55LV3730 (CHASSIS:LB12B) - LG TV Service Manual (repair manual). Page 4

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SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement.
1. Application range
This specification is applied to the LCD TV used LB12B
chassis.
2. Requirement for Test
Each part is tested as below without special appointment.
1) Temperature: 25 ºC ± 5 ºC(77 ºF ± 9 ºF), CST: 40 ºC ± 5 ºC
2) Relative Humidity : 65 % ± 10 %
3) Power Voltage
: Standard input voltage (AC 100-240 V~, 50/60 Hz)
* Standard Voltage of each products is marked by models.
4) Specification and performance of each parts are followed
each drawing and specification by part number in
accordance with BOM.
5) The receiver must be operated for about 5 minutes prior to
the adjustment.
3. Test method
1) Performance: LGE TV test method followed 
2) Demanded other specification 
- Safety : CE, IEC specification
- EMC : CE, IEC 
4. Model General Specification
No.
Item
Specification
Remarks
1.
Market
DTV & Analog
Middle East(PAL/DVB Market)
* DTV Region : Australia/New Zealand(AU), Singapore(SG), Indonesia(ID),
2.
Broadcasting system
1) PAL-B/G
* Australia/India : only PAL
2) PAL-D/K
3) PAL-I/I’
3) SECAM-DK, BG, I
4) DVB-T
3.
Receiving system
Analog : Upper Heterodyne
G
DVB-T
Digital : COFDM, QAM
- Guard Interval(Bitrate_Mbit/s)
1/4, 1/8, 1/16, 1/32
- Modulation : Code Rate
QPSK    : 1/2, 2/3, 3/4, 5/6, 7/8
16-QAM : 1/2, 2/3, 3/4, 5/6, 7/8
64-QAM : 1/2, 2/3, 3/4, 5/6, 7/8
4.
Video Input RCA (2EA) 
PAL, SECAM, NTSC
4 System : PAL, SECAM, NTSC, PAL60
Rear 1EA, AV gender jack 1EA
5.
Head phone out
Antena, AV1, AV3, Component1,
Component2, RGB, HDMI1, HDMI2,
HDMI3, HDMI4, USB1, USB2
6.
Component Input (2EA)
Y/Cb/Cr, Y/Pb/Pr
Rear 1EA, Gender 1EA
7.
RGB Input (1EA)
RGB-PC
Analog(D-SUB 15PIN)
8.
HDMI Input (4EA)
HDMI1-ARC
PC(HDMI version 1.3) Support HDCP
HDMI2
HDMI3
HDMI4
9.
Audio Input (5EA)
RGB/DVI Audio
L/R Input
Component1,2
AV1,2
10.
SDPIF out (1EA)
SPDIF out
11.
USB (2EA)
EMF, DivX HD, For SVC(download)
JPEG, MP3, DivX HD Plus
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