Read Panasonic KX-MB773RU / KX-MB773UA (serv.man8) Service Manual online
2
KX-MB773RU/UA
TABLE OF CONTENTS
PAGE
PAGE
1 Safety Precautions -----------------------------------------------3
1.1. FOR SERVICE TECHNICIANS ------------------------3
1.2. AC CAUTION -----------------------------------------------3
1.3. PERSONAL SAFETY PRECAUTIONS --------------4
1.4. SERVICE PRECAUTIONS ------------------------------4
1.2. AC CAUTION -----------------------------------------------3
1.3. PERSONAL SAFETY PRECAUTIONS --------------4
1.4. SERVICE PRECAUTIONS ------------------------------4
2 Warning --------------------------------------------------------------5
2.1. ABOUT LEAD FREE SOLDER (PbF: Pb free) -----5
2.2. Discarding of P. C. Board --------------------------------5
2.3. INSULATION RESISTANCE TEST--------------------6
2.4. BATTERY CAUTION --------------------------------------6
2.5. LASER BEAM AND FUSER UNIT SECTION ------6
2.2. Discarding of P. C. Board --------------------------------5
2.3. INSULATION RESISTANCE TEST--------------------6
2.4. BATTERY CAUTION --------------------------------------6
2.5. LASER BEAM AND FUSER UNIT SECTION ------6
3 Specifications ------------------------------------------------------7
4 General/Introduction ---------------------------------------------8
4 General/Introduction ---------------------------------------------8
4.1. OPTIONAL ACCESSORIES ----------------------------8
4.2. Translation Lists --------------------------------------------8
4.2. Translation Lists --------------------------------------------8
5 Features ------------------------------------------------------------ 10
5.1. General Features----------------------------------------- 10
5.2. HARDWARE REQUIREMENTS FOR MULTI-
5.2. HARDWARE REQUIREMENTS FOR MULTI-
FUNCTION SOFTWARE------------------------------- 10
6 Technical Descriptions---------------------------------------- 11
6.1. CONNECTION DIAGRAM ----------------------------- 11
6.2. GENERAL BLOCK DIAGRAM------------------------ 12
6.3. MAIN BOARD SECTION------------------------------- 14
6.4. NCU SECTION ------------------------------------------- 26
6.5. ITS (Integrated telephone System) and
6.2. GENERAL BLOCK DIAGRAM------------------------ 12
6.3. MAIN BOARD SECTION------------------------------- 14
6.4. NCU SECTION ------------------------------------------- 26
6.5. ITS (Integrated telephone System) and
MONITOR SECTION------------------------------------ 27
6.6. CIS CONTROL SECTION ----------------------------- 28
6.7. MOTOR DRIVE SECTION----------------------------- 29
6.8. TIMING CHART AND WAVE FORM OF
6.7. MOTOR DRIVE SECTION----------------------------- 29
6.8. TIMING CHART AND WAVE FORM OF
SCANNER MOTORS ----------------------------------- 33
6.9. FAN MOTOR SECTION -------------------------------- 36
6.10. SOLENOID DRIVER SECTION ---------------------- 38
6.11. LSU (Laser Scanning Unit) SECTION -------------- 39
6.12. SENSORS AND SWITCHES SECTION ----------- 41
6.13. OPERATION BOARD SECTION--------------------- 49
6.14. LCD SECTION-------------------------------------------- 50
6.15. HVPS (High Voltage Power Supply)
6.13. OPERATION BOARD SECTION--------------------- 49
6.14. LCD SECTION-------------------------------------------- 50
6.15. HVPS (High Voltage Power Supply)
SECTION--------------------------------------------------- 51
6.16. HEAT LAMP CONTROL CIRCUIT------------------- 53
6.17. Main Board Section-------------------------------------- 58
6.18. POWER SUPPLY BOARD SECTION -------------- 61
6.19. Mechanical Operation----------------------------------- 62
6.17. Main Board Section-------------------------------------- 58
6.18. POWER SUPPLY BOARD SECTION -------------- 61
6.19. Mechanical Operation----------------------------------- 62
7 Location of Controls and Components------------------ 64
7.1. OVERVIEW------------------------------------------------ 64
7.2. CONTROL PANEL--------------------------------------- 65
7.2. CONTROL PANEL--------------------------------------- 65
8 Installation Instructions--------------------------------------- 66
8.1. INSTALLATION ------------------------------------------- 66
8.2. CONNECTIONS------------------------------------------ 78
8.2. CONNECTIONS------------------------------------------ 78
9 Operation Instructions ---------------------------------------- 79
9.1. YOUR LOGO--------------------------------------------- 79
10 Test Mode---------------------------------------------------------- 81
10.1. TEST FUNCTIONS -------------------------------------- 81
11 Service Mode ----------------------------------------------------- 85
11.1. PROGRAMMING AND LISTS ------------------------ 85
11.2. USER MODE (The list below is an example of
11.2. USER MODE (The list below is an example of
the SYSTEM SETUP LIST the unit prints out.) --- 89
11.3. SERVICE MODE SETTINGS (Example of a
printed out list) -------------------------------------------- 91
11.4. HISTORY -------------------------------------------------- 92
12 Troubleshooting Guide --------------------------------------- 95
12.1. USER RECOVERABLE ERRORS ------------------ 95
12.2. REMOTE PROGRAMMING -------------------------- 97
12.3. TROUBLESHOOTING DETAILS -------------------102
12.4. DOCUMENT JAMS (AUTO DOCUMENT
12.2. REMOTE PROGRAMMING -------------------------- 97
12.3. TROUBLESHOOTING DETAILS -------------------102
12.4. DOCUMENT JAMS (AUTO DOCUMENT
FEEDER) -------------------------------------------------176
12.5. RECORDING PAPER JAM --------------------------178
13 Service Fixture & Tools--------------------------------------187
14 Disassembly and Assembly Instructions -------------188
14 Disassembly and Assembly Instructions -------------188
14.1. ADF SECTION ------------------------------------------189
14.2. REMOVE ADF SECTION (1)------------------------190
14.3. REMOVE ADF SECTION ----------------------------191
14.4. REMOVE TOP COVER SECTION-----------------192
14.5. REMOVE SCANNER GLASS SECTION---------193
14.6. REMOVE OPERATION PANEL SECTION ------194
14.7. LEFT SIDE SECTION ---------------------------------195
14.8. REMOVE MAIN BOARD -----------------------------195
14.9. REMOVE GEAR CHASSIS SECTION------------196
14.2. REMOVE ADF SECTION (1)------------------------190
14.3. REMOVE ADF SECTION ----------------------------191
14.4. REMOVE TOP COVER SECTION-----------------192
14.5. REMOVE SCANNER GLASS SECTION---------193
14.6. REMOVE OPERATION PANEL SECTION ------194
14.7. LEFT SIDE SECTION ---------------------------------195
14.8. REMOVE MAIN BOARD -----------------------------195
14.9. REMOVE GEAR CHASSIS SECTION------------196
14.10. REMOVE PAPER FEED ROLLER -----------------197
14.11. RIGHT SIDE SECTION ------------------------------- 197
14.12. REMOVE RIGHT SIDE COVER SECTION------198
14.13. LOWER SIDE CABINET SECTION ---------------199
14.14. REMOVE RIGHT CASSETTE GUIDE ------------200
14.15. REMOVE PICK UP BOARD -------------------------200
14.16. REMOVE HIGH VOLTAGE POWER BOARD---201
14.17. REMOVE PICK UP ROLLER UNIT----------------202
14.18. REMOVE LOW VOLTAGE POWER BOARD ---203
14.19. REMOVE FUSER UNIT------------------------------- 204
14.20. Installation Position of The Lead--------------------205
14.13. LOWER SIDE CABINET SECTION ---------------199
14.14. REMOVE RIGHT CASSETTE GUIDE ------------200
14.15. REMOVE PICK UP BOARD -------------------------200
14.16. REMOVE HIGH VOLTAGE POWER BOARD---201
14.17. REMOVE PICK UP ROLLER UNIT----------------202
14.18. REMOVE LOW VOLTAGE POWER BOARD ---203
14.19. REMOVE FUSER UNIT------------------------------- 204
14.20. Installation Position of The Lead--------------------205
15 Maintenance----------------------------------------------------- 211
15.1. MAINTENANCE ITEMS AND COMPONENT
LOCATIONS --------------------------------------------- 211
15.2. MAINTENANCE-----------------------------------------213
15.3. PRINTING OPERATION PRINCIPLE -------------218
15.4. TERMINAL GUIDE OF THE ICs
15.3. PRINTING OPERATION PRINCIPLE -------------218
15.4. TERMINAL GUIDE OF THE ICs
TRANSISTORS AND DIODES----------------------223
15.5. HOW TO REPLACE THE FLAT PACKAGE IC -225
15.6. MAIN BOARD SECTION -----------------------------227
15.7. TEST CHART--------------------------------------------229
15.6. MAIN BOARD SECTION -----------------------------227
15.7. TEST CHART--------------------------------------------229
16 Schematic Diagram -------------------------------------------231
16.1. For Schematic Diagram------------------------------- 231
16.2. MAIN BOARD (1)--------------------------------------- 232
16.3. MAIN BOARD (2)--------------------------------------- 236
16.4. MAIN BOARD (3)--------------------------------------- 238
16.5. MAIN BOARD (4)--------------------------------------- 240
16.6. OPERATION BOARD ---------------------------------242
16.7. SENSOR BOARD --------------------------------------243
16.8. HOOK SWITHC BOARD -----------------------------244
16.2. MAIN BOARD (1)--------------------------------------- 232
16.3. MAIN BOARD (2)--------------------------------------- 236
16.4. MAIN BOARD (3)--------------------------------------- 238
16.5. MAIN BOARD (4)--------------------------------------- 240
16.6. OPERATION BOARD ---------------------------------242
16.7. SENSOR BOARD --------------------------------------243
16.8. HOOK SWITHC BOARD -----------------------------244
17 Printed Circuit Board-----------------------------------------245
17.1. MAIN BOARD -------------------------------------------245
17.2. OPERATION BOARD ---------------------------------247
17.3. SENSOR BOARD --------------------------------------249
17.4. HOOK SWITCH BOARD -----------------------------252
17.2. OPERATION BOARD ---------------------------------247
17.3. SENSOR BOARD --------------------------------------249
17.4. HOOK SWITCH BOARD -----------------------------252
18 Exploded View and Replacement Parts List----------253
18.1. CABINET, MECHANICAL AND ELECTRICAL
PARTS LOCATION-------------------------------------253
18.2. REPLACEMENT PARTS LIST ----------------------267
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