3M Multimedia Projector MP8610 Theory and Diagrams 3M 1999 4-104-11. Internal Cabling Pinout TablesThe pinout tables listed in this section are designed to assists in solving internal cable failure problems.4-11-1. Interface Board Connector LocationsPower Supply Connector (J10)Pin 1 of the connector is the black cable and pin 10 of the connector is the red cable.1-2 5 Volt3 -5 Volt4 +12 Volt5 -12 Volt6-7 Ground8 Lamp on = 5Volt (TTL high) Lamp off = 0 Volt (TTL Low9 Dimmer Standard = 0 Volt (TTL low) Economy = 5 Volt10 Fan on= 5Volt (TTL high) Fan off = 0 Volts(TTL low)Downloaded From projector-manual.com 3M Manuals