Unitec Wash Select II POS Owner’s Manual - Manual (Page 181)

W A S H S E L E C T I I
Document Number: WS21002 167
Document Title: WSII Operations Manual
J14 Misc Power Input
Pin Description
1 5VDC Pass through power
2 GND for 5VDC Pass through power
3 24VAC Hot
4 24VAC Neutral
5 12VDC for I/O board
6 GND for 12VDC for I/O board
Note: J14 connects directly to J13 for power to bill validator and display I/O board.
J13 Misc Power to Display I/O board
Pin Description
1 5VDC Pass through power for backlights
2 GND for 5VDC Pass through power backlights
3 24VAC Hot
4 24VAC Neutral
5 12VDC for I/O board
6 GND for 12VDC for I/O board
J9 Bill Validator (MDB Mode)
Note to Unitec Technicians: The following pin outs are reversed from the schematic to match
the pin numbering embossed in the MDB housing. Pin 1 on the housing equates to Pin 8 on
Unitec internal schematics.
Pin Description
1 Not Connected
2 Not Connected
3 Signal Ground
4 MDB Tx
5 MDB Rx
6 Not Connected
7 24VDC Power
8 24VDC Power