IBM 4247-003 Maintenance Manual - Page 47
Follow Attachment Card Procedure 1 on
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Table 6. MAP 0121: Attachment, Models 001, 002, or 003 (continued) Step Questions/Actions Yes 11. Models 001, 002: Go to step 12. Follow "Attachment Card Procedure 1" on page 50, and return here. Do the attachment card feature resistors and S1 module match the host connection feature? Model 003: See "Model 003 - IPDS and SCS Feature Identification" on page 361, and "Model 003 - Serial Card Jumper Locations" on page 362, then proceed to step 15 on page 48. 12. Models 001, 002: Is the S1 module correctly oriented? Go to step 13. 13. Models 001, 002: The S1 microcode module used on the Level 2 (short) Go to step 14 on page 48. attachment card must be at the following code version level (shown as vvv in Figure 7 on page 55) or higher: Coax SCS: vvv=406 Twinax SCS: vvv=403 Is the S1 module at the correct code level? No Repair as needed. Run T&D in Automatic Mode to verify correct printer operation. See "How To Run the Test and Diagnostic (T&D) Programs" on page 201. Repair as needed. Run T&D in Automatic Mode to verify correct printer operation. See "How To Run the Test and Diagnostic (T&D) Programs" on page 201. Replace with the correct code kit. Run T&D in automatic mode to verify correct printer operation. Chapter 1. Diagnosing Problems 47