Troubleshooting
6-17
Part 1120277_01
E 2012 Nordson Corporation
Table 6-8 Piston/Motor Control Board Components
Item Number Type Description
Indicators
DS5 LED Status
DS7 LED Reservoir empty
DS8 LED Motor enable input
DS9 LED Piston in place
DS10 LED Melt on demand
DS12 LED Hopper empty
DS15 LED Motor thermostat
DS16 LED Power switch
DS14 LED Serial port fault
Connection Points
X1 Input/output Expansion serial port connection
X2 Input/output Serial port connection to melter C PU
X3 Data CPU debug connector
X4 Input Membrane key pad
X5 Signal input/output Connections to motor drive
X6 Signal input DIN rail board connections
X8 Signal input/output Melter I/O connections
X9 Signal input/output Power switch connections
X10 Signal output Membrane panel LEDs
TB1 Output Piston solenoid connections
TB4 Sensor input Piston-in-place sensor connection
TB5 Sensor input Melt on demand s ensor connection
TB6 Sensor input Reservoir empty sensor connection
TB7 Sensor input Hopper empty sensor connection
SW1 Switch Switch to put motor control CPU into software upgrade mode
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