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MX4779 REV. A ©2019
SLIDESMART CNX 15 BASIC MANUAL
www.hysecurity.com
35
TROUBLESHOOTING/ALERTS/FAULTS/ERRORS
Table 3. SmartCNX Controller - Troubleshooting
Display
Condition
Description
Alert, Error or
Fault
Possible Causes
Solutions
SAFE MODE
Safe Mode Alert
Occurs when an edge sensor or Inherent
Entrapment Sensor (IES) trips. Gate
binding, wind, or a faulty edge sensor
can cause a false alert.
1. Press RESET or
either STOP button.
2. Remove obstruction.
3. Correct gate
hardware.
4. Correct faulty edge
sensor.
5. Adjust IES sensitivity.
ENTRAPMENT
MODE
Entrapment Mode
Alert
Occurs when IES is tripped when gate
is already in Safe Mode (two IES trips in
one cycle). Operator will not function
until it is reset, which can occur by:
z
An Open or Stop command from a
push-button control
z
Pressing STOP button on operator
side
z
Pressing RESET button below display
Gate binding, wind, or a faulty edge
sensor can cause a false alert.
Refer to solutions above.
NO AC POWER
No AC Input
Power Advisory
only.
AC power is shut off at source (breaker)
or is not connected. AC power switch on
operator (lower rocker switch) is turned
off, or circuit breaker on the operator
has tripped. Bad power supply. Power
supply selector switch is in the wrong
position.
1.
Set AC switch to On.
2. Reset operator
circuit breaker or
reset circuit breaker
at electrical panel.
3. Verify AC power to
operator. Have a
licensed electrician
check wiring.
4. Check power supply
output is 36VDC.