IBM 4247-003 Maintenance Manual - Page 46
attachment circuits. See How To Run the Test
View all IBM 4247-003 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 46 highlights
Table 6. MAP 0121: Attachment, Models 001, 002, or 003 (continued) Step Questions/Actions Yes No 7. Is the failure with the parallel attachment? Go to step 6 on page 45. Go to step 10. 8. Do you have the parallel loop-back connector (PN 08H7269) for this printer? Go to step 7. Install a new logic board. See "Logic Board - Models 001 and 002" on page 378. Or "Logic Board - Model 003" on page 366. - or - Install a new host cable. 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. 9. Install the loop-back connector. Run T&D06 in Single Test Mode to test the parallel attachment circuits. See "How To Run the Test and Diagnostic (T&D) Programs" on page 201. Did T&D06 run without errors? Install a new host parallel Record the message and go to cable. Run T&D in "T&D Error Messages and Actions" Automatic Mode to verify on page 190 and perform the correct printer operation. suggested action. See "How To Run the Test and Diagnostic (T&D) Programs" on page 201. 10. Run T&D30-38 in Single Test Mode to test the coax or twinax attachment circuits. See "How To Run the Test and Diagnostic (T&D) Programs" on page 201. The twinax attachment must have a self-terminating twinax cable installed (P/N 38F8254). Go to step 18 on page 49. See "T&D Error Messages and Actions - Models 001, 002, and 003" on page 231 to find the message. Perform the action indicated. Did T&D30-38 run without errors? Chapter 1. Diagnosing Problems 46