Panasonic KX-FT931LA-B, Service Manual

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KX-FT931LA-B
TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions ----------------------------------------------- 3
1.1. For Service Technicians ----------------------------------3
1.2. AC Caution---------------------------------------------------4
1.3. Personal Safety Precautions ----------------------------5
1.4. Service Precautions ---------------------------------------6
2 Warning -------------------------------------------------------------- 7
2.1. About Lead Free Solder (PbF: Pb free) --------------7
2.2. Insulation Resistance Test -------------------------------7
2.3. Battery Caution ---------------------------------------------7
3 Specifications ------------------------------------------------------ 8
4 General/Introduction --------------------------------------------- 9
4.1. Optional Accessories--------------------------------------9
4.2. Translation Lists --------------------------------------------9
5 Features ------------------------------------------------------------ 10
5.1. ---------------------------------------------------------------- 10
6 Technical Descriptions ---------------------------------------- 11
6.1. Connection Diagram------------------------------------- 11
6.2. General Block Diagram--------------------------------- 12
6.3. Control Section ------------------------------------------- 14
6.4. Facsimile Section ---------------------------------------- 20
6.5. Sensors and Switches ---------------------------------- 26
6.6. Modem Section ------------------------------------------- 30
6.7. NCU Section----------------------------------------------- 37
6.8. ITS (Integrated Telephone System) and
Monitor Section ------------------------------------------- 41
6.9. ATAS (Automatic Telephone Answering
System) Section ------------------------------------------ 41
6.10. Operation Board Section ------------------------------- 43
6.11. LCD Section ----------------------------------------------- 44
6.12. Power Supply Board Section-------------------------- 45
7 Location of Controls and Components ------------------ 48
7.1. Overview --------------------------------------------------- 48
7.2. Control Panel---------------------------------------------- 49
8 Installation Instructions --------------------------------------- 50
8.1. Installation Space ---------------------------------------- 50
8.2. Connections ----------------------------------------------- 50
8.3. Installing the Recording Paper------------------------ 51
9 Operation Instructions ---------------------------------------- 52
9.1. Setting Your Logo ---------------------------------------- 52
10 Test Mode ---------------------------------------------------------- 54
10.1. DTMF Single Tone Transmit Selection ------------- 55
10.2. Button Code Table --------------------------------------- 55
10.3. Print Test Pattern----------------------------------------- 55
11 Service Mode ----------------------------------------------------- 56
11.1. Programming and Lists --------------------------------- 56
11.2. The Example of the Printed List ---------------------- 59
12 Troubleshooting Guide ---------------------------------------- 63
12.1. Troubleshooting summary ----------------------------- 63
12.2. Error Messages-Display -------------------------------- 64
12.3. Error Messages Report--------------------------------- 65
12.4. Remote Programming----------------------------------- 87
12.5. Troubleshooting Details -------------------------------- 90
13 Service Fixture & Tools ------------------------------------- 116
14 Disassembly and Assembly Instructions ------------- 117
14.1. Disassembly Flowchart --------------------------------117
14.2. Disassembly Procedurel-------------------------------119
15 Maintenance ---------------------------------------------------- 128
15.1. Maintenance Items and Componet Locations -- 128
15.2. Gear Section---------------------------------------------130
15.3. Jams -------------------------------------------------------136
15.4. Cleaning---------------------------------------------------137
16 Miscellaneous -------------------------------------------------- 138
16.1. Terninal Guide of the ICs, Transistors and
Diodes -----------------------------------------------------138
16.2. How to Replace the Flat Package IC -------------- 140
16.3. Test Chart------------------------------------------------ 142
17 Schematic Diagram ------------------------------------------- 145
17.1. Digital Board ---------------------------------------------145
17.2. Analog Board --------------------------------------------147
17.3. Operation Board ----------------------------------------149
17.4. Power Supply Board -----------------------------------150
18 Printed Circuit Board ----------------------------------------- 152
18.1. Digital Board ---------------------------------------------152
18.2. Analogue Board ----------------------------------------154
18.3. Operation Board ----------------------------------------156
18.4. Power Supply Board -----------------------------------158
19 Appendix Information of Schematic Diagram ------- 159
20 Exploded View and Replacement Parts List ---------- 161
20.1. Cabinet, Mechanical and Electrical Parts
Location ---------------------------------------------------161
20.2. Replacement Parts List ------------------------------- 167
20.3. Cabinet and Mechaical Parts ------------------------167
20.4. Digital Board Parts -------------------------------------168
20.5. Analog Board Parts ------------------------------------170
20.6. Operation Board Parts---------------------------------171
20.7. Power Supply Board Parts ---------------------------172
20.8. Fixtures and Tools --------------------------------------173