KX-NS0130X - Panasonic PBX Service Manual (repair manual). Page 2

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1 Safety Precautions -----------------------------------------------3

1.1. For Service Technicians  ---------------------------------3

2 Warning --------------------------------------------------------------4

2.1. Caution--------------------------------------------------------4
2.2. About Lead Free Solder (PbF: Pb free) --------------4

2.2.1. Suggested PbF Solder -------------------------------4

2.3. Discarding of P. C. Board --------------------------------4

3 Specifications ------------------------------------------------------5
4 Technical Descriptions------------------------------------------6

4.1. Block Diagram ----------------------------------------------6
4.2. Hardware Functional Specification --------------------7
4.3. Outline of Reset System ---------------------------------7
4.4. Power Supply -----------------------------------------------8

5 Location of Controls and Components--------------------9

5.1. Names and Locations-------------------------------------9

6 Installation Instructions--------------------------------------- 10

6.1. Stacking Cards-------------------------------------------- 10

6.1.1. STACK-M Card--------------------------------------- 10

6.2. STACK-M connector between shelves ------------- 12

7 Troubleshooting Guide---------------------------------------- 13

7.1. Check of Short Circuit (Power OFF) ---------------- 13
7.2. Check of Short Circuit (Power ON) ------------------ 14
7.3. Connection between stacking card ( port 1)------- 15
7.4. Connection between stacking card ( port 2 )------ 16
7.5. Check of call path ---------------------------------------- 17
7.6. Check FPGA ---------------------------------------------- 18

8 Miscellaneous ---------------------------------------------------- 19

8.1. How To Replace a Flat Package IC ----------------- 19

8.1.1. Preparation-------------------------------------------- 19
8.1.2. Removal Procedure--------------------------------- 19
8.1.3. Procedure --------------------------------------------- 19
8.1.4. Removing Solder From Between Pins --------- 19

8.2. Terminal Guide of the ICs Transistors and

Diodes------------------------------------------------------- 20

8.3. Memo-------------------------------------------------------- 21

9 Schematic Diagram--------------------------------------------- 22

9.1. Main Board------------------------------------------------- 22

9.1.1. No.1----------------------------------------------------- 22
9.1.2. No.2----------------------------------------------------- 24
9.1.3. No.3----------------------------------------------------- 26
9.1.4. No.4----------------------------------------------------- 28

9.2. Waveform -------------------------------------------------- 30

10 Printed Circuit Board ------------------------------------------ 31

10.1. Component View ----------------------------------------- 31
10.2. Bottom View ----------------------------------------------- 32

11 Appendix Information of Schematic Diagram --------- 33

12 Exploded View and Replacement Parts List ----------- 34

12.1. IC Data------------------------------------------------------ 34

12.1.1. CIRCLINK (IC301A, IC301B)--------------------- 34

12.2. Cabinet and Electrical Parts --------------------------- 37
12.3. Accessories and Packing Material------------------- 38
12.4. Replacement Parts List --------------------------------- 39

12.4.1. Cabinet and Electrical Parts ---------------------- 39
12.4.2. Accessories and Packing Materials------------- 39
12.4.3. Main Board Parts ------------------------------------ 39