14.1 inches) diagonal display area contains 1024
Auto recognition of input signal:
Digital control: e.g. Brightness, Display Position
Free supply voltage sequence
Corresponding to DDCI and DDC2B
Corresponding to VESA DPMS
Regarding the use of OSD, please note that there is possibility of conflicts with a patent in Europe and the U.S.
Thus, if such conflict might happen when you use OSD, we shall not be responsible for any trouble.
Analog RGB signals, Synchronous signals (Hsync,
Vsyn, Composite)
Please confirm with the delivery specification before starting to design the system.
Multi-scan function, CRT interface board
The information in this document is subject to change without notice.
36 cm (14.1 inches), 1024
Full-color, Ultra-wide viewing angle,
DATA SHEET
• Multi-scan function: e.g. XGA, SXGA, XGA, SVGA,
• Incorporated edge type backlight (Four lamps into
• Lamp unit replaceable
NL10276AC28-02L
VGA, VGA-TEXT, MAC
two lamp holders, Inverter)
(note)
VESA : Video Electronics Standards Association
DPMS : Display Power Management Signaling
DDC1 : Display Data Channel 1
DDC2B: Display Data Channel 2B
768 pixels and can display full-color (more than
768 pixels,
TFT COLOR LCD MODULE
©
1999

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NL10276ac28_02L Summary of contents

Page 1

DESCRIPTION NL10276AC28-02L is a TFT (thin film transistor) active matrix color liquid crystal display (LCD) comprising amorphous silicon TFT attached to each signal electrode, a driving circuit, a CRT interface board and a backlight. NL10276AC28-02L has ...

Page 2

... TFT array glass substrate and a color filter glass substrate. After the driver LSIs are connected to the panel, the backlight assembly is attached to the backside of the panel. RGB (red, green, blue) data signals from a source system is modulated into a form suitable for active matrix addressing by the onboard signal processor and sent to the driver LSIs which in turn addresses the individual TFT cells ...

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... EXIT recognition LEFT RIGHT RESET MENUSEL DDB (+12 V) GNDB GND HS : Hsync CS : Composite synchronous signal Note: Neither GND nor GNDB is connected to frame. equipment. AIF AMP CLK Timing Controller OSD Control signal Control signal ON/OFF DC/DC converter Inverter These should be connected in customer ...

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SPECIFICATIONS GENERAL SPECIFICATIONS Item Module size Display area Number of dots Pixel pitch Dot pitch Pixel arrangement Display colors Weight ABSOLUTE MAXIMUM RATINGS Parameter Symbol Supply voltage Logic input voltage V In1 R,G,B input voltage ...

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ELECTRICAL CHARACTERISTICS (1) Logic, LCD driving, Backlight Item Symbol Supply voltage Logic input “L” voltage V IL Logic input “H” voltage V IH Logic output “L” voltage V oL Logic output “H” voltage V oH ...

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... Luminance control frequency (5) Ripple of supply voltage Please note that the ripple at the input connector of the module should be within the values shown in this table. It the ripple is beyond these values, the noise may appear on the screen. Acceptable range Note The acceptable range of ripple voltage includes spike noise. ...

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... RIGHT 19 7 LEFT 20 8 RESET GND 23 11 SEL DOWN Note 1: N.C. (No connection) must be open. NL10276AC28-02L Symbols Figure from socket view Vsync 1 2 GND HS/CS GND DDCCLK N.C. DDCDAT Symbols Figure from socket view EXIT 1 2 GND N.C. GND GND MENUSEL N ...

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... Pin No GNDB 10 5 GNDB 11 6 GNDB Note 1: N.C. (No connection) must be open. CN201 NL10276AC28-02L Symbols Figure from socket view GND 8 7 GND GND GND Symbols Figure from socket view N. N.C. N.C. N.C. N.C. Rear view 1 CN1 ...

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PIN FUNCTION Symbol I/O Logic HS/CS Input Negative Vsync Input Negative R Input – G Input – B Input – LEDON Output Positive LEDOFF Output Positive DDCCLK Input Positive DDCDAT Input/ Positive Output SEL Input Negative UP Input Negative DOWN ...

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... Note 1: This terminal becomes effective only when the value of Button Sel is 7. Detail of the functions is mentioned in INITIAL VALUE CHANGE FUNCTIONS. Note 2: Ground for system (GND) and backlight (GNDB) are not connected in the module. [OSD MENU SELECT] OSD menu type Hierarchical type ...

Page 11

Symbol I/O LEDON Output RN2306 (Toshiba) LEDOFF Or equivalent <Example of LED circuit> LCD module LEDON LEDOFF SEL UP DOWN EXIT RIGHT LEFT RESET NL10276AC28-02L Equivalent circuit Output Output R (330 ) LED R (330 ) SW Data ...

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INPUT SIGNALS INPUT SYNCHRONOUS SIGNAL This module is corresponding to the synchronous signals below. Auto recognition mode Separate synchronous signal mode (HS, Vsync) Composite synchronous mode Sync. On Green mode Power saving mode Note 1: Power saving mode corresponds to ...

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Note 1. Even if the preset timing is entered, a little adjustment of the functions such as Horizontal period, CLK- delay and display position, are required. The adjusted values are memorized in every preset No. Note 2. This module recognizes ...

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IMAGE> 1) SVGA mode (800 600) 2) VGA mode (640 480) 3) VGA text mode (720 400) (1) Hierarchical type (2) Toggle type 4) 832 624 MAC mode (832 624) 14 NL10276AC28-02L XGA (1024 768) Black display area Horizontal: ...

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... Follow the specifications of the IC when you write data. Then VCLK should be fixed on “H.” Please write a data into necessary addresses in advance when you use this function. Data “55H” in address “00H” and “FFH” in other address are already programmed when shipping. The input equivalent circuit diagram is as follow ...

Page 16

CONTROL FUNCTION ITEMS No. Form 1 Auto adjust 2 Brightness 3 Clock H. Size Clock Phase 4 Position H. Position V. Position 5 Contrast Color Level Information 8 ...

Page 17

FLOW CHART OF CONTROL FUNCTIONS (1) Hierarchical type (4 switches used for adjustment; SEL, UP, DOWN and EXIT) * For details, see INITIAL VALUE CHANGE FUNCTIONS – 6. Sel Data, Button Sel - Start (SEL): OSD opens MENU Auto Adjust ...

Page 18

MENU Auto Adjust Brightness Clock Position Contrast (DOWN) (UP) (UP), (DOWN) (UP), (DOWN) MENU Auto Adjust Brightness Clock Position Contrast (DOWN) (UP) 18 NL10276AC28-02L (UP), (DOWN)) (UP), (DOWN)) Reset Brightness (EXIT): Cancel (SEL): Initialize No Yes (EXIT): OSD ...

Page 19

OSD closes MENU Auto Adjust Brightness Clock (SEL) Position Contrast Contrast (DOWN) (UP Contrast W * (EXIT): OSD closes MENU Color Level Information OSD Position (SEL) Config All Reset Color Level (DOWN) (UP) ...

Page 20

MENU Color Level Information OSD Position Config All Reset (DOWN) (UP) * MENU Color Level Information OSD Position Config All Reset (DOWN) (UP) * MENU Color Level Information OSD Position Config All Reset (EXIT) 20 (SEL) (EXIT) ...

Page 21

Hierarchical type (7 switches used for adjustment; SEL, UP, DOWN, EXIT, LEFT, RIGHT and RESET) * For details, see INITIAL VALUE CHANGE FUNCTIONS – 6. Sel Data, Button Sel - Start (SEL): MENU open MENU Auto Adjust Brightness Clock ...

Page 22

MENU Auto Adjust Brightness Clock Position Contrast (DOWN) (UP) (EXIT) MENU Auto Adjust Brightness Clock Position Contrast (DOWN) (UP) Continue to next page 22 (LEFT), (RIGHT), (UP), (DOWN) Reset (EXIT): Cancel Brightness (SEL): Initialize ...

Page 23

OSD closes MENU Auto Adjust Brightness Clock (SEL) Position Contrast Contrast (DOWN) (UP Contrast W * (EXIT): OSD closes MENU Color Level Information OSD Position (SEL) Config All Reset Color Level (DOWN) (UP) ...

Page 24

Hf 60.0 kHz Vf 75.0 kHz * (EXIT): OSD closes MENU Color Level Information OSD Position Config All Reset OSD Position (DOWN) (UP) * (EXIT): OSD closes MENU Color Level Information OSD Position Config All Reset Sync ...

Page 25

Note 1: The value of the selected signals by LEFT, RIGHT, UP and DOWN key is continuously increased if the input signal is held for more than approx. one second. If it’s less than one second, the value is increased ...

Page 26

... Note 2: RESET signals initializes the value selected by SEL key. All reset function initializes all the values adjusted before. Note 3: No key input for more than five seconds shall be regarded as “Time out”. Note 4: EXIT is valid when connected to GND for more than approx. two seconds. 26 (UP), (DOWN) ...

Page 27

... The changed initial value becomes initial value in each preset timing, and is applicable when it is reset (including All Reset). • How to transpose to initial value change mode. Hierarchical type : Connect SET and UP to GND at the same time when OSD function is in “information” mode. Toggle type : Connect SEL to GND while SEL is connected to GND when OSD function is in “ ...

Page 28

... Data except Auto Adjust of 5. LCD Data are saved at the moment when it was returned in the extreme upper menu. But it is not kept when the power supply is cut off halfway. * All adjust value is returned to the NEC factory value when menu type is changed. * Evaluate compensation value of Par. Delay and Par No.5 LCD Data, and be decided. ...

Page 29

INFORMARION DISPLAY BY OSD 1. Power save : Frequency of horizontal, vertical synchronous signal is displayed for four seconds at the time of the Power Save mode switchover displayed when Horizontal synchronous signal frequency (Hf) and vertical ...

Page 30

INPUT SIGNAL AND DISPLAY POSITION - XGA STANDARD TIMING - Pixels D (0,0) D (0,1) D (1,1) D (1,0) D (2,0) D (2,1) • • • • • • • • D (767,0) D (767,1) tvp Vsync Hsync XGA mode ...

Page 31

OPTICAL CHARACTERISTICS Item Symbol Contrast ratio CR Luminance Lvmax Luminance uniformity Reference data Item Symbol Contrast ratio CR Color gamut Viewing angle range R ...

Page 32

Note 4. Luminance uniformity is calculated by using the following formula. Luminance uniformity = The luminance is measured at near the five points shown below. Row Note 5. Definitions of viewing angle are as follows. –x –y Note 6. Definitions ...

Page 33

RELIABILITY TEST Test item High temperature/humidity operation Heat cycle (operation) Thermal shock (non-operation) Vibration (non-operation) Mechanical shock (non-operation) ESD (operation) Dust (operation) Notes 1. Display function is checked by the same condition as LCD module out-going inspection. 2. Physical damage. ...

Page 34

... LCD module should be avoided the surface of polarizer is very soft and easily scratched, use a soft dry cloth without chemicals for cleaning not pull the interface connectors in or out while the LCD module is operating. e) Put the module display side down on a flat horizontal plane. f) Handle connectors and cables with care ...

Page 35

Other cautions a) Do not disassemble and/or reassemble LCD module not readjust any variable resistors or switches in the module. c) When returning the module for repair or etc., please pack the module properly to avoid any ...

Page 36

OUTLINE DRAWINGS Front View (Unit in mm) ±0.3 32 ±0.7 ±0.3 9 ±0.5 255 OPENING) (BEZEL ±0.3 219 ±0.3 200 100 AREA) (ACTIVE 214.27 ±0.3 200 Data Sheet EN0456EJ1V0DS00 NL10276AC28-02L 5 16.2 10.8 20.8 TYP 22 ...

Page 37

Rear View (Unit in mm) 24 16.2 8 13.8 CN1 1 ±1 54.5 ±1 153 20 14.3 7 ± 223 13.2 CN3 CN5 ±1 199 152 231 ±1 117 1 11 CN201 14.3 ...

Page 38

NL10276AC28-02L Data Sheet EN0456EJ1V0DS00 ...

Page 39

NL10276AC28-02L Data Sheet EN0456EJ1V0DS00 39 ...

Page 40

... Specific: Aircrafts, aerospace equipment, submersible repeaters, nuclear reactor control systems, life support systems or medical equipment for life support, etc. The quality grade of NEC devices is "Standard" unless otherwise specified in NEC's Data Sheets or Data Books. If customers intend to use NEC devices for applications other than those specified for Standard quality grade, they should contact an NEC sales representative in advance ...

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