GALaxy eHydro Elevator Controller Section 6
– Main CPU Faults & Detailed Faults
6-45
Table 6-0: Main CPU Faults
Faults
Description
Possible Cause/Suggested Fix
Car Safety Sw. Fault
Car Safety Switch
Fault
• Verify that the car safety is not tripped.
• Faulty wiring in the car safety circuit (CSS input).
Car Top Exit Switch
Car Top Exit Switch Off
fault. The car top exit
switch input is off.
• Refer to the schematic for the safety string circuit.
Car Top Stop Switch
Car top stop switch
• Indicates that the Car Top Stop Switch opened the safety
string. Safety String Fault. Refer to Safety String section on
the job schematics.
• Check the safety string points with a meter, if there is
voltage on the input but the input is not on, replace the
input board.
CCB Device Fault
Car Call Board Device
Fault. On the LCD
Interface, this fault is
display as an
abbreviated device
name and device fault.
Please see the device
faults forfurther
information.
• Look at the details of the fault. The device name and the
error code that caused the fault are listed.
• Look up the
fault code for the device for debugging information.
CCB No
Comm Aux Bd 1
Car Call Board local
aux board 1 comm
loss
• Comm loss to RGB Auxiliary Car Call Board. Check wiring
and bus termination jumpers on boards. If problem persists,
check Car Comm Status under diagnostics.
CCB No
Comm Aux Bd 2
Car Call Board local
aux board 2 comm
loss
• Comm loss to RGB Auxiliary Car Call Board. Check wiring
and bus termination jumpers on boards. If problem persists,
check Car Comm Status under diagnostics.
CCB No
Comm Board 1
Car Call Board local
board 1 comm loss
• Comm loss to RGB Car Call Board. Check wiring and bus
termination jumpers on boards. If problem persists, check
Car Comm Status under diagnostics.
CCB No
Comm Board 2
Car Call Board local
board 2 comm loss
• Comm loss to RGB Car Call B
oard. Check wiring and bus
termination jumpers on boards. If problem persists, check
Car Comm Status under diagnostics.