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Table of Contents Page
....3.13.1 Function List 127
....3.12.2 LED Test 128
....3.13.3 LCD Test 129
....3.13.4 LCD Test 130
....3.13.5 SRAM Check 131
....3.13.6 DRAM Check 132
....3.3.17 RTC Test 133
3.14 Line Test 134
....3.14.1 Relay Test 135
....3.14.2 Tonal Signal Test 136
....3.14.3 DTMF Output Test 137
3.15 JP1, JP2 Battery Backup 138
3.16 DRAM Memory Backup 139
4 Troubleshooting Procedures
4.1 Troubleshooting Outline 140
4.2 Recording Paper Jam 141
4.3 Recording Paper Jam 142
4.4 Document Feeder Jam 143
4.5 Document Feeder Multi-feeding 144
4.6 Transmit Errors 145
4.7 Transmit Black Lines 146
4.8 Cannot Transmit 147
4.9 Receive Errors 148
4.10 Will Not Auto-Answer 149
4.11 Clearing Jammed Paper 150
....4.11.1 Original Document Jam 151
....4.11.2 Printed document jams 152
4.12 Image Quality Problems 153
4.13 Cleaning the Unit 154
....4.13.1 Cleaning the Air Vents 155
....4.13.2 Cleaning the Document Feeder Area 156
....4.13.3 Cleaning the Transfer Roller: 157
4.14 LCD Error Messages 158
4.15 Error Codes 159
....Dialing errors 160
....Reception errors 161
....Transmission errors 162
....Communication Error Messages 163
4.16 "Please Call Service" Error 164
....4.16.1 Printer Initialization Error 165
....4.16.2 Laser Error 166
....4.16.3 Polygon Mirror Error 167
....4.16.4 Fan Motor Error 168
....4.16.5 Fuser Malfunction 169