Xerox Phaser 7400 Servis Kılavuzu - Sayfa 9

Yazıcı Xerox Phaser 7400 için çevrimiçi göz atın veya pdf Servis Kılavuzu indirin. Xerox Phaser 7400 17 sayfaları. Evaluator guide
Ayrıca Xerox Phaser 7400 için: Broşür ve Teknik Özellikler (4 sayfalar), Kurulum Kılavuzu (2 sayfalar), Tamamlayıcı Kılavuz (8 sayfalar), Hızlı Referans Kılavuzu (8 sayfalar), Değerlendirici El Kitabı (20 sayfalar), Değerlendirici El Kitabı (20 sayfalar), Talimatlar Kılavuzu (7 sayfalar)

Sayfayı Yazdır
Xerox Phaser 7400 Servis Kılavuzu
Inoperable Printer Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
Paper Size Switch Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-16
AC Power Supply Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-16
DC Power Supply Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17
RAM Memory Fault Isolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17
Media Jams and the Paper Path . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
Operating System and Application Problems . . . . . . . . . . . . . . . . . . . . 4-21
Network Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-24
5 Print-Quality Troubleshooting
Print-Quality Problems Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
Test Prints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
Print-Quality Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8
xx
Engine Power-Up Sequence (BIST) . . . . . . . . . . . . . . . . . . . . . . 4-12
Printer Continually Displays Warming Up... . . . . . . . . . . . . . . . . 4-13
Printer Displays Install or Reseat Imaging Unit . . . . . . . . . . . . . 4-13
Printer Displays Reseat Contoller Board . . . . . . . . . . . . . . . . . . 4-13
Printer Does Not Come to a Ready State . . . . . . . . . . . . . . . . . . 4-14
Macintosh Printing Problems . . . . . . . . . . . . . . . . . . . . . . . . . . 4-21
Windows Printing Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-23
Network Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-24
Network Logging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-26
USB Port Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-27
Defects Associated with Specific Printer Components. . . . . . . . . 5-3
Analyzing the 100% Solid Fill Pages . . . . . . . . . . . . . . . . . . . . . . 5-4
Analyzing the Color Test Pages . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Analyzing the PS Pattern . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
Analyzing the Color Step Pages . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7
Light Prints in All Colors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8
Light Print in Only One Color . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-10
Blank Prints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12
Mottled or Splotchy Prints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-14
Unexpected Colors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-16
Repeating Bands, Lines, Marks, or Spots . . . . . . . . . . . . . . . . . 5-18
Random Bands, Lines, Marks, or Missing Spots . . . . . . . . . . . . 5-19
Random Spots . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-21
Background Contamination . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-23
Residual Image, Ghosting or Hot Offset. . . . . . . . . . . . . . . . . . . 5-25
Incomplete Fusing or Cold Offset. . . . . . . . . . . . . . . . . . . . . . . . 5-27
Mis-Registration, Color Layers Not Correctly Registered. . . . . . 5-28
Toner on Back of Print . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-31
Image Not Centered or Positioned Correctly . . . . . . . . . . . . . . . 5-32
Process Direction Bands, Voids, or Streaks. . . . . . . . . . . . . . . . 5-34
Scan Direction Bands, Voids, or Streaks . . . . . . . . . . . . . . . . . . 5-35
Scan Direction Dark Streaks . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-37
Process Direction Bands, Voids, or Streaks. . . . . . . . . . . . . . . . 5-38
Phaser 7400 Color Printer Service Manual