IBM 4247-003 Maintenance Manual - Page 129

Table 16. MAP 0200: 55 AFTA Errors (continued) Step Questions/Actions Yes No 2. Check the printhead cables. a. Remove the printhead. See "Printhead" on Go to step 3. page 356. b. Inspect the printhead flat cables for damage. c. If the printer is a Model A00, 001 or 003 (18-needle printhead): v Disconnect the 22-conductor printhead cable from the logic board and from the printhead. v Check the continuity of conductors 11 and 12 from end-to-end. d. If the printer is a Model 002 (9-needle printhead): v Disconnect the 26-conductor printhead cable from the logic board and from the printhead. v Check the continuity of conductors 19 and 20 from end-to-end. Install new printhead cables and reassemble the printer. Mount forms, and try loading and parking forms several times. If the error occurs again, continue with 3. Inspect the contacts at the ends of the cable for delamination and other damage. Are the cables OK? 3. Install a new printhead. See "Printhead" on page 356. Install a new logic board. For Return the printer to service. Model A00, see "Logic Board - Load and park forms several times. Model A00" on page 370. For Did the error occur again? Models 001 and 002, see "Logic Board - Models 001 and 002" on page 378. Or "Logic Board - Model 003" on page 366. Chapter 1. Diagnosing Problems 129