Table Of Contents - Panasonic KX-FT981LA-B Service Manual

KX-FT981LA-B / KX-FT987LA-B

TABLE OF CONTENTS

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 ---------------------------------------5
2 Warning --------------------------------------------------------------6
2.1. About Lead Free Solder (PbF: Pb free) --------------6
2.2. Insulation Resistance Test -------------------------------7
2.3. Battery Caution ---------------------------------------------7
2.4. Discarding of P. C. Board --------------------------------7
3 Specifications ------------------------------------------------------8
4 General/Introduction ---------------------------------------------9
4.1. Optional Accessories--------------------------------------9
4.2. Translation Lists --------------------------------------------9
5 Features ------------------------------------------------------------ 10
6 Technical Descriptions---------------------------------------- 11
6.1. Connection Diagram------------------------------------- 11
6.2. General Block --------------------------------------------- 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. TAM Interface Section (KX-FT981 only)------------ 41
6.10. ATAS (Automatic
System) Section (KX-FT987 only) ------------------- 42
6.11. Operation Board Section ------------------------------- 43
6.12. LCD Section ----------------------------------------------- 44
6.13. Power Supply Board Section-------------------------- 45
7 Location of Controls and Components------------------ 48
7.1. Overview --------------------------------------------------- 48
7.2. Control Panel---------------------------------------------- 48
8 Installation Instructions--------------------------------------- 49
8.1. Installation Space ---------------------------------------- 49
8.2. Connections ----------------------------------------------- 50
8.3. Installing the Recording Paper------------------------ 50
8.4. Documents the Unit can Send ------------------------ 51
9 Operating Instructions ---------------------------------------- 52
9.1. Setting Logo ----------------------------------------------- 52
10 Test Mode---------------------------------------------------------- 54
10.1. DTMF Single Tone Transmit Selection ------------- 56
10.2. Button Code Table --------------------------------------- 56
10.3. Print Test Pattern ----------------------------------------- 57
11 Service Mode ----------------------------------------------------- 58
11.1. Programing and Lists------------------------------------ 58
11.2. The Example of the Printed List ---------------------- 62
12 Troubleshooting Guide---------------------------------------- 67
12.1. Troubleshooting Summary----------------------------- 67
12.2. Error Messages-Display -------------------------------- 68
12.3. Error Messages-Report--------------------------------- 70
12.4. Remote Programming----------------------------------- 92
12.5. Troubleshooting Details -------------------------------- 95
13 Service Fixture & Tools ------------------------------------- 127
14 Disassembly and Assembly Instructions ------------- 128
14.1. Upper Cabinet Section-------------------------------- 129
14.2. Lower Cabinet Section-------------------------------- 132
PAGE
Telephone Answering
14.3. Operation Panel Section ----------------------------- 135
14.4. Installation Position of the Lead Wires ------------ 138
15 Maintenance----------------------------------------------------- 140
15.1. Maintenance Items and Component Locations - 140
15.2. Gear Section --------------------------------------------- 142
15.3. Jams ------------------------------------------------------- 148
15.4. Cleaning--------------------------------------------------- 149
16 Miscellaneous -------------------------------------------------- 151
16.1. Terminal Guide of ICs Transistors and Diodes -- 151
16.2. How to Replace the Flat Package IC -------------- 153
16.3. Test Chart------------------------------------------------- 154
17 Schematic Diagram ------------------------------------------- 156
17.1. Digital Board (PCB1): KX-FT981 ------------------- 156
17.2. Digital Board (PCB1): KX-FT987 ------------------- 160
17.3. Analog Board (PCB2) --------------------------------- 164
17.4. Operation Board (PCB3/PCB203)------------------ 166
17.5. Power Supply Board (PCB4) ------------------------ 167
18 Printed Circuit Board----------------------------------------- 169
18.1. Digital Board (PCB1)----------------------------------- 169
18.2. Analog Board (PCB2) --------------------------------- 171
18.3. Operation Board (PCB3/PCB203)------------------ 173
18.4. Power Supply Board (PCB4) ------------------------ 175
19 Appendix Information of Schematic Diagram ------- 176
20 Exploded View and Replacement Parts List---------- 177
20.1. Cabinet and Mechanical Parts Location ---------- 177
20.2. Replacement Parts List ------------------------------- 185
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