LG 42PN4500-SA Service Manual page 34

Front End (ATSC/ISDB-T/DVB-T)
5. L13
Use 3ea PCB for each tuner and apply different circuit option and tool option
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Only for training and service purposes
ATSC
KOREA/USA
DVB-T
COLOMBIA/ PANAMA
ISDB-T
Brazil/Chile/Peru
Ecuador/COSTARICA
Tool option3
-USA
TUNER : SI2158
DEMOD : ATSC-S7
Tool option4
-KOREA
Digital Demod : ATSC_7
Digital DemodS : NO_DEMOD_S
Analog Demod : MSTAR_58
Tool option4
-COLOMBIA/PANAMA
Digital Demod : DVB_S7
Digital DemodS : NO_DEMOD_S
Analog Demod : SI2176
Tool option4
-Brazil/Chile/Peru/Ecuador/COSTARICA
Digital Demod : ISDB_TC90527
Digital DemodS : NO_DEMOD_S Di it l D dS NO DEMOD S
Analog Demod : SI2178
ATSC Tuner Area
DVB-T Tuner Area
ISDB-T Tuner Area
LGE Internal Use Only