KX-NCP1171XJ (serv.man2) - Panasonic PBX Service Manual (repair manual). Page 2

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KX-NCP1171XJ
TABLE OF CONTENTS
PAGE
PAGE
1 Safety Precautions -----------------------------------------------3
1.1. For Service Technicians  ---------------------------------3
2 Warning --------------------------------------------------------------3
2.1. About Lead Free Solder (PbF: Pb free) --------------3
2.1.1. Suggested PbF Solder -------------------------------3
2.2. Discarding of P. C. Board --------------------------------4
3 Specifications ------------------------------------------------------5
4 General/Introduction 
---------------------------------------------5
4.1. General Description ---------------------------------------5
5 Technical Descriptions------------------------------------------6
5.1. Block Diagram ----------------------------------------------6
5.2. Circuit Operation -------------------------------------------7
5.2.1. Control-System Circuit -------------------------------7
5.2.2. Line-System Circuit -----------------------------------8
5.2.3. Power Supply Circuit ------------------------------- 10
6 Location of Controls and Components------------------ 11
6.1. Names and Locations----------------------------------- 11
7 Installation Instructions--------------------------------------- 12
7.1. Information about the Physical Extension
Cards -------------------------------------------------------- 12
7.1.1. DLC8 Card -------------------------------------------- 12
8 Troubleshooting Guide---------------------------------------- 13
9 Miscellaneous 
---------------------------------------------------- 16
9.1. How To Replace a Flat Package IC ----------------- 16
9.1.1. Preparation-------------------------------------------- 16
9.1.2. Removal Procedure--------------------------------- 16
9.1.3. Procedure --------------------------------------------- 16
9.1.4. Removing Solder From Between Pins --------- 16
9.2. Terminal Guide of the ICs Transistors and
Diodes------------------------------------------------------- 17
9.3. Memo-------------------------------------------------------- 18
10 Schematic Diagram--------------------------------------------- 19
10.1. Block Diagram -------------------------------------------- 19
10.2. No.1---------------------------------------------------------- 20
10.3. No.2---------------------------------------------------------- 22
10.4. No.3---------------------------------------------------------- 24
10.5. No.4---------------------------------------------------------- 28
11 Printed Circuit Board ------------------------------------------ 32
11.1. Component View ----------------------------------------- 32
11.2. Bottom View ----------------------------------------------- 33
12 Appendix Information of Schematic Diagram --------- 34
13 Exploded View and Replacement Parts List 
----------- 35
13.1. IC Data------------------------------------------------------ 35
13.1.1. IC100 (ASIC) ----------------------------------------- 35
13.2. Cabinet and Electrical Parts Location--------------- 37
13.3. Accessories and Packing Material------------------- 38
13.4. Replacement Parts List --------------------------------- 39
13.4.1. Cabinet and Electrical Parts Location ---------- 39
13.4.2. Accessories and Packing Materials------------- 39
13.4.3. Main Board Parts ------------------------------------ 39
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