Leitch DPS-475 - Page 11

Enable Extra Options .............................................................................................83
Factory Calibration ................................................................................................83
Chapter 13: Theory of Operations ................................................................85
Audio Synchronizer Module ........................................................................................88
Block Diagram .......................................................................................................88
Connectors and Signals ..........................................................................................91
Implementation .......................................................................................................95
Calibration .............................................................................................................99
Chapter 14: Test/Alignment Procedures - Video ........................................101
Test Equipment Required .............................................................................................101
General Procedures ......................................................................................................102
Check Supply Voltages ...........................................................................................102
Firmware Upload ...................................................................................................102
DCN Port Check ....................................................................................................102
Ethernet Port Check ...............................................................................................103
GPI Check ............................................................................................................... 103
RS-422 Port Check .................................................................................................103
Adjustment Potentiometer Locations .....................................................................103
Calibration: NTSC .......................................................................................................105
Component Output Level ........................................................................................105
Composite Output Level .........................................................................................105
RGB Output Level ..................................................................................................105
SDI Output Check ..................................................................................................105
DigiDuplex .............................................................................................................106
Composite Input Level ............................................................................................106
Component Input Level ..........................................................................................106
S-Video Input Level ...............................................................................................106
SDI Input Check .....................................................................................................107
Timing and General ................................................................................................107
DV Module Check ..................................................................................................107
Calibration: PAL ...........................................................................................................107
Component Output Level ........................................................................................107
Composite Output Level .........................................................................................108
RGB Output Level ..................................................................................................108
SDI Output Check ..................................................................................................108
DigiDuplex .............................................................................................................108
Composite Input Level ............................................................................................109
Component Input Level ..........................................................................................109
S-Video Input Level ...............................................................................................109
SDI Input Check .....................................................................................................109
Timing and General ................................................................................................110
DV Module Check ..................................................................................................110
Chapter 15: Test/Alignment Procedures - Audio ........................................111
Test Equipment Required .............................................................................................111
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