2
TABLE OF CONTENTS
Printer Specifications
4
Parallel Interface Specifications
11
Serial Interface Specifications
13
Print Head Adjust Label
16
Printer Features
17
Hexadecimal Dump Function
18
Self Test Function
18
Safety Auto Stop Function
19
Print Head Gap Adjustment
19
Print Position Adjustment
20
Paper Feed Position Adjustment
22
Wiring Diagram
23
Control Diagram
24
Troubleshooting 25
Control ROM and PCB Replacement
25
Troubleshooting Guide
26
Error Message Remedies
27
Trouble Symptoms
31
Repair Flow Charts
33
Mechanical Replacement
49
Print Head and FFC Cable Replacement
51
Ribbon Guide Assembly Replacement
52
Carriage Motor Assembly Replacement
53
Carriage Timing Belt Replacement
54
Line Feed Motor Assembly Replacement
55
Platen Replacement
56
Friction Mechanism Replacement
56
Ribbon Motor Assembly Replacement
58
HA Motor Replacement
59
Paper Edge Sensor Replacement
60
Carriage Replacement
61
Summary of Contents for Accel-7350
Page 1: ...1 Accel 7350 Dot Matrix Printer Service Manual Document 130034 ...
Page 24: ...23 Wiring Diagram ...
Page 25: ...24 Control Diagram ...
Page 36: ...35 Extra Dot Printing Improper character ...
Page 37: ...36 Incorrect Printing Irregular print data ...
Page 38: ...37 No LCD Display Half of the LCD lights up ...
Page 39: ...38 No LCD Display Completely blank ...
Page 40: ...39 Control Keys Not Functioning ...
Page 41: ...40 No Buzzer Abnormal Ribbon Feeding Causing abnormal carriage movement ...
Page 42: ...41 No Line Feed or Inconsistent Line Feeding ...
Page 43: ...42 Carriage Error ...
Page 44: ...43 ...
Page 46: ...45 Cover Open Error Will Not Cancel With Cover Closed ...
Page 47: ...46 No Fanfold Paper Reverse Line Feed ...
Page 48: ...47 Printing Does Not Stop After Paper Is Ejected ...
Page 49: ...48 Not Powering Up ...
Page 94: ...93 Indicator Circuit ...
Page 95: ...94 I F Circuit ...
Page 96: ...95 Slide SW Circuit ...
Page 97: ...96 Power Circuit ...
Page 98: ...97 Exploded View 1 6 Following pages require Legal size paper for printing ...
Page 99: ...98 Exploded View 2 6 ...
Page 100: ...99 Exploded View 3 6 ...
Page 101: ...100 Exploded View 4 6 ...
Page 102: ...101 Exploded View 5 6 ...
Page 103: ...102 Exploded View 6 6 ...
Page 119: ...126 ...