IBM 4247-003 Maintenance Manual - Page 292
Micro, Pitch, Creating Samples - Model 001/002, Enter, Start., Analyzing Samples - All Models
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5. Press the Menu key and then Micro ↓ until you see ADJUSTMENTS. Press the Pitch key until you see FIXED AFTA=3. Press the Menu key and then press Pitch to get STORE=CURRENT. Press the Menu key again to exit and save. 6. To print a sample at FIXED AFTA=3, press the Menu key until you see PRINT OUT=NO. Press the Pitch key to change to PRINT OUT=YES, and the sample will begin printing. Identify this sample as ″Sample 3.″ Creating Samples - Model 001/002 1. Press the Test key. Scroll to Printer Adjustments and press Enter on Front AFTA. 2. Change to FIXED=1; press Enter, then Start. The pattern will print and stop. 3. Change to FIXED=2; press Enter, then Start. The pattern will print and stop. 4. Change to FIXED=3; press Enter, then Start. The pattern will print and stop. 5. If you do not see enough range on these samples, change to FIXED=4; press Enter, then Start. The pattern will print and stop. Analyzing Samples - All Models Inspect these FIXED gap samples for the change in print darkness. v Proper Darkness and Gap 1. If the FIXED=1 sample is dark, the FIXED=2 sample is light (gray), and the FIXED=3 sample is very light (with missing dots), the gap and T&D12 value are set correctly. 2. Go to "Gap Check" on page 293. v Gap Is Too Small 1. If the FIXED=1 sample is dark, the FIXED=2 sample is also dark, and the FIXED=3 sample is light (gray), you should create a FIXED=4 sample. The FIXED=4 sample should appear light, and exhibit some missing dots. 2. Using T&D12, increase the T&D12 adjustment value +2, and STORE, to increase the wheel position 0.5. 3. Rerun the samples to verify satisfactory results. After you are satisfied with the results, go to "Gap Check" on page 293. v Gap Is Too Large Chapter 5. Removals and Adjustments 292
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