LHT 754 Home Theater in a Box Training
Contents
Table of conTenTs
SPECIFICATIONS .................................................................................................................
OPERATION ..........................................................................................................................5
FRONT PANEL/REAR PANEL .................................................................................5
REMOTE CONTOL ..................................................................................................6
INSTALLATION AND SETUP ...................................................................................7
HDMI CONNECTION .............................................................................................0
LANGUAGE MENU ................................................................................................
DISPLAY MENU .....................................................................................................3
AUDIO MENU .........................................................................................................4
LOCK ......................................................................................................................7
OTHERS .................................................................................................................8
CIRCUIT DESCRIPTIONS ...................................................................................................9
MAIN BLOCK DIAGRAM ........................................................................................9
POWER KEY CIRCUIT DIAGRAM .........................................................................0
SMPS (POWER) CIRCUIT DIAGRAM ....................................................................
POWER INTERFACE CIRCUIT DIAGRAM ............................................................
MAIN MICOM CIRCUIT DIAGRAM .........................................................................3
SERVO CIRCUIT DIAGRAM ...................................................................................4
I/O SECTION DIAGRAM .........................................................................................5
MIC/USB/PTB CIRCUIT ..........................................................................................6
TIMER CIRCUIT DIAGRAM ....................................................................................7
HDMI CIRCUIT DIAGRAM ......................................................................................8
XM READY CIRCUIT DIAGRAM .............................................................................9
MPEG CIRCUIT DIAGRAM .....................................................................................30
DSP CIRCUIT DIAGRAM ........................................................................................3
AMP CIRCUIT DIAGRAM ........................................................................................3
WAVEFORMS ..........................................................................................................33
TROUBLESHOOTING ...........................................................................................................46
POWER SUPPLY .....................................................................................................46
FRONT CIRCUIT (/) .............................................................................................47
FRONT CIRCUIT (/) .............................................................................................48
AMP PROTECTION .................................................................................................49
SYSTEM OPERATION FLOW .................................................................................50
TEST & DEBUG .......................................................................................................5
AUDIO MICOM CIRCUIT (DVD & AMP) ..................................................................57
DISASSEMBLY .....................................................................................................................58
WIRING DIAGRAM ..................................................................................................58
EXPLODED VIEW (MAIN FRAME) .........................................................................59
EXPLODED VIEW (DECK MECHANISM) ...............................................................60
Summary of Contents for LHT754 - Home Theater System
Page 1: ...LG TRAINING MANUAL LHT754 Home Theater Fall 2007 ...
Page 6: ...LHT 754 Home Theater in a Box Training Operation operation Front Panel Rear Panel ...
Page 49: ...LHT 754 Home Theater in a Box Training 48 Troubleshooting Troubleshooting FRONT CIRCUIT 2 2 ...
Page 50: ...LHT 754 Home Theater in a Box Training 49 Troubleshooting Troubleshooting AMP PROTECTION ...
Page 52: ...LHT 754 Home Theater in a Box Training 51 Troubleshooting Troubleshooting TEST DEBUG FLOW ...
Page 53: ...LHT 754 Home Theater in a Box Training 52 Troubleshooting Troubleshooting ...
Page 54: ...LHT 754 Home Theater in a Box Training 53 Troubleshooting Troubleshooting ...
Page 55: ...LHT 754 Home Theater in a Box Training 54 Troubleshooting Troubleshooting ...
Page 56: ...LHT 754 Home Theater in a Box Training 55 Troubleshooting Troubleshooting ...
Page 57: ...LHT 754 Home Theater in a Box Training 56 Troubleshooting Troubleshooting ...
Page 60: ...LHT 754 Home Theater in a Box Training 59 Disassembly disassembly EXPLODED VIEW MAIN FRAME ...
Page 62: ...61 ...