
1 INTRODUCTION 4
1.1. ABOUT LEAD FREE SOLDER (PbF: Pb free) 4
1.2. SAFETY PRECAUTIONS 6
1.3. INSULATION RESISTANCE TEST 6
1.4. FOR SERVICE TECHNICIANS 6
1.5. BATTERY CAUTION 6
1.6. AC CAUTION 7
1.7. PERSONAL SAFETY PRECAUTIONS 7
1.8. SERVICE PRECAUTIONS 8
2 FEATURES AND SPECIFICATIONS 9
2.1. FEATURES 9
2.2. OPTIONAL ACCESSORIES 9
2.3. SPECIFICATIONS 10
3 LOCATION 11
3.1. OVERVIEW 11
3.2. CONTROL PANEL 12
4 INSTALLATION 14
4.1. INSTALLATION SPACE 14
4.2. CONNECTIONS 15
4.3. BATTERY CHARGE 15
4.4. INSTALLING THE INK FILM 16
4.5. REPLACING THE INK FILM 18
4.6. INSTALLING THE PAPER TRAY 18
4.7. INSTALLING THE RECORDING PAPER 19
4.8. BATTERY INSTALLATION 20
4.9. BATTERY REPLACEMENT 21
4.10. INSTALLING THE BELT CLIP 21
4.11. INSTALLING THE HEADSET (optional) 22
4.12. SETTING YOUR LOGO 22
5 MAINTENANCE 24
5.1. MAINTENANCE ITEMS AND COMPONENT LOCATIONS
24
5.2. GEAR SECTION 26
5.3. JAMS 29
5.4. CLEANING 32
6 DISASSEMBLY INSTRUCTIONS 34
6.1. DISASSEMBLY FLOWCHART 34
6.2. DISASSEMBLY PROCEDURE 36
7 TROUBLESHOOTING GUIDE 51
7.1. TROUBLESHOOTING SUMMARY 51
7.2. USER RECOVERABLE ERRORS 52
7.3. PROGRAMMING AND LISTS 55
7.4. TEST FUNCTIONS 58
7.5. REMOTE PROGRAMMING 74
7.6. THE EXAMPLE OF THE PRINTED LIST 77
7.7. TROUBLESHOOTING DETAILS 81
8 CIRCUIT OPERATIONS 147
8.1. CONNECTION DIAGRAM 147
8.2. GENERAL BLOCK DIAGRAM 148
8.3. CONTROL SECTION 150
8.4. FACSIMILE SECTION 159
8.5. SENSORS AND SWITCHES 166
8.6. MODEM SECTION 169
8.7. DESCRIPTION OF BLOCK DIAGRAM IN ANALOG
SECTION 176
8.8. NCU SECTION 178
8.9. ITS (Integrated Telephone System) AND MONITOR
SECTION 182
8.10. ATAS (Automatic Telephone Answering System)
SECTION 182
8.11. OPERATION BOARD SECTION 183
8.12. LCD SECTION 184
8.13. POWER SUPPLY BOARD SECTION 185
8.14. CORDLESS SECTION (BASE UNIT) 188
8.15. CORDLESS SECTION (HANDSET) 194
8.16. CPU DATA (Cordless Base Board) 198
8.17. CPU DATA (Handset) 199
8.18. EXPLANATION OF RF UNIT TERMINALS (RF Unit) 200
9 REFERENCE MATERIAL DATA 201
9.1. TERMINAL GUIDE OF THE ICs TRANSISTORS AND
DIODES 201
9.2. HOW TO REPLACE THE FLAT PACKAGE IC 202
9.3. TEST CHART 204
10 FIXTURES AND TOOLS 206
11 CABINET, MECHANICAL AND ELECTRICAL PARTS
LOCATION 207
11.1. GENERAL SECTION 207
11.2. OPERATION PANEL SECTION 208
11.3. UPPER CABINET SECTION 209
11.4. BACK COVER SECTION 210
11.5. LOWER CABINET / P.C.BOARD SECTION 213
11.6. GEAR BLOCK SECTION 214
11.7. HANDSET SECTION 215
11.8. SCREWS 216
12 ACCESSORIES AND PACKING MATERIALS 217
13 REPLACEMENT PARTS LIST 218
13.1. CABINET AND ELECTRICAL PARTS 218
13.2. DIGITAL BOARD PARTS 220
13.3. ANALOG BOARD PARTS 222
13.4. OPERATION BOARD PARTS 223
13.5. POWER SUPPLY BOARD PARTS 224
13.6. CORDLESS BASE BOARD PARTS 225
13.7. HANDSET BOARD PARTS 226
13.8. SENSOR BOARD PARTS 227
13.9. FIXTURES AND TOOLS 227
14 PRINTED CIRCUIT BOARD 229
14.1. DIGITAL BOARD (PCB1) 229
14.2. ANALOG BOARD (PCB2) 231
14.3. OPERATION BOARD (PCB3) 233
14.4. POWER SUPPLY BOARD (PCB4) 234
14.5. CORDLESS BASE BOARD (PCB5) 235
14.6. HANDSET BOARD (PCB6) 236
CONTENTS
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