Unitec Wash Select II POS Owner’s Manual - Manual (Page 189)

W A S H S E L E C T I I
Document Number: WS21002 175
Document Title: WSII Operations Manual
J24 Refund Button
Pin Description
1 12VDC button feed (current limited)
2 Button return (short this to Pin 1 for button press)
J5 Keypad Connector
Pin Description
1 Return 2 (row 4, 5, 6)
2 Return 1 (row 7, 8, 9)
3 Feed 2 (column 3, 6, 9, #)
4 Return 0 (row *, 0, #)
5 Feed 0 (column 1, 4, 7, *)
6 Return 3 (row 1, 2, 3)
7 Feed 1 (column 2, 5, 8, 0)
8 N/C
J23 Backlight for Main Display
Pin Description
1 Backlight Ground – (black)
2 Backlight Power + (Red)
J19 Backlight for Wash Display 1
Pin Description
1 Backlight Ground – (black)
2 Backlight Power + (Red)
J17 Backlight for Wash Display 2
Pin Description
1 Backlight Ground – (black)
2 Backlight Power + (Red)
J15 Backlight for Wash Display 3
Pin Description
1 Backlight Ground – (black)
2 Backlight Power + (Red)