A.O. Smith dre-52 Service Handbook page 46

J7 Socket - Enable / Disable Circuits 1 & 2 (see pages 45 & 54)
PIN #
1
2
3
4
J8 Socket - Not Used
J9 Socket - Not Used
J10 Socket - Not Used
J11 Port - Communication Port - UIM Display (user interface module)
J12 Socket - Heating Element Sensors Bank 1
J13 Socket - Heating Element Sensors Bank 2
J14 Socket - Heating Element Sensors Bank 3
J15 Socket - Not Used
J16 Socket - Not Used
J17 Wiring Terminals - Not Used
Servicing should only be performed by a Qualified Service Agent
ELECTRONIC CONTROLS
Enable/Disable circuit 1
Enable/Disable circuit 1
Enable/Disable circuit 2
Enable/Disable circuit 2
DESCRIPTION
44