DDEC TROUBLESHOOTING The parameters that are configured in the mainframe screens only are listed in Table 7-7. Parameter Name APPL Code 6N4C Only Mainframe Only Program Station DDR/DDL Comments 6N4C Group - x - - - 6N4D Group - x - - - ATI Port - 4 - - None or TURBO SPD or NAT GAS or VSG FREQ (Pin X-1) Digital Torque Limiting - 5 - - Utilizes selection of a predefined torque curve and/or speed Fan Type (Digital Output) - x - - - Full  Power Continuous Override - x - - - Hot Idle Speed - x - - Some industrial only max 1400 r/min Max Cold Idle Speed - 3 - - Restricted for automatic trans to 700 r/min Maximum Security - x - - - Override CCPS Faults - 3 - - Intended for EMD Override OPS Low Faults - 3 - - Intended for EMD Rating Security - x - - - Starter Lockout Speed Settings - 5 - - Allows use of this out- put for other functions VSG is Primary - x - - - Table 7-7 Parameters that are Configured in the Mainframe Screens Only Parameters that can be configured by the OEM, programming station, and/or the DDR are listed in Table 7-8. All information subject to change without notice. 6SE497  9709  Copyright © 1997 DETROIT DIESEL CORPORATION 7-15