Lexmark 4090-001 Manuale Utente Scaricare il pdf (Pagina 46)

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4090-001

Paper Feed Motor Removal

1. Remove the front cover.

2. Remove the rear cover.

3. Remove the base assembly.

4. Remove the two screws securing the paper feed motor and

remove the motor. Note the routing of the motor cable.

Paper Guide and EOF Flag Assembly Removal

1. Remove the front cover.

2. Remove the rear cover.

3. Remove the printhead carrier assembly.

4. Remove the carrier frame assembly.

5. Remove the encoder strip.

6. Remove the system board.

7. Remove the three small feed roll springs.

8. Push the locking tabs [A] to the rear and pull the paper guide

down and out of the carrier frame.

1 2 ... 41 42 43 44 45 46 47 48 49 50 51 ... 77 78

4090-001 1
Contents 1 3
Preface 2 6
Safety Information 6
Sicherheitshinweise 7
Consignes de Sécurité 7
Norme di sicurezza 7
Pautas de Seguridad 8
Sikkerhedsoplysninger 8
Informações de Segurança 8
Chinese Safety Information 9
Korean Safety Information 9
Abbreviations 11
2. Diagnostic Information 12
POST Symptom Table 14
Symptom Tables 15
Paper Feed Problems 16
Power Problems 16
Print Quality Problems 16
Service Checks 17
Paper Feed Service Check 19
Paper Path Service Check 21
Parallel Port Service Check 22
Power Service Check 22
Print Quality Service Check 23
Transport Service Check 25
3. Diagnostic Aids 26
• Turn the printer off 26
Encoder Sensor Test 27
Initialize Error Log 28
Paper Sensor Test 29
• On - paper is in sensor 29
Parallel Port Test 30
Adjustments 34
Removal Procedures 34
Base Assembly Removal 35
Carrier Belt Removal 35
Code Module Removal 38
Encoder Card Removal 38
Encoder Strip Removal 38
Exit Drive Belt Removal 39
Exit Roller Removal 39
Feed Arm Assembly Removal 39
Front Cover Removal 40
Gutter Pad Removal 40
Inside Idler Gears Removal 41
Large Feed Roll Removal 42
Large Outside Gear Removal 43
Manual Insert Tray Removal 45
Mid Frame Assembly Removal 45
Paper Feed Motor Removal 46
Paper Load Door Removal 48
Power Supply Removal 48
Rear Cover Removal 52
Star Roller Removal 53
System Board Removal 53
5. Connector Locations 54
System Board Connectors 55
Encoder Card Connector 56
7. Parts Catalog 58
How To Use This Parts Catalog 58
Assembly 1: Covers 59
Assembly 2: Frames 61
Assembly 3: Paper Feed 63
Assembly 4: Electronics 65
Parts Catalog 7-10 67
Assembly 5: Carrier 69
Assembly 6: Carrier Transport 71
Assembly 7: Sheet Feeder 73
Parts Catalog 7-18 75

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Lexmark 4090-001 Manuale Utente Pagina 46

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