Bunn Ultra NX Service & Repair Manual page 65
Frozen beverage dispensers
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Also See for Ultra NX:
- Installation & operating manual (48 pages) ,
- Programming manual (27 pages) ,
- Maintenance & troubleshooting manual (2 pages)
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J7-12pin Connector - Membrane Switch
J3-4pin BUNNlink
CONNECTOR &
PIN NUMBER
J7-1
J7-2
J7-3
J7-4
J7-5
J7-6
J7-7
J7-8
J7-9
J7-10
J7-11
J7-12
J3-1
J3-2
J3-3
J3-4
INPUT AND OUTPUT CHART
WIRE COLOR
INPUT/OUTPUT
BLK
ORN
YEL
GRN
BLU
VIO
GRY
WHI
TAN
PNK
WHT/BLK
WHT/RED
DESCRIPTION
Input
Ground
Input
Left Auger
Input
Input
Not Used
Input
Left Ice/Chill/Off
Input
Left Dot
Input
Ground
Input
Center Dot
Input
Not Used
Input
Right Dot
Input
Right Auger
Input
Right/Ice/Chill/Off
Output
Output
Communications -TX
Input
Communications - RX
Input
Ground
65
VOLTAGE
5VDC
I/O
5VDC
5VDC
5VDC
5VDC
5VDC
5VDC
5VDC
5VDC
5.0V
5.0VDC
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