cooling at -40 C I1: all shutters open, 1.0s 3 MHz readout speed 4.25 us VSS 1x gain I2: all shutters open, 2.0s 3 MHz readout speed 4.25 us VSS 1x gain I3: all shutters open, 5.0s 3 MHz readout speed 4.25 us VSS 1x gain I4: SH2,4,5,7 closed, 10.0s 3 MHz readout speed 4.25 us VSS 1x gain I5: SH2,4,5,7 closed, 20.0s 3 MHz readout speed 4.25 us VSS 1x gain I6: SH2,4,5,7 closed, 40.0s 3 MHz readout speed 4.25 us VSS 1x gain