KX-FT502RU-B, KX-FT502RU-W, KX-FT504RU-B, KX-FT504RU-W - Panasonic Fax Service Manual (repair manual). Page 3

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KX-FT502RU-B / KX-FT502RU-W / KX-FT504RU-B / KX-FT504RU-W
12.5.10. Sensor Section ------------------------------------- 115
12.5.11. CIS (Contact Image Sensor) Section --------- 117
12.5.12. Thermal Head Section---------------------------- 118
13 Service Fixture & Tools-------------------------------------- 119
14 Disassembly and Assembly Instructions ------------- 120
14.1. Upper Cabinet Section -------------------------------- 121
14.1.1. How to Remove the Image Sensor (CIS)
and Feed Roller ------------------------------------ 121
14.1.2. How to Remove the Cutter Unit (KX-
FT504 only) ----------------------------------------- 122
14.1.3. How to Remove the Lock Lever and
Thermal Head -------------------------------------- 123
14.2. Lower Cabinet Section -------------------------------- 124
14.2.1. How to Remove the Bottom Frame ----------- 124
14.2.2. How to Remove the P. C. Boards and
Power Cord------------------------------------------ 125
14.2.3. How to Remove the Gear Block and
Separation Roller ---------------------------------- 126
14.2.4. How to Remove the Motor of Gear Block---- 126
14.3. Operation Panel Section  ----------------------------- 127
14.3.1. How to Remove the Operation Panel
Block -------------------------------------------------- 127
14.3.2. How to Remove the Operation Board,
LCD and Platen Roller---------------------------- 128
14.3.3. How to Remove the Separation Rubber
Flap---------------------------------------------------- 129
14.4. Installation Position of the Lead Wires ------------ 130
15 Maintenance----------------------------------------------------- 132
15.1. Maintenance Items and Component Locations - 132
15.1.1. Outline ------------------------------------------------ 132
15.1.2. Component Locations ---------------------------- 132
15.1.3. Maintenance List----------------------------------- 133
15.1.4. Maintenance Cycle -------------------------------- 133
15.2. Gear Section--------------------------------------------- 134
15.2.1. Mode Selection------------------------------------- 134
15.2.2. Mode Operation ------------------------------------ 135
15.2.3. Mechanical Movements in the Main
Operations------------------------------------------- 137
15.3. Jams ------------------------------------------------------- 140
15.3.1. Recording Paper Jams --------------------------- 140
15.3.2. Document Jams Sending ------------------------ 141
15.4. Cleaning -------------------------------------------------- 141
15.4.1. Document Feeder/Scanner Glass
Cleaning---------------------------------------------- 141
15.4.2. Thermal Head Cleaning-------------------------- 142
16 Miscellaneous -------------------------------------------------- 143
16.1. Terminal Guide of ICs Transistors and Diodes-- 143
16.1.1. Digital Board ---------------------------------------- 143
16.1.2. Analog Board --------------------------------------- 143
16.1.3. Operation Board ----------------------------------- 144
16.1.4. Power Supply Board ------------------------------ 144
16.2. How to Replace the Flat Package IC-------------- 145
16.2.1. Preparation ------------------------------------------ 145
16.2.2. Flat Package IC Removal Procedure--------- 145
16.2.3. Flat Package IC Installation Procedure ------ 145
16.2.4. Bridge Modification Procedure ----------------- 145
16.3. Test Chart------------------------------------------------- 146
16.3.1. ITU-T No.1 Test Chart ---------------------------- 146
16.3.2. ITU-T No.2 Test Chart ---------------------------- 147
17 Schematic Diagram ------------------------------------------- 148
17.1. Digital Board (PCB1) (KX-FT502) ------------------ 148
17.2. Digital Board (PCB1) (KX-FT504) ----------------- 150
17.3. Analog Board (PCB2) --------------------------------- 152
17.4. Operation Board (PCB3) ----------------------------- 154
17.5. Power Supply Board (PCB4)------------------------ 155
18 Printed Circuit Board ---------------------------------------- 157
18.1. Digital Board (PCB1) ---------------------------------- 157
18.1.1. Component View ---------------------------------- 157
18.1.2. Bottom View ---------------------------------------- 158
18.2. Analog Board (PCB2)  -------------------------------- 159
18.2.1. Component View  --------------------------------- 159
18.2.2. Bottom View ---------------------------------------- 160
18.3. Operation Board (PCB3) ----------------------------- 161
18.4. Power Supply Board (PCB4)------------------------ 162
19 Appendix Information of Schematic Diagram ------- 163
20 Exploded View and Replacement Parts List --------- 164
20.1. Cabinet and Mechanical Parts Location---------- 166
20.1.1. Operation Panel Section ------------------------ 166
20.1.2. Upper Cabinet Section--------------------------- 168
20.1.3. Lower Cabinet Section--------------------------- 170
20.1.4. Bottom Cabinet Section ------------------------- 172
20.1.5. Gear Block Section ------------------------------- 174
20.1.6. Screws ----------------------------------------------- 176
20.1.7. Accessories and Packing Materials ---------- 178
20.2. Electrical Parts List ------------------------------------ 180
20.2.1. Digital Board Parts  ------------------------------- 180
20.2.2. Analog Board Parts  ------------------------------ 181
20.2.3. Operation Board Parts --------------------------- 182
20.2.4. Power Supply Board Parts---------------------- 183
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