Data Link Connector (DLC)

The X84 Data Link Connector (DLC) is a standardized 16-cavity connector. Connector design and location is dictated by an industry wide standard and is required to provide the following:

• Pin 1 Low speed GMLAN communications terminal
• Pin 2 Class 2 communications terminal
• Pin 3 Mid speed GMLAN serial bus (+) terminal or Object high speed GMLAN serial bus (+) terminal
• Pin 4 Scan tool power ground terminal
• Pin 5 Common signal ground terminal
• Pin 6 High speed GMLAN serial data bus (+) terminal
• Pin 7 Keyword communications terminal
• Pin 11 Mid speed GMLAN serial bus (-) terminal or Object high speed GMLAN serial bus (-) terminal
• Pin 12 Chassis high speed GMLAN serial bus (+) terminal
• Pin 13 Chassis high speed GMLAN serial bus (-) terminal
• Pin 14 High speed GMLAN serial data bus (-) terminal
• Pin 16 Scan tool power, battery positive voltage terminal