User`s guide

2. Unit Description
2.1. Front Panel
¬
CLEAR: Restarts the APS operating program without
changing user-selected parameter settings or breaking
port connections.
ON: Lights when AC Power is applied.
® SET: Used to Initialize the APS to defaults specified by
the SetUp Switches. To initialize, press and hold both the
SET and CLEAR buttons, release only the CLEAR button,
and then release the SET button.
Notes:
·
During initialization, all port LEDs will flash ON
for approximately one half second.
·
During initialization, all command-selected
parameters will be cleared, and the APS will revert
to the default parameters specified by the SetUp
Switches.
¯ RDY: Flashes to indicate unit is operational.
° ACTIVITY LEDs: Light when corresponding port is
receiving data.
2-1
Figure 2.1: Instrument Front Panel