... satellites2.1
Unlike ASCA, NASA DSN stations will not be used, since a 4 Mbps down-link is not possible at DSN stations. 
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... rigidity3.1
Suzaku is protected from solar and cosmic-ray particles by the geomagnetic field; cut-off rigidity is an indicator of the minimum momentum required for a particle to reach a specific location, given the average geomagnetic field configuration. 
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... sources6.1
There is one more $^{55}$Fe calibration source installed on the door. This source was used only in the initial operation before the door opened, and is no more available. 
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... V7.1
The bias voltage from two out of four high-voltage units is reduced to 400 V (as of 2006 October). The total effective area of PIN diodes will decrease by $\sim 6$% above 20 keV. 
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