CombiLift C7700 - PLC Details

C4-C5XL MK3 O&S
5-19
C4000MK3-OM-EN-11
5.13: PLC Details
The diagram below shows the layout of the major components of the PLC
board that need to be known in order to correctly find and repair faults.
The pins in each of the plugs on the board are laid out as follows.
The System LED tells the operator what the PLC is doing. The following table
gives an explanation of what the System LED is indicating.
System LED Status Meaning
NoLED NopowerSupplytoPLC
FlashingGreen(Fast) PLCisnotProgrammed
FlashingGreen(Slow) PLCisProgrammed&RunningNormally
StaticGreen PLCisProgrammedbutnotRunning
StaticRed PLChasFailed(ReplacePLC)
Each of the plugs has a specific function as do the pins on each plug. The
tables on the following pages give details of the functions on each of the plugs
and the pin associated with each function.
13 5 7 911131517
18161412108642
PLUG X4
PLUG X3
PLUG X5.1
PLUG X5.2
LED
12345678910
12345678
DipSwitches
System LED