Xerox 4400DT Service Manual - Page 132

Exit Motor Exit Motor Troubleshooting Procedure Step Actions and Questions Yes No 1 1. Switch the printer power OFF. Go to step 2. Remove the 2. Open the Rear Cover and manually rotate the Exit Chute Assembly. Exit Chute Assembly Does the Exit Chute rotate without binding? (RRP 6.4, page 6-69). Repair or replace components as necessary (PL 7.1, page 7-18). 2 1. Enter Service Diagnostics. Go to step 3. Go to step 5. 2. Open the Rear Cover and cheat the Rear Cover Interlock. 3. Scroll to Motors/Fans Tests and press OK. 4. Scroll to Exit Motor Forward and press OK. Does the Exit Motor rotate? 3 Scroll to Exit Motor Reverse High and press OK. Does the Exit Motor run in reverse at high speed? Go to step 4. Go to step 5. 4 Scroll to Exit Motor Reverse Low and press OK. Replace the Go to step 5. Does the Exit Motor run in reverse at low speed? Engine Logic Board (RRP 9.3 on page 6-89). 5 1. Switch the printer power OFF. Replace the Replace the 2. Remove the Left Interface Cover (RRP 1.1 on Engine Logic Exit Motor page 6-6), Left Cover (RRP 1.2 on page 6-7), and the Left Plate (RRP 1.11 on page 6-16). 3. Disconnect P/J32 from the Engine Logic Board. 4. On the disconnected plug, check the resistance Board (RRP 9.3 on page 6-89). (RRP 6.5 on page 6-71). between pins 1 and 2, pins 1 and 3, pins 1 and 4, and between pins 1 and 5. Are all readings 25 to 35 ohms? Phaser 4400 Laser Printer Service Manual 3-35