3-198 Phaser 6180MFP Multifunction Printer Service ManualError Messages and CodesTarget Fax Busy ErrorThe Fax has detected busy tone after dialing. The following troubleshootingprocedure applies to this error.Applicable Chain Link■ Chain Link 035-781: Target Fax Busy Error (Detect Busy Tone)Initial Actions■ Cycle printer power.■ If the problem persists, follow the procedure below.Troubleshooting Reference TableApplicable Parts Wiring and Plug/Jack Map References■ Scanner Controller Board, PL9.1.1Troubleshooting Procedure TableStep Actions and Questions Yes No1 Is the dial number correct? Go to step 2. Set the correctdial number.2 Is the telephone line busy? Wait for tenminutes and re-dial.Go to step 3.3 1. Check the Fax Parameter setting:Service Mode > Fax/Scanner Diag> Parameter.2. Enter Chain Link 825-662.3. Does the value [Hex] show number2 (MMR)? (refer to “Chain Link forFax Parameter Setting” on page A-9for detailed information)Go to step 4. Change thevalue ([Hex] to2.4 1. Check the Scanner Controller Boardfor correct installation. Reseat theScanner Controller Board(page 8-99).2. Does the error still occur whenfaxing?Replace theScannerController Board(page 8-99).Complete.