Lexmark 4227 - Forms Printer B/W Dot-matrix Service Manual page 140

4227-300
Carrier 4-12
Carrier Motor Assembly
Carrier Plate
Jammed Label
Label Jam 4-16
Lower Feed Roller
Main Logic Board
Memory Module
Operator Panel
Paper Empty Sensor
Paper Feed Motor
Paper Guide
Paper Guide/Platen
Paper Select Lever
Paper Select Sensor
Paper Separator
Pinch Roller (Lower)
Power Supply
Power Supply Fan
Print Unit 4-29
Printhead 4-32
Printhead Cables
Ribbon Drive Motor
Right Side Frame
Sub Logic Board
TOF Sensor 4-22
Top Cover 4-5
Upper Feed Roller
S
Safety information
Service Checks
Abnormal Print
ASF Auto Sheet Feeder
Auto Gap 2-11
Auto Sheet Feeder
Carrier Drive
Intermittent Problem
No Print 2-19
Operator Panel
Paper Feed 2-21
POST 2-24
Power Failure
Print Quality 2-27
I-2
Service Manual
4-15
4-16
4-16
4-17
4-21
4-22
4-22
4-22
4-25
4-25
4-25
4-25
4-26
4-27
4-21
4-29
4-29
4-33
4-34
4-35
4-37
4-38
vi
2-11
2-19
2-13
2-13
2-15
2-16
2-20
2-25
Print Wire Drive Failure
Ribbon Drive
Tractor 2 2-31
Setting Printer Functions
Signal Connections
Block Diagram (4227-300)
Main Logic Board
Auto Gap Motor
Auto Gap Sensor
Carrier Motor Cable #1
Carrier Motor Cable #2
Carrier Motor Cooling Fan
Operator Panel
Paper Empty & TOF Sensors
Paper Feed Motor
Paper Select Sensor
Parallel Interface Cable
Ribbon Motor
Serial Board (4227-300)
Sub Logic Board (4227-300)
Tractor PSet & Jam Sensors
Tractor 2 DIN
5 V dc Power (4227-300)
Operator Panel Board - Ribbon
Cover Sensor
Power Supply-Main & Sub Logic
Board 6-7
Serial Board - Serial Cable (4227-
300) 6-13
Sub Logic Board
Printhead (4227-300)
Symptom Checks
Abnormal Indications
Abnormal Print Problems
ASF Problems
Operator Panel Problems
Paper Feed Problems
Power Problems
Print Quality Problems
6XX Error Indications
2-28
2-30
1-7
6-7
6-16
6-12
6-9
6-9
6-11
(4227-300) 6-10
6-11
6-9
6-9
6-8
(4227-300) 6-7
6-12
6-12
6-8
6-11
6-10
6-10
6-14
6-14
2-4
2-4
2-5
2-8
2-6
2-8
2-9
2-5