![background image](http://html1.mh-extra.com/html/okidata/ol400/ol400_service-manual_3697857004.webp)
Table of Contents
Page
........RAP 07: Light or Blurred Images
82
........RAP 09: Blank Output
83
........RAP 10: Vertical Black Stripes
84
........RAP 11: Repeating Marks
85
........RAP 12: Blank Spots
86
........RAP 13: Vertical White Stripes
87
........RAP 14: Black Page
88
........RAP 15: Poor Fusing
89
4.7 Self-Tests
90
A Reference Charts
A.1 Overview
91
A.2 Charts
92
....A.2.01 Main Controller Board (LBPE / LBPF)
93
....A.2.02 Engine Controller Board (LLAB)
94
....A.2.03 Operator Panel PCB (LLDC)
95
....A.2.04 Engine Connection PCB (LLCC)
96
....A.2.05 Centronics Parallel Interface PCB (LLCP / LLCQ)
97
....A.2.06 RS-232C Interface PCB (LLRS)
98
....A.2.07 Expansion RAM Board (optional) (RAMK / RAMH)
99
....A.2.08 Power Interconnect Board (LLIE)
100
....A.2.09 Power Supply Unit
101
B Illustrated Parts Listing
B.1 Illustrated Parts Listing
102
....B.1.02 Definitions of Terms
103
....B.1.03 Parts Ordering Information
104
B.2 Charts
105
....B.2.01 Items 1 - 7
106
....B.2.02 Items 8 - 16
107
....B.2.03 Items 17 - 27, and 41
108
....B.2.04 Items 28 - 35
109
....B.2.05 Items 36 - 40
110