Bennett 3000 Spec 300 Series Instruction Manual Service & Troubleshooting
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COMMERCIAL DISPLAY (VOLUME ONLY)
The Commercial Display shows the volume only in gallons or liters. It also is used to view programming modes, error codes, as well as
certain prompting messages.
COMPONENT DESCRIPTION
The following is a description of the terminal strips and pinouts used on the Volume Only Displays.
J1 Data Communication
A 20-position gray ribbon cable header connects to J4 and/or J5 of the 719 CPU the Main Display. This is used to
connect to the Main Display on Side 1 of the dispenser. Note: (Volume/Volume Twin/Volume Side Mount/Retail/Retail
Twin/Retail Side Mount)
J2 Totalizer Input (Optional)
A 4x2-pin connector is used to connect the optional totalizer board.
J3 Auxiliary Display (Optional)
A 14-position ribbon cable is used to connect to the auxiliary display board used to view DEF totals.
S1 Electronic Totals Switch
The S1 switch is used to view electronic totals.
S2 Last Sale Recall Switch
The S2 switch is used to recall the last sale made in the event of power loss.
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