LG 47LD500, Service Manual

Page: 37 / 130

CONFIDENTIAL – DO NOT COPY
Page 7-10
File No. SG-0362
S/PDIF interface
1. One SPDIF input
2. One SPDIF out
Digital TV (ATSC/Open-Cable) Demodulator
1. Compliant with ATSC digital television standard
2. Supports SCTE DVS-031 and ITU J.83 Annex B digital CATV standard
3. Accepts direct IF (44MHz or 43.75MHz) and low IF (5.38MHz)
4. NTSC interference rejection capability
5. Passes all Brazil fading channel ensembles
6. Meets all ATSC/A74 requirements
7. Excellent adjacent and co-channel rejection capability, only a single SAW is require
8. Dual digital AGC controls for IF and RF, respectively
9. Full-digital frequency offset recovery with wide acquisition range +/- 500KHz for ATSC and +/-250
KHz for CATV reception
10. EIA/CEA-909 antenna interface, both mode A and B are supported
Digital TV (DVB-T) Demodulator
1. Compliant with ETSI 300 744 DVB-T, Unified Nordig and DTG performance specifications
2. Suitable for single Frequency Network (SFN) operation
3. Support 2K, 8K modes
4. Support QPSK, 16, 64 QAM constellations
5. 1/4, 1/8, 1/16, 1/32 Guard interval
6. Support hierarchical & non-hierarchical modes
7. Accept 6, 7, 8 MHz channel bandwidth
8. Co-Channel interface (CCI) rejection capability
9. Adjacent Channel interface (ACI) rejection capability
10. Automatic mode detection
11. Excellent Doppler performance
12. Support code rate 1/2 ,2/3 ,3/4, 5/6, 7/8
13. Dual digital AGC control for IF and RF respectively