GW Instek GDS-2000 series Programming manual - Manual (Page 5)

GDS-2000 Series Programming Manual
5
Figure 1-3. Rear panel of the oscilloscope
(1): Main power switch
(2): RS-232 port
(3): GPIB port (option)
(4): AC socket and fuse drawer
(5): “SELF CAL” BNC output
(6): “GO/NO GO” BNC output. A 10µs pulse will be generated (the minimum time
interval between each pulse is around 2ms) 5V Maximum/10mA TTL open collect
output.
(7): USB host connector
(8): USB device connector
(9): Battery socket (option)