Ricoh MP 7503SP Field Service Manual page 230

2. Installation
16. Connect the single end of the hopper full sensor connector cable [C] to the hopper full sensor on
the arm, and then connect the other two connectors to HP Sensor 1 [D] and CN620 [E] of the
punch PCB.
• No special DIP switch settings are required for this punch unit. The punch unit sends an
identification signal to the machine, so it knows what type of punch unit has been installed.
17. Slide the hopper [A] into the finisher.
228