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PACEMARK 4410
Service Handbook
Page 28 (Bail, Tractor Switching, AG, Ribbon Motor Control)
Oki PACEMARK 4410 - Bail, Tractor Switching, AG, Ribbon Motor Control
189 pages
Manual
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40496501TH Draft Version
28
2.1.12
Bail, tractor switching, AG, ribbon motor control
Bail, tractor switching, AG and ribbon motor control is as shown below.
The AG motor is locked with AGHOLD-P.
MO ø1
MO ø2
MO ø3
MO ø4
MO OVDV
AGHOLD-P
Figure 2.16
27
29
Table of Contents
Main Page
Default Chapter
3
Table of Contents
3
1 Configuration
5
Basic System Configuration
5
Printer Specifications
6
Option Specifications
7
Basic Specifications
8
2 Theory of Operation
11
Electrical Operation
11
Summary
11
Microprocessor and the Peripheral Circuit
11
Initialization
20
Interface Control
21
Parallel Interface Control
21
Serial Interface
22
Printing Operation
23
Printhead Control
24
Print Compensation Control
26
Space Motor Control
26
Line Feed
27
Bail, Tractor Switching, AG, Ribbon Motor Control
28
Operation Panel
29
Alarm Circuits
31
Power Supply Circuit
33
Mechanical Operation
34
Printhead Mechanism and Operation
34
Spacing Operation
36
Head Gap Adjusting
37
Ribbon Drive
40
Paper Feed Mechanism
41
Bail Feed Mechanism
45
Paper End Detection Mechanism
47
3 Parts Replacement
49
Precautions for Parts Replacement
49
Parts Layout
52
How to Change Parts
53
Cover-Assy-Access / Cover-Assy-Side (R) / Cover-Assy-Side (L) /Cover-Assy-Front / Frame-Assy-Rear / Plate-Front (Stuck)
54
Printer Unit
55
Control Block [Control Board (PMA Printed Board), Driver Board (PDA Printed Board)]
56
Power Supply Assy
57
PG Cooling Fan
58
I/F Board (PHA Printed Board)
59
AG Board (PGA Printed Board) / Connector Cord
60
AG Motor Assy
61
Mini Pitch Belt
62
Tractor Change Motor Assy
63
Bail Motor Assy
64
LF Motor Assy
65
Head Cooling Fan 1
66
Head Cooling Fan 2
67
Space Motor
68
Operator Board (POA Printed Board)
69
Ribbon Feed Assy
70
Printing Head
71
Head Cable
72
Ribbon Protector
73
Space Motor Fan
74
Junction Board
75
Cover Open Switch Assy / Ribbon Rotation Sensor
76
Interlock Switch / Interlock Switch Cord Assy
77
Knob Bracket Assy
78
Space Belt
79
AG Sensor Frame / Start Searching Sensor
80
Paper Jam Sensor Assy / Bail PE Sensor Assy
81
Sprocket Assy (L) (R) (Front Tractor)
82
Sheet Feeder Assy (L) Rear / Sheet Feeder Assy (R) Rear
83
Bail Assy
86
4 Adjustments
87
5 Cleanig and Lubrication
94
Cleaning
94
Lubrication
96
Right Side View
97
Left Side View
98
6 Troubleshooting and Repair
104
Items to Check before Repair
104
Troubleshooting Table
104
Lamp and LCD Display
105
Part Layout
109
Connection
111
7 Parts List
112
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