Ricoh MP 7503SP Field Service Manual page 158

2. Installation
If the connector is already plugged into the DHB as shown below, you are finished.
• This dual connector shared by both the drum heater harness and scanner harness.
• If the drum heater has been installed, this connector will already be connected to the DHB.
• When the single connector is plugged in, both the drum heater and scanner heater are connected.
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