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Lexmark
Printer
2591+
Page 113
Lexmark 2591+ - Page 113
122 pages
Manual
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Parts cat
alog
7-1
5
2580+,
25
81+, 25
90+, 25
91+
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ac
k
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As
sem
bly
6: AS
F—ge
ar
s/sc
re
ws
Asm-
Index
Part
number
Descri
ption
6-1
40X289
0
ASF gear
s and
bushings
, par
ts pa
cket
2
40X289
2
ASF scr
ews, pa
rts p
acket
112
114
Table of Contents
Main Page
Default Chapter
3
Default Chapter
3
Table of Contents
3
Safety Information
7
Preface
10
Next
10
Navigation Buttons
10
Conventions
11
Go Back
11
Printer Description
13
Memory
13
Models
13
Options and Features
13
Printer Specifications
13
Tools Required for Service
14
Acronyms
14
Diagnostic Information
15
Start
15
Voltage, Ground, and Continuity Readings
15
Voltage Readings
15
Ground Checks
15
Continuity Readings
15
Error Indication Table
16
Symptom Check Table
18
Abnormal Indications
18
Abnormal Noise Problems
18
Abnormal Print Operation Problems
18
Auto Sheet Feeder Problems
18
Error Indications
19
Operator Panel Problems
19
Paper Feed Problems
19
Power Problems
20
Print Quality Problems
20
Ribbon Feed Problems
21
Unable to Print on Network
21
Irrecoverable Operator Errors
21
Paper Present Sensor
21
Paper Select Sensor
21
Service Checks
23
Abnormal Noise Service Check
23
Auto Sheet Feeder (ASF) Service Check
23
Auto Sheet Feeder Principles of Operation
23
Carrier Service Check
24
Intermittent Problem Service Check
25
No Print or Abnormal Print Service Check
26
Operator Panel Service Check
27
Paper Present Sensor Service Check
27
Paper Feed Service Check
27
Paper Select Sensor Service Check
29
POST Service Check
29
Power Service Check
30
Print Speed Service Check
31
Printhead Service Check
31
Pull Tractor Sensor Service Check
32
Top-Of-Forms Service Check
32
Tractor 2 Service Check
32
10 Beeps and Blinking Ready, Paper, Font and Pitch Leds
32
Previous
32
Beeps and Tractor 2 LED Blinks 3 Times
33
Tractor 2 Paper Feed Problems
34
Network Service Check
34
Diagnostic Aids
37
Next
37
Power-On Self Test (POST)
37
Print Test
38
Hex Trace Mode
38
Hex Trace Mode Sample
38
Printer Default Settings
39
U.S. Defaults
39
World Trade Defaults
39
Clearing Paper Jams
40
Cut Sheet Jams
40
Continuous Forms Jams
40
Web Page at a Glance
41
Device Settings
41
Configuration Page
41
Changing a Configuration Setting
41
Reports Page
41
Flashing Firmware
42
Importing and Exporting INA Settings
42
Resetting the INA to Factory Defaults
43
Setup Mode
44
Entering Setup Mode
44
Exiting Setup Mode
44
Setup Menu Options
44
Interface Menu Options
44
Setting the Tear off Position
46
Setting Top-Of-Form (Continuous-Pull Mode)
46
Setting Top-Of-Form (Cut Forms, Envelopes)
46
Printing a Network Setup Page
47
Repair Information
49
Handling ESD-Sensitive Parts
49
Removal Procedures
49
Adjustments
50
Printhead-To-Platen Gap Adjustment
50
Bidirectional Print Adjustment
51
Cover Removals
52
Covers, Bottom Removal
52
Covers, Front Removal
52
Covers, Operator Panel Assembly Removal
52
Covers, Rear Removal
53
Covers, Ribbon Access Removal
53
Covers, Top Removal
53
Electronics Removals
56
INA Support Frame Removal
56
Logic Board Removal
56
Network Card Removal
57
Power Supply Removal
58
Power Supply Cable Removal
58
Carrier Removals
60
Carrier Removal
60
Carrier Fan Removal
63
Carrier Motor Assembly Removal
64
Paper Handling Removals
67
Previous
67
Forms Thickness Lever Removal
67
Paper Feed Motor Removal
67
Paper Select Lever Removal
68
Print Handling Removals
69
Next
69
Printhead Removal
72
Printhead Cable Removal
73
Ribbon Drive Rack Gear Removal
74
Platen Removal
69
Print Unit Removal
69
Gears Removals
75
Left Side Gears Removal
75
Right Side Gears, Sub Frame Removal
76
Rollers Removals
78
Roller, Upper Feed Removal
78
Roller, Lower Pinch Removal
79
Roller, Lower Feed Removal
81
Sensor Removals
82
Flags, Paper Present/Top-Of-Form Removal
82
Sensor (Head Gap and Home Position)
82
Sensor (Pull Tractor and Paper Select) Removal
83
Sensor (Top-Of-Form and Paper Present) Removal
84
Options Removals
85
Auto Sheet Feeder Gears Removal
85
Auto Sheet Feeder Pick-Up Roller Removal
86
Connector Locations
87
Logic Board
87
Logic Board Connections
88
Carrier Fan Outputs (9W and 24W)
88
Carrier Motor Outputs (9W and 24W)
88
Dual Tractor Outputs (92 and 24W)
88
Operator Panel Outputs (9W and 24W)
89
Paper Feed Motor Outputs (9W and 24W)
89
Parallel Interface Outputs (9W and 24W) at Connector J11
90
Printhead Outputs (24W)
91
Printhead Outputs (9W)
91
Sensor (Head Gap and Home Position) Outputs (9W and 24W)
92
Sensor (Pull Tractor and Paper Select) Outputs (9W and 24W)
92
Sensor (Top-Of-Form and Paper Present) Outputs (9W and 24W)
92
Serial Board Outputs (9W and 24W)
93
USB Outputs (9W and 24W)
93
Preventive Maintenance
95
Lubrication
95
Specified Lubricants
95
Lubrication Points
95
Parts Catalog
99
How to Use this Parts Catalog
99
Assembly 1: Covers
100
Assembly 2: Carrier/Paper Feed (Right Side)
104
Assembly 3: Carrier/Paper Feed (Left Side)
106
Assembly 4: Electronics
108
Assembly 5: ASF-Roller/Support
110
Assembly 6: ASF-Gears/Screws
112
Assembly 7: Tractor 2 Option
114
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