Displays; Other Components; Fig. 3 - Ja Jumper Location; Table 2 - Configuration Jumpers - Caen A1539 Quick Start Manual

CAEN
Electronic Instrumentation

Displays

HV ON LED:
INTERLOCK LED:

Other components

VMAX trimmer:
Shield CFG jumpers (24, 32 ch floating):
Table 2 – Configuration jumpers
JA (A15xxD): Jumper connector; short circuit: connect FAGND (Earth) and AGND (CH rtn). See below for
JA location.
Fig. 3 – JA jumper location
A1539, AG539, A154X, AG54X Power Supply Boards
Function: lights up as at least one channel is on
Type: red LEDs for positive polarity; yellow green LEDs for negative polarity.
Function: lights up as the board is in INTERLOCK (channel are disabled).
Type: red LED
1-2 Agnd -shield
3-4 Agnd - Return
5-6 Shield - Return
Function: it allows to adjust the hardware maximum voltage
VMAX common to all the channels. Its value can be read out
via software.
Function: see table below
Connects Agnd (Earth) to HV cable shield
Connects Agnd (Earth) to HV channels return
Connects Shield to HV channels return
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