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MAINTENANCE GUIDE
1.
Preventive Maintenance
1-1. Preventive Maintenance
Operations to prevent failure are performed during service.
Preventive Maintenance Procedure:
(1)
Check for the operating status of the printer.
(2)
Record the accumulated number of printed sheets.
Note: Use the number as a standard for replacing recommended renewal parts.
The accumulated number of printed sheets can be obtained by “Page count” printed in “Status and Setup
Report” by operating the control panel.
(3)
Print several sheets to ensure normal operation.
(4)
Remove the trans. chute assy and clean the eliminator with a brush, etc..
(5)
Clean the paper transport path and rolls for transporting paper with a brush and dry waste.
Note: When the parts are considerably dirty, clean with a wet cloth (waste) and then with a dry cloth (waste).
Do not touch the BTR surface of the BTR assembly.
(6)
Cleaning the air exit of the fan.
Remove the right cover and brush off dust on the air exit areas of the fan and the right cover.
Note: Clogging in the air exits may result in temperature rise in the printer, causing failure.
(7)
Reprint several sheets to ensure normal operation.
1-2. Consumables
Consumables are to be replaced by customers, while they may be replaced to fix the failure caused by consumables or
to locate the cause of failure.
•
EPX toner cartridge:
Its life standard is printing approx. 8000 sheets of paper of A4 size at an image coverage of 2.8%.
Note: Even with A4 size paper and an image coverage of 2.8%, the number of paper to print, a standard of the life of the
EPX toner cartridge, may vary according to the sensitivity of the drum itself and image contents.
Do not remove the EPX toner cartridge from its packaging until you are ready to use it. The shelf life of an unopened
cartridge package is 2 years of storage plus usage in the normal condition.
1-3. Parts Replacement Schedule
It is recommended that recommended renewal parts be replaced for each predetermined number of sheets to print for
failure preventive purposes.
Fuser assy (number of sheets to print for recommended renewal of parts: 100,000)
Содержание LS-5 SERIES
Страница 1: ...LASER PRINTER LS 5 SERIES TECHNICAL MANUAL SECOND EDITION ...
Страница 4: ... 2 GENERAL SPECIFICATIONS ...
Страница 6: ... 2 GENERAL SPECIFICATIONS ...
Страница 14: ... 10 THEORY OF OPERATION ...
Страница 20: ... 16 THEORY OF OPERATION Figure 2 5 Cassette Feed ...
Страница 22: ... 18 THEORY OF OPERATION Figure 2 6 Paper Transportation ...
Страница 25: ... 21 THEORY OF OPERATION Figure 2 8 Drive Figure 2 9 ROS Assy Figure 2 10 EPX Toner Cartridge ...
Страница 28: ...REPLACEMENT AND ADJUSTMENTS OF PARTS 24 ...
Страница 56: ... 52 MAINTENANCE GUIDE ...
Страница 84: ... 80 TROUBLESHOOTING ...
Страница 136: ... 2 GENERAL SPECIFICATIONS ...
Страница 140: ... 136 2 Cassette Feed 2 1 Disassembly Drawing ...
Страница 142: ... 138 3 Paper Transportation 3 1 Disassembly Drawing ...
Страница 144: ... 140 4 Fusing Paper Exit 4 1 Disassembly Drawing ...
Страница 146: ... 142 5 Drive Photographics 5 1 Disassembly Drawing ...
Страница 148: ... 144 6 Electrical 6 1 Disassembly Drawing ...
Страница 151: ... 147 7 Optional Feeder Unit 250 7 1 Disassembly Drawing ...
Страница 153: ... 149 8 Optional Feeder Unit 500 8 1 Disassembly Drawing ...
Страница 158: ... 154 10 Main Logic Board LS 5EX TT 10 1 Circuit Diagram Title BLOCK DIAGRAM ...
Страница 159: ... 155 Main Logic Board LS 5EX TT 1 10 Title CPU BLOCK 1 ...
Страница 160: ... 156 Main Logic Board LS 5EX TT 2 10 Title G A BLOCK 2 ...
Страница 161: ... 157 Main Logic Board LS 5EX TT 3 10 Title RAM BLOCK 3 ...
Страница 162: ... 158 Main Logic Board LS 5EX TT 4 10 4Title ROM BLOCK ...
Страница 163: ... 159 Main Logic Board LS 5EX TT 5 10 Title ENGINE I F BLOCK 5 ...
Страница 164: ... 160 Main Logic Board LS 5EX TT 6 10 6Title FONT CART CN BLOCK ...
Страница 165: ... 161 Main Logic Board LS 5EX TT 7 10 Title CENT I F BLOCK 7 ...
Страница 166: ... 162 Main Logic Board LS 5EX TT 8 10 Title SERIAL I F BLOCK 8 ...
Страница 167: ... 163 Main Logic Board LS 5EX TT 9 10 9Title EXROM BLOCK ...
Страница 168: ... 164 Main Logic Board LS 5EX TT 10 10 10 Title POWER BLOCK ...
Страница 169: ... 165 10 2 Component Layout Parts Side ...
Страница 170: ... 166 10 2 Component Layout Solder Side ...
Страница 174: ... 170 11 Main Logic Board LS 5 11 1 Circuit Diagram Title BLOCK DIAGRAM ...
Страница 175: ... 171 Main Logic Board LS 5 1 7 Title CPU BLOCK 1 ...
Страница 176: ... 172 Main Logic Board LS 5 2 7 Title G A BLOCK 2 ...
Страница 177: ... 173 Main Logic Board LS 5 3 7 Title RAM BLOCK 3 ...
Страница 178: ... 174 Main Logic Board LS 5 4 7 4Title ROM BLOCK ...
Страница 179: ... 175 Main Logic Board LS 5 5 7 Title CARTRIDGE BLOCK 5 ...
Страница 180: ... 176 Main Logic Board LS 5 6 7 6Title PARALLEL SERIAL IF BLOCK ...
Страница 181: ... 177 Main Logic Board LS 5 7 7 Title PANEL EET ENGINE IF BLOCK 7 ...
Страница 182: ... 178 11 2 Component Layout Parts Side ...
Страница 183: ... 179 11 2 Component Layout Solder Side ...
Страница 186: ... 182 12 ROM Board MS 12 1 Circuit Diagram Title BLOCK DIAGRAM ...
Страница 187: ... 183 ROM Board MS 1 2 Title CONNECTOR DECODE BLOCK 1 ...
Страница 188: ... 184 ROM Board MS 2 2 Title ROM BLOCK 2 ...
Страница 189: ... 185 12 2 Component Layout Parts side Solder side ...
Страница 191: ... 187 13 RAM Board 13 1 Circuit Diagram Title RAM BOARD ...
Страница 192: ... 188 13 2 Component Layout Parts side ...
Страница 194: ... 190 14 RAM Module 1MB 14 1 Circuit Diagram ...
Страница 196: ... 192 15 RAM Module 2MB 15 1 Circuit Diagram ...
Страница 198: ... 194 16 Font Cartridge 16 1 Circuit Diagram ...
Страница 199: ... 195 16 2 Component Layout Parts side ...
Страница 203: ... 2 GENERAL SPECIFICATIONS ...