Read Panasonic KX-NS5282X / KX-NS5284X Service Manual online
2
KX-NS5282X/KX-NS5284X
TABLE OF CONTENTS
PAGE
PAGE
1 Safety Precautions -----------------------------------------------3
1.1. For Service Technicians ---------------------------------3
2 Warning --------------------------------------------------------------4
2.1. About Lead Free Solder (PbF: Pb free) --------------4
2.1.1. Suggested PbF Solder -------------------------------5
2.2. Discarding of P. C. Board --------------------------------5
3 Specifications ------------------------------------------------------6
4 Technical Descriptions------------------------------------------7
4 Technical Descriptions------------------------------------------7
4.1. Block Diagram ----------------------------------------------7
4.2. Hardware Functional Specification --------------------8
4.2. Hardware Functional Specification --------------------8
4.2.1. ISDN Basic Rate Interface Function--------------8
4.2.2. Local Highway Interface Function-----------------9
4.2.2. Local Highway Interface Function-----------------9
5 Location of Controls and Components------------------ 11
5.1. Names and Locations ----------------------------------- 11
6 Installation Instructions--------------------------------------- 12
6.1. Information about the Physical Trunk Cards ------ 12
6.1.1. SLC2/BRI4 Card------------------------------------- 12
7 Troubleshooting Guide---------------------------------------- 15
7.1. BRI2/4------------------------------------------------------- 15
8 Miscellaneous ---------------------------------------------------- 17
8.1. How To Replace a Flat Package IC ----------------- 17
8.1.1. Preparation-------------------------------------------- 17
8.1.2. Removal Procedure--------------------------------- 17
8.1.3. Procedure --------------------------------------------- 17
8.1.4. Removing Solder From Between Pins --------- 17
8.1.2. Removal Procedure--------------------------------- 17
8.1.3. Procedure --------------------------------------------- 17
8.1.4. Removing Solder From Between Pins --------- 17
8.2. Terminal Guide of the ICs Transistors and
Diodes------------------------------------------------------- 18
9 Schematic Diagram--------------------------------------------- 19
9.1. Main Board (KX-NS5282) ------------------------------ 19
9.1.1. No.1 ----------------------------------------------------- 19
9.1.2. No.2 ----------------------------------------------------- 20
9.1.2. No.2 ----------------------------------------------------- 20
9.2. Main Board (KX-NS5284) ------------------------------ 21
9.2.1. No.1 ----------------------------------------------------- 21
9.2.2. No.2 ----------------------------------------------------- 22
9.2.2. No.2 ----------------------------------------------------- 22
9.3. Waveform -------------------------------------------------- 23
10 Printed Circuit Board ------------------------------------------ 24
10.1. Component View ----------------------------------------- 24
10.2. Bottom View ----------------------------------------------- 25
10.2. Bottom View ----------------------------------------------- 25
11 Appendix Information of Schematic Diagram --------- 26
12 Exploded View and Replacement Parts List ----------- 27
12.1. IC Data------------------------------------------------------ 27
12.1.1. IC601 (MISCPLD) ----------------------------------- 27
12.2. Cabinet and Electrical Parts Location--------------- 29
12.3. Accessories and Packing Material ------------------- 30
12.4. Replacement Parts List --------------------------------- 31
12.3. Accessories and Packing Material ------------------- 30
12.4. Replacement Parts List --------------------------------- 31
12.4.1. Cabinet and Electrical Parts --------------------- 31
12.4.2. Accessories and Packing Materials------------- 31
12.4.3. Main Board Parts ------------------------------------ 31
12.4.2. Accessories and Packing Materials------------- 31
12.4.3. Main Board Parts ------------------------------------ 31
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