
Tiger Video Routing Switcher
ii Table of Contents
S1 – Output Offset Code Select....................................................................................................................................... 27
S2 – Input Offset Code Select.......................................................................................................................................... 28
S3 – Strobe Assignment................................................................................................................................................... 29
S4 - House Sync Signal Line Select ................................................................................................................................ 30
Output Combiner Board (Analog and Digital).................................................................................................. 31
S1 – House Sync Signal Line Select................................................................................................................................ 32
S2 – Reserved For Future Use ......................................................................................................................................... 32
Subassembly Installation ....................................................................................................................................... 33
Installation of Rear Subassemblies.................................................................................................................... 33
Connector Interface Board Installation............................................................................................................................ 33
Dual Reference/Alarm Interface Board Installation......................................................................................................... 34
Output Monitor Control Board Installation ..................................................................................................................... 34
Input Buffer Board Installation........................................................................................................................................ 34
Output Combiner Board Installation................................................................................................................................ 35
Installation of Front Subassemblies .................................................................................................................. 35
Power Supply Installation................................................................................................................................................ 36
48x16 Matrix Board Installation...................................................................................................................................... 36
System Controller Installation ......................................................................................................................................... 36
CHAPTER 3 – OPERATION................................................................................................................................. 37
General .................................................................................................................................................................. 37
External Reference/Alarm Interface Board ........................................................................................................... 37
Alarm Signal Monitoring................................................................................................................................... 37
Power Supply Output Voltage Alarm (PS1/PS2)............................................................................................................. 37
Fan Current Alarm (FN1/FN2) ........................................................................................................................................ 37
Power Supply Over Temperature Alarm (OT1/OT2) ...................................................................................................... 37
System Controller Status Alarm (CT1/CT2) ................................................................................................................... 38
Output Monitor Control Software Fault Alarm (MON)................................................................................................... 38
House Sync Error Alarm (RF1/RF2) ............................................................................................................................... 38
External Control Interface (ECI)....................................................................................................................... 38
Point-to-Point and Multidrop Modes of Operation.......................................................................................................... 38
Message Verification....................................................................................................................................................... 38
Status Solicitation............................................................................................................................................................ 38
Alarm Latching................................................................................................................................................................ 38
Time Stamping ................................................................................................................................................................ 38
Power Transitions.............................................................................................................................................. 39
Protocol ............................................................................................................................................................. 39
Message Format............................................................................................................................................................... 39
Command Set .................................................................................................................................................................. 40
Status Query................................................................................................................................................................ 40
Clear Alarms ............................................................................................................................................................... 40
Unsolicited Alarms...................................................................................................................................................... 40
Sample Query and Response ........................................................................................................................................... 41
CHAPTER 4 – FUNCTIONAL DESCRIPTION ................................................................................................. 43
Midplane Board ..................................................................................................................................................... 43
Controller Interface Board..................................................................................................................................... 43
Alarm/House Sync Board...................................................................................................................................... 43
Power................................................................................................................................................................. 43
Sync.................................................................................................................................................................... 43
Alarm Monitor ................................................................................................................................................... 43
Alarm Microprocessor....................................................................................................................................... 43
Alarm Control Port............................................................................................................................................ 43
Alarm Output ..................................................................................................................................................... 44
System Connector Interface Board........................................................................................................................ 44
Power Supply......................................................................................................................................................... 44
Digital Output Monitor Control Board .................................................................................................................. 44
Power................................................................................................................................................................. 44
Monitor Microprocessor.................................................................................................................................... 44