Stanford Research Systems SR865A Operation Manual page 18

xvi Commands
Error Status Byte
bit
0
1
2
3
4
5
6
7
SR865A DSP Lock-in Amplifier
name usage
CLK External 10 MHz clock input error
BACKUP Battery backup failed
unused
unused
VXI VXI-11 error
GPIB GPIB fast data transfer mode aborted
USBDEV USB device error (interface error)
USBHOST USB host error (memory stick error)