Gai-tronics L3149B C200 Advanced Deskset Uživatelský manuál Strana 6

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Table of Contents L3149B (C200) Advanced Tone Remote Desk Set
02/12 Pub. 43004-023D vi
ALIAS TABLE .............................................................................................................................. .............................. 66
TROUBLESHOOTING ............................................................................................................................................ 69
TROUBLESHOOTING THE L3149B (C200) ADVANCED DESK SET ............................................................................. 69
FUSE REPLACEMENT ................................................................................................................................................ 70
SCHEMATICS .......................................................................................................................................................... 71
DESK SET LINE INTERFACE SCHEMATIC DIAGRAM - SHEET 1 .................................................................................. 72
DESK SET USER AUDIO I/O SCHEMATIC DIAGRAM - SHEET 2 .................................................................................. 73
DESK SET CONTROL MICROPROCESSOR I/O SCHEMATIC DIAGRAM - SHEET 3 ......................................................... 74
DESK SET DSP BLOCK SCHEMATIC DIAGRAM - SHEET 4 ......................................................................................... 75
DESK SET TONE KEYPANEL SCHEMATIC DIAGRAM - SHEET 5 ................................................................................. 76
DESK SET POWER SUPPLY SCHEMATIC DIAGRAM - SHEET 6 .................................................................................... 77
DESK SET SIGNALING SECTION SCHEMATIC DIAGRAM - SHEET 7 ............................................................................. 78
RELAY I/O OPTION SCHEMATIC DIAGRAM (XRC0001A) ......................................................................................... 79
CIRCUIT BOARDS .................................................................................................................................................. 81
MAIN UNIT DTD CIRCUIT BOARD ............................................................................................................................ 82
MAIN UNIT POWER AND LINE CIRCUIT BOARD ........................................................................................................ 83
RELAY I/O OPTION CIRCUIT BOARD......................................................................................................................... 84
DEFINITIONS AND ACRONYMS ......................................................................................................................... 85
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