LG 42LB550T Service Manual

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LGE Internal Use OnlyCopyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement .
1. Application range
This specification is applied to the LED TV used LB43B
chassis.
2. Requirement for Test
Each part is tested as below without special appointment.
1) Temperature: 25 °C ± 5 °C(77 °F ± 9 °F), CST: 40 °C ± 5 °C
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 about5 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 Specication Remarks
1. Market
Asia, Oceania, Africa, Middle East
(PAL/DVB Market)
2. Broadcasting system
1) PAL/SECAM-B/G/D/K/I
2) NTSC-M
3) DVB-T/T2
► DTV
LB43B/LB43M support DVB-T
LB43T support DVB-T//T2
3. Channel Storage ATV - 135EA, DTV - 1000EA
4. Receiving system
Analog : Upper Heterodyne
Digital : COFDM(DVB-T)
► DVB-T
- 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
► DVB-T2
- Guard Interval (Bitrate_Mbit/s)
1/4, 1/8, 1/16, 1/32, 1/128, 19/128, 19/256,
- Modulation : Code Rate
QPSK : 1/2, 2/5, 2/3, 3/4, 5/6
16-QAM : 1/2, 2/5, 2/3, 3/4, 5/6
64-QAM : 1/2, 2/5, 2/3, 3/4, 5/6
256-QAM : 1/2, 2/5, 2/3, 3/4, 5/6
5. Video(Composite Input) PAL, SECAM, NTSC 4 System : PAL, SECAM, NTSC, PAL60
6. Component Input Y/Cb/Cr, Y/Pb/Pr
7. HDMI Input
HDMI1-DTV/DVI
HDMI2-DTV/MHL
Support HDCP
8. SPDIF out SPDIF out Except 32”HD model
9. USB Input For My Media(Movie/Photo/Music List) and SVC
10. Headphone

LG 42LB550T Specifications

General

Brand	LG
Model	42LB550T
Category	LED TV
Language	English