We use LeCroy 1443 PF (positive) HV modules (16 channels:0-15).

LeCroy 1440 Camac HV controller manual & Prep hv1440 page

Using `minicom` to control HV by hand

Do this:

   ssh e907hv
   $ minicom hv1

and you should get the following:

   Welcome to minicom 2.00.0

   OPTIONS: History Buffer, F-key Macros, Search History Buffer, I18n 
   Compiled on Feb 26 2002, 09:38:06.

   Press CTRL-A Z for help on special keys
                                                        
                                                        
                                                        
   AT S7=45 S0=0 L1 V1 X4 &c1 1 Q0                      
                                                        
   LeCroy System 1440

If you do not see "LeCroy System 1440," then try the following:

Check that the HV crate and the Equinox box (Multiple-Serial Port Interface) are powered up
Cycle the power on the HV crate
Cycle the HV enable button
Push on the panel containing the controller card (i.e., the card on the front with the small ribbon cable hanging out)

Note that the modem settings should be 9600 baud, 8 bits, no parity, 1 stop bit (9600 8N1).

To exit minicom type Ctrl-A X

NOTE: ALL COMMANDS MUST BE IN UPPERCASE.

First identify the mainframe you want to talk to. This is a hardware address that is set by a knob on the controller front panel. Our controller should be set to 01, so give the command:

M01

Commands:

M01 Declare mainframe 01 as the target device
W 0 A Set all voltages to zero
R E A Print out all values for all channels
R E C3,0 DO16 Print out all values for all 16 channels of card 3
W 1400 C5,11 Set the voltage of card 5, channel 11 to 1400 Volt
W 100 B C4,0 DO16 Set the Backup voltage of card 4
SW Swap Backup and Demand voltages
ON Turn HV on
OF Turn HV off

Using minicom to control HV by hand

Using `minicom` to control HV by hand