TMA IS Matrix¶
Effects/Actuation |
STO Azimuth Drives Power and Engage Azimuth brakes |
STO Elevation Drives Power and Engage Elevation brakes |
STO Azimuth Cable Wrap Drives |
STO Camera Cable Wrap Drives |
STO Balancing System Drives |
STO Mirror Cover Drives |
STO Locking Pins Drives |
STO Deployable Platforms Drives |
Lock the Deployable Platform extension |
Dc-Link Cut-off Power (Main Drives) |
Discharge Capacitor Banks |
HAS OSS (Fast pressure off) |
SOS OSS (Slow pressure off) |
Camera Cable Wrap Safety Device Actuated (GIS-Detection) |
TMA ETPBs (GIS-Detection) |
TMA Brakes NOT Engaged (GIS-Detection) |
Failed MCS Watchdog or MCS Loss communication (GIS-Detection) |
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Causes/Detection |
TMA-A-1 |
TMA-A-2 |
TMA-A-3 |
TMA-A-4 |
TMA-A-5 |
TMA-A-6 |
TMA-A-7 |
TMA-A-8 |
TMA-A-9 |
TMA-A-10 |
TMA-A-11 |
TMA-A-12 |
TMA-A-17 |
TMA-A-13 |
TMA-A-14 |
TMA-A-15 |
TMA-A-16 |
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Azimuth axis CW travel limit AND topple block pos A |
TMA-D-1 |
R(1) |
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Azimuth axis CCW travel limit AND topple block pos B |
TMA-D-2 |
R(1) |
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Azimuth axis over-speed |
TMA-D-3 |
S |
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Azimuth brakes oil pressure loss |
TMA-D-4 |
S(2) |
S(2) |
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Azimuth brake no engaged |
TMA-D-5 |
N |
N |
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Elevation axis CW travel limit |
TMA-D-6 |
R(1) |
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Elevation axis CCW travel limit |
TMA-D-7 |
R(1) |
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Elevation axis over-speed |
TMA-D-8 |
S |
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Elevation brakes oil pressure loss |
TMA-D-9 |
S(2) |
S(2) |
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Elevation brake no engaged |
TMA-D-10 |
N |
N |
N |
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Mirror cover NO retracted |
TMA-D-11 |
N |
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Mirror cover manual power cut-off switch |
TMA-D-12 |
N(3) |
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Azimuth Cable Wrap CW travel limit |
TMA-D-13 |
S |
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Azimuth Cable Wrap CCW travel limit |
TMA-D-14 |
S |
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Inserted Elevation Locking Pins |
TMA-D-15 |
N |
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Test Position Elevation Locking Pins |
TMA-D-16 |
N |
N |
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Retracted Elevation Locking Pins |
TMA-D-17 |
N |
N |
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Azimuth Platform Hatch NO closed |
TMA-D-18 |
S(5) |
S(5) |
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Access door ladder NO parked |
TMA-D-19 |
S(4) |
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Central Section Hatches NO closed |
TMA-D-20 |
S(5) |
S(5) |
R(5) |
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Platform NO fully retracted |
TMA-D-21 |
N |
N |
N |
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Platform NO total extended |
TMA-D-22 |
N |
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Platform extension NO inserted |
TMA-D-40 |
N |
N |
N |
N |
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Camera Cable Wrap safety device lim CW PullCordLimP |
TMA-D-23 |
R |
S |
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Camera Cable Wrap safety device CCW PullCordLimN |
TMA-D-24 |
R |
S |
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TMA ETPBs |
TMA-D-25 |
S |
S |
S |
S |
S |
S |
S |
S |
S |
S |
S |
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Main Drives ETPB |
TMA-D-26 |
S |
S |
S |
S |
S |
S |
S |
S |
S |
S |
S |
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OSS malfunction |
TMA-D-29 |
S |
S |
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Any Capacitor cabinet NO closed |
TMA-D-30 |
S |
S |
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MCS watchdog |
TMA-D-31 |
S |
S |
S |
S |
S |
S |
S |
S |
S |
S |
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Loss communication |
TMA-D-32 |
S |
S |
S |
S |
S |
S |
S |
S |
S |
S |
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Unauthorized Pier access (from GIS) |
TMA-D-34 |
N |
N |
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GIS Discharge Capacitors Bank |
TMA-D-40 |
N |
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GIS disable other equipment |
TMA-D-41 |
N |
N |
N |
N |
N |
N |
N |
N |
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GIS Main drives-STO and engage the brakes |
TMA-D-42 |
N |
N |
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GIS Camera cable wrap drives STO |
TMA-D-43 |
N |