RUN EXCITE: Service & Maintenance Manual - rev. 1.5
Page 3.10
The board includes the following test points:
Test point
name
Description
+5V
DGND
Digital circuits +5Vdc supply
+5VA
AGND
Auxiliary +5Vdc supply
G1 Motor direction signal
G2 +24V signal for the motor
G3 0V signal for the motor
T Encoder input signal
The board includes the following indicator LEDs:
LED name Color Description
+5V green
if ON indicates that the board correctly
receives the +5 Vdc digital supply
+5VA green
if ON indicates that the board correctly
receives the +5 Vdc auxiliary supply
RUN green
if ON indicates that the board is ready to
operate
ALARM red
if ON indicates that the board is in an alarm
condition
CMD_DOWN red
motor direction: if ON, the motor direction
will be down, and if off the motor direction
will be up
CMD_ENA red
if ON indicates that the board has received
the signal for enabling motor movements
UP green
if ON indicates that the motor has received
the supply voltage for movement in the
upward direction
DOWN red
if ON indicates that the motor has received
the supply voltage for movement in the
downward direction
TACHO green
functioning of elevation motor encoder: if
blinking, indicates that the board is receiving
the pulses from the encoder
TER_MOT green
status of belt motor thermal cut-out: if ON
indicates that everything is OK: the tread belt
motor is “cold” and the thermal cut-out is a
closed contact
DWN_SW green
status of Limit switch contact: if OFF
indicates that the microswitch is pressed
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