KX-HDV430 - Panasonic PBX Service Manual (repair manual). Page 2

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

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

2 Warning --------------------------------------------------------------3

2.1. Information for Users on Collection and

Disposal of Old Equipment and used Batteries-----3

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. Circuit Operations ------------------------------------------7

4.2.1. Color TFT LCD display with touch panel --------7
4.2.2. Reset Circuit --------------------------------------------8
4.2.3. Ethernet Circuit ----------------------------------------8
4.2.4. PoE Circuit ----------------------------------------------9
4.2.5. Analog Circuit ---------------------------------------- 10
4.2.6. Key Circuit--------------------------------------------- 11
4.2.7. LED Circuit -------------------------------------------- 12
4.2.8. ASIC ---------------------------------------------------- 12
4.2.9. BT(Bluetooth) Module ------------------------------ 12

4.2.10. Camera Module-------------------------------------- 13

4.2.11. Power Supply Circuit ------------------------------- 14

5 Location of Controls and Components------------------ 15

5.1. Name and Locations ------------------------------------ 15

6 Installation Instructions--------------------------------------- 19

6.1. Connections (including optional KX-HDV20)------ 19

7 Test Mode ---------------------------------------------------------- 20

7.1. Peer to Peer Test Mode -------------------------------- 20

7.1.1. Preparation-------------------------------------------- 20

7.2. Functional Test Mode ----------------------------------- 21

7.2.1. Preparation-------------------------------------------- 21
7.2.2. Functional Test mode lists------------------------- 22
7.2.3. Quit this Test Mode --------------------------------- 22

8 Service Mode ----------------------------------------------------- 23

8.1. Factory Setting-------------------------------------------- 23

8.1.1. How to Clear User Setting ------------------------ 23

8.2. How to Change MAC Address

Label(Procedure after Replacing the Main
P.C.B.)------------------------------------------------------- 23

8.2.1. Replacing Main P.C.B. ----------------------------- 23
8.2.2. Attaching MAC Address Label ------------------- 24

9 Troubleshooting Guide---------------------------------------- 25

9.1. No Operation ---------------------------------------------- 25

9.1.1. Power ON Error-------------------------------------- 25
9.1.2. Power Supply : AC adaptor ----------------------- 25
9.1.3. Power Supply : PoE -------------------------------- 27

9.2. Color LCD with Touch Panel Does Not

Operate ----------------------------------------------------- 33

9.2.1. Color LCD Not Operate ---------------------------- 33
9.2.2. Touch Panel Not Operate ------------------------- 34

9.3. Handset Does Not work -------------------------------- 35

9.3.1. Receive ------------------------------------------------ 35
9.3.2. Send ---------------------------------------------------- 35

9.4. Headset Does Not work -------------------------------- 36

9.4.1. Receive ------------------------------------------------ 36
9.4.2. Send ---------------------------------------------------- 36

9.5. Speaker-Phone Does Not work----------------------- 37

9.5.1. Receive------------------------------------------------ 37
9.5.2. Send---------------------------------------------------- 37

9.6. BT(Bluetooth) Does Not work ------------------------ 38
9.7. EHS Does Not work (EHS control signal) --------- 39
9.8. Ethernet Does Not work ------------------------------- 40

9.8.1. L2SW Data error ------------------------------------ 40
9.8.2. LAN port----------------------------------------------- 41
9.8.3. PC port ------------------------------------------------ 41

9.9. LCD back light and LED Not Light ------------------ 42

9.10. Camera Does Not work -------------------------------- 43

9.10.1. Video Module Error --------------------------------- 43
9.10.2. Camera Error ---------------------------------------- 44

10 Disassembly and Assembly Instructions -------------- 45

10.1. Remove Main Board ------------------------------------ 45
10.2. Remove LCD unit---------------------------------------- 46
10.3. Assembly for Lead wire -------------------------------- 47

10.3.1. Connecting Lead Wires --------------------------- 47

11 Maintenance------------------------------------------------------ 48

11.1. How To Replace a Flat Package IC ----------------- 48

11.1.1. Preparation ------------------------------------------- 48
11.1.2. Removal Procedure -------------------------------- 48
11.1.3. Procedure--------------------------------------------- 48
11.1.4. Removing Solder From Between Pins--------- 48

12 Schematic Diagram -------------------------------------------- 49

12.1. Main Board ------------------------------------------------ 49

12.1.1. No.1 ---------------------------------------------------- 49
12.1.2. No.2 ---------------------------------------------------- 50
12.1.3. No.3 ---------------------------------------------------- 51
12.1.4. No.4 ---------------------------------------------------- 52
12.1.5. No.5 ---------------------------------------------------- 53
12.1.6. No.6 ---------------------------------------------------- 54
12.1.7. Video Board ------------------------------------------ 55

12.2. Waveform -------------------------------------------------- 56

12.2.1. No.(1)-(8)---------------------------------------------- 56
12.2.2. No.(9)-(16) -------------------------------------------- 57
12.2.3. No.(17)-(24) ------------------------------------------ 58
12.2.4. No.(25)-(32) ------------------------------------------ 59
12.2.5. No.(33)-(40) ------------------------------------------ 60
12.2.6. No.(41)-(48) ------------------------------------------ 61
12.2.7. No.(49)-(56) ------------------------------------------ 62
12.2.8. No.(57)-(62) ------------------------------------------ 63

13 Printed Circuit Board------------------------------------------ 64

13.1. Main Board ------------------------------------------------ 64

13.1.1. Component View ------------------------------------ 64
13.1.2. Bottom View ------------------------------------------ 65
13.1.3. Video Board ------------------------------------------ 66

14 Appendix Information of Schematic Diagram -------- 67
15 Exploded View and Replacement Parts List----------- 68

15.1. Cabinet and Electric Parts----------------------------- 68
15.2. Accessories and Packing Materials ----------------- 69
15.3. Replacement Parts List -------------------------------- 71

15.3.1. Cabinet and Electrical Parts---------------------- 71
15.3.2. Accessories and Packing Materials ------------ 72
15.3.3. Main Board Parts ----------------------------------- 72
15.3.4. Video Board Parts ---------------------------------- 77

16 History-------------------------------------------------------------- 79