The LC370WUN is a Color Active Matrix Liquid Crystal Display with an integral External Electrode
Fluorescent Lamp(EEFL) backlight system. The matrix employs a-Si Thin Film Transistor as the active
element. It is a transmissive display type which is operating in the normally black mode. It has a 37 inch
diagonally measured active display area with WUXGA resolution (1080 vertical by 1920 horizontal pixel
array). Each pixel is divided into Red, Green and Blue sub-pixels or dots which are arrayed in vertical stripes.
Gray scale or the luminance of the sub-pixel color is determined with a 10-bit gray scale signal for each dot.
Therefore, it can present a palette of more than 1.06B (true) colors.
It has been designed to apply the 10-bit 2-port LVDS interface.
It is intended to support LCD TV, PCTV where high brightness, super wide viewing angle, high color gamut,
high color depth and fast response time are important.
+12.0V
LVDS
2Port
AI En
Ext Vbr
Vbr out
+24.0V, GND, VBR-A, VBR-B
CN1
(51pin)
General Features
EEPROM
SCL
SDA
Timing Controller
Power Circuit
Block
Inverter(Master)
37 inches(940.091mm) diagonalActive Screen Size
877(H) x 516.8 (V) x 55.5 mm(D) (Typ.)Outline Dimension
0.42675 mm x 0.42675 mmPixel Pitch
1920 horiz. by 1080 vert. Pixels, RGB stripe arrangementPixel Format
Total 133.28W (Typ.) (Logic=8.28 W, Inverter=125W [VBR-A=1.65V] ) Power Consumption
9.0Kg (Typ.) Weight
Transmissive mode, Normally blackDisplay Mode
Hard coating(3H), Anti-glare treatment of the front polarizer (Haze 13%)Surface Treatment
4 /32
LC370WUN
Product Specification
2. Absolute Maximum Ratings
The following items are maximum values which, if exceeded, may cause faulty operation or damage to the
LCD module.
Table 1. ABSOLUTE MAXIMUM RATINGS
Value
ParameterRemark
Symbol
Unit
MaxMin
Power Input
Voltage
LCM
Backlight inverter
Brightness Control Voltage
Operating Temperature
Storage Temperature
Operating Ambient Humidity
Storage Humidity
LCD
BL
BR
OP
ST
OP
ST
+14.0+8.0V
+27.0+22.8V
+5. 25-0.3VON/OFFON/OFF Control Voltage
+5.00V
+500T
+60-20T
V
V
V
°C
°C
%RH9010H
%RH9010H
Note : 1. Temperature and relative humidity range are shown in the figure below.
Wet bulb temperature should be 39 °C Max. and no condensation of water.
2. Gravity mura can be guaranteed under 40℃condition.
90%
60
60%
DC
DC
DC
DC
at 25 ± 2 °CV
Note 1,2
Ver. 0.0
Wet Bulb
Temperature [°C]
20
10
0
10203040506070800-20
Dry Bulb Temperature [°C]
30
40
50
40%
10%
Storage
Operation
Humidity [(%)RH]
5 /32
LC370WUN
Product Specification
3. Electrical Specifications
3-1. Electrical Characteristics
It requires two power inputs. One is employed to power for the LCD circuit. The other Is used for the EEFL
backlight and inverter circuit.
Table 2. ELECTRICAL CHARACTERISTICS
Value
ParameterSymbol
Circuit :
Power Input Voltage
LCD
MaxTypMin
V
12.612.011.4V
DC
NoteUnit
I
Power Input Current
Power Consumption
Rush current
LCD
LCD
RUSH
Note : 1. The specified current and power consumption are under the V
condition whereas mosaic pattern(8 x 6) is displayed and fVis the frame frequency.
2. The current is specified at full white pattern.
3. The duration of rush current is about 2ms and rising time of power input is 1ms (min.).
White : 255Gray
Black : 0Gray
=12.0V, 25 ± 2°C, fV=60Hz
LCD
White : 255 Gray
1mA900690-
2mA1035795-
1Watt10.768.28-P
3A4.0--I
Ver. 0.0
Mosaic Pattern(8 x 6)
Full White pattern
6 /32
Product Specification
Table 3. ELECTRICAL CHARACTERISTICS (Continue)
LC370WUN
ParameterSymbol
Values
MaxTypMin
NotesUnit
Inverter :
Power Supply Input Voltage
Power Supply Input Voltage Ripple
Power Supply
After Aging
Input Current
Before Aging
Power Supply Input Current (In-Rush)
Power Consumption
Brightness Adjust
Input Voltage for
Control System
On/Off
Signals
Brightness Adjust
On
Off
IBL_A
IBL_B
V
BR-A
V
BR-B
Vdc25.224.022.8VBL
-
-
-PBL
TBD
(5.2)
TBD
(5.7)
TBD-
TBD-
TBD
(125)
TBD
TBD
TBD
TBD
Vdc3.31.650.0
Vdc0.80.0-0.3V off
ATBD--Irush
Vdc5.0-2.5V on
V
BR-A
V
BR-A
V
BR-A
V
BR-A
VBL= 22.8V
V
BR-B
V
BR-A
V
BR-A
1
1Vp-p0.5--
= 1.65V … 1A
= 3.3V … 1A
= 1.65V … 2A
= 3.3V … 2A
= 3.3V
= 1.65V
= 1.65V … 1WTBD
3V3.3-0
Lamp:
TsDischarge Stabilization Time
Life Time
4min3
5Hrs50,000
Notes :
1. Electrical characteristics are determined after the unit has been ‘ON’ and stable for approximately 120
minutes at 25± 2°C. The specified current and power consumption are under the typical supply Input voltage
24Vand Vbr(V
BR-A :
1.65V & V
BR-B
:3.3V), it is total power consumption.
The ripple voltage of the power supply input voltage is under 0.5 Vp-p. LPL recommend Input Voltage is
24.0V ± 5%.
2. Electrical characteristics are determined within 30 minutes at 25± 2°C.
The specified currents are under the typical supply Input voltage 24V.
3. Brightness Control.
This V
BR-B
Voltage control brightness.
V
BR-B
V
BR-B
Voltage
Function
.
Voltage
Function
Maximum Duty (100%)3.3VMinimum Duty (TBD%)0V
4. The brightness of the lamp after lighted for 5minutes is defined as 100%.
TSis the time required for the brightness of the center of the lamp to be not less than 95% at typical current.
The screen of LCD module may be partially dark by the time the brightness of lamp is stable after turn on.
5. Specified Values are for a single lamp which is aligned horizontally.
The life time is determined as the time which luminance of the lamp is 50% compared to that of initial value
at the typical lamp current (V
BR-A :
1.65V & V
BR-B
:3.3V), on condition of continuous operating at 25 ± 2°C
6. The duration of rush current is about TBD(2)ms.
Ver. 0.0
7 /32
LC370WUN
Product Specification
3-2. Interface Connections
This LCD module employs two kinds of interface connection, a 51-pin connector is used for the module
electronics and Master 14-pin connector is used for the integral backlight system.
3-2-1. LCD Module
- LCD Connector(CN1): FI-R51S-HF(manufactured by JAE)
- Mating Connector : FI-R51HL(JAE) or compatible
Table 4. MODULE CONNECTOR(CN1) PIN CONFIGURATION
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
DescriptionSymbolNo
1
2
3
4
5
6
7
8
9
GND
GND
RO0N
RO0P
RO1N
RO1P
RO2N
RO2N
GND
ROCLKN
ROCLKP
GND
RO3N
RO3P
RO4N
RO4P
Reserved
Ground
No ConnectionNC
No ConnectionNC
No ConnectionNC
No ConnectionNC
No ConnectionNC
‘H’ = JEIDA, ‘L’ = VESA LVDS Select
EXT_VBRVBR_Ext
VER_OUTVBR_OUT
“L”=OFF,”H”=ONDCR_EN
Ground
FIRST CHANNEL 0-
FIRST CHANNEL 0+
FIRST CHANNEL 1-
FIRST CHANNEL 1+
FIRST CHANNEL 2-
FIRST CHANNEL 2+
Ground
FIRST CLOCK CHANNEL C-
FIRST CLOCK CHANNEL C+
Ground
FIRST CHANNEL 3-
FIRST CHANNEL 3+
FIRST CHANNEL 4-
FIRST CHANNEL 4+
No connection or GND
No
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
-
Symbol
BIT SEL
RE0N
RE0P
RE1N
RE1P
RE2N
RE2P
GND
RECLKN
RECLKP
GND
RE3N
RE3P
RE4N
RE4P
Reserved
Reserved
GND
GND
GND
NC
VLCD
VLCD
VLCD
VLCD
-
‘L’ =8bit, ‘H’ =10bit(D)
SECOND CHANNEL 0-
SECOND CHANNEL 0+
SECOND CHANNEL 1-
SECOND CHANNEL 1+
SECOND CHANNEL 2-
SECOND CHANNEL 2+
Ground
SECOND CLOCK CHANNEL C-
SECOND CLOCK CHANNEL C+
Ground
SECOND CHANNEL 3-
SECOND CHANNEL 3+
SECOND CHANNEL 4-
SECOND CHANNEL 4+
No connection or GND
No connection or GND
Ground
Ground
Ground
No connection
Power Supply +12.0V
Power Supply +12.0V
Power Supply +12.0V
Power Supply +12.0V
Description
-
Note :
1. The pin no 44 is LCD Test option. “AGP” (Auto Generation LCM operates Pattern) or “NSB” (No Signal
Black) is case that LVDS signals are out of frequency or abnormal condition in spite of 12 volt power
supply. LPL recommends “NSB”. ( AGP : “VCC” or “OPEN” / NSB : “GND” )
2. All GND(ground) pins should be connected together to the LCD module’s metal frame.
3. All VLCD (power input) pins should be connected together.
4. All Input levels of LVDS signals are based on the IEA 664 Standard.
5. Specific pins(pin No. #1~#10) are used for internal data process of the LCD module.
If not used, these pins are no connection.
6. If DCR function should be enable(‘H’), 10th pin must be connected to serial resistor which value is under
1k ohm.
Ver. 0.0
8 /32
Product Specification
3-2-2. Backlight Inverter
Inverter Connector : S14B-PH-SMC
(manufactured by JST) or Equivalent
- Mating Connector : PHR-14 or Equivalent
Table 5. INVERTER CONNECTOR PIN CONFIGULATION
LC370WUN
NoteDescriptionSymbolPin No
1
2
3
4
5
6
7
8
9
10
11
12
13
14
BL
BL
BL
BL
BL
GND
GND
GND
GND
GND
V
BR-A
ON/OFF
VBR-
Status
B
Power Supply +24.0VV
Power Supply +24.0VV
Power Supply +24.0VV
Power Supply +24.0VV
Power Supply +24.0VV
Backlight Ground
Backlight Ground
Backlight Ground
Backlight Ground
Backlight Ground
Analog dimming voltage
DC 0.0V ~ 3.3V (Typ : 1.65V)
0.0V ~ 5.0VV
Burst dimming voltage
DC 0.0V ~ 3.3V
Normal : Upper 3.0V
Abnormal : Under 0.7V
Note : 1. GND should be connected to the LCD module’s metal frame.
2. If Pin #11 is open, VBR-A = 1.65V. When apply over 1.65V( ~ 3.3V)continuously,
its luminance is increasing however lamp’s life time is decreasing.
It could be usable for boost up luminance when using DCR (=Dynamic contrast ratio) function only.
4. Even though Pin #14 is open, there is no effect on inverter operating, The output terminal of inverter.
5. Each impedance of pin #11,12 and 13 is TBD[㏁], TBD[㏁], TBD[㏁]
1
2, 3
3
4
◆◆◆◆ Rear view of LCM
14
…
1
Ver. 0.0
PCB
…
9 /32
LC370WUN
Product Specification
3-3. Signal Timing Specifications
Table 6 shows the signal timing required at the input of the LVDS transmitter. All of the interface signal timing
should be satisfied with the following specification for normal operation.
Table 6. TIMING TABLE for NTSC (DE Only Mode)
Horizontal
Vertical
Frequency
Display Period
Blank
Total
DCLK
Horizontal
Vertical
Symbol
tHV
tHB
tHP
Symbol
fCLK
fH
fV
tclk-960-
tclk32014072
Lines-1080-tVVDisplay Period
Lines864510tVBBlank
Lines116611251090tVPTotal
KHz70.967.564.1
Hz636057
NoteUnitMaxTypMinITEM
2200/2tclk128011001032
NoteUnitMaxTypMinITEM
148.5/2MHz7874.2570.5
Table 7 shows the signal timing required at the input of the LVDS transmitter. All of the interface signal timing
should be satisfied with the following specification for normal operation.
Table 7. TIMING TABLE for PAL (DE Only Mode)
Symbol
NoteUnitMaxTypMinITEM
Horizontal
Vertical
Frequency
Display Period
Blank
Total
DCLK
Horizontal
Vertical
tHV
tHB
tHP
Symbol
fCLK
fH
fV
tclk-960-
tclk32014072
2200/2tclk128011001032
Lines-1080-tVVDisplay Period
Lines300270228tVBBlank
Lines138013501308tVPTotal
NoteUnitMaxTypMinITEM
148.5/2MHz7874.2570.5
KHz70.967.564.1
Hz52.55047.5
Note : The Input of HSYNC & VSYNC signal does not have an effect on normal operation(DE Only Mode).
The performance of the electro-optical characteristics may be influenced by variance of the vertical refresh rate.
Ver. 0.0
10 /32
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