IBM 4247-003 Maintenance Manual - Page 138

Table 18. Error Messages for Models 001, 002, and 003 (continued) Message Description Action 020 FORMS JAMMED REAR TRACTOR Jam detected at the rear tractor sensor. CLEAR JAM AND RELOAD FORMS See "MAP 0190: Form Feed Problems" on page 101. 022 UNIT ADDRESS NOT RECEIVED CHECK PRINTER ADDRESS (Twinax interface only) Printer address not received from host or invalid. Check printer address for mismatch with host. See "MAP 0121: Parallel with Twinax or Coax Attachments, Models 001, 002, or 003" on page 41. 027 COMMUNICATIONS CHECK CALL SYSTEM OPERATOR (Coax interface only) Enable Poll timeout. Printer not enabled in 60 seconds. Check control unit. See "MAP 0121: Parallel with Twinax or Coax Attachments, Models 001, 002, or 003" on page 41. 028 COMMUNICATIONS CHECK CALL SYSTEM OPERATOR (Coax interface only) Poll timeout. Printer not polled in 60 seconds. Check control unit. See "MAP 0121: Parallel with Twinax or Coax Attachments, Models 001, 002, or 003" on page 41. 031 END OF FORMS TIMEOUT LOAD FORMS/BIN (Coax interface only) False 001 END OF FORMS condition exceeded 60 seconds. Forms are visible between the printhead and the platen. See "MAP 0131: Paper Path Sensor" on page 66. Forms path sensor cannot sense paper. 031 END OF FORMS TIMEOUT LOAD FORMS/BIN (Coax interface only) False 001 END OF FORMS condition exceeded 60 seconds. Forms do not load when Load/Eject is pressed. See "MAP 0130: No Paper Movement" on page 62. No forms movement. Chapter 1. Diagnosing Problems 138