KX-HDV230RU, KX-HDV230RUB - Panasonic PBX Service Manual Supplement (repair manual). Page 3

3

PAGE

PAGE

1 Safety Precautions----------------------------------------------- 4

1.1. For Service Technicians --------------------------------- 4

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

2.1. Information for Users on Collection and

Disposal of Old Equipment and used Batteries ---- 4

2.2. About Lead Free Solder (PbF: Pb free)-------------- 5

2.2.1. Suggested PbF Solder ------------------------------ 5

2.3. Discarding of P. C. Board-------------------------------- 5

3 Specifications ----------------------------------------------------- 6
4 Technical Descriptions ----------------------------------------- 7

4.1. Block Diagram---------------------------------------------- 7
4.2. Circuit Operations ----------------------------------------- 8

4.2.1. Main LCD Circuit -------------------------------------- 8
4.2.2. Self Label LCD Circuit ------------------------------- 8
4.2.3. Reset Circuit ------------------------------------------- 9
4.2.4. Ethernet Circuit ---------------------------------------10
4.2.5. PoE Circuit -------------------------------------------- 11
4.2.6. Analog Circuit ----------------------------------------- 11
4.2.7. Key Circuit ---------------------------------------------13
4.2.8. LED Circuit --------------------------------------------14
4.2.9. ASIC ----------------------------------------------------15

4.2.10. Power Supply Circuit--------------------------------15

5 Location of Controls and Components ------------------16

5.1. Name and Locations-------------------------------------16

6 Installation Instructions ---------------------------------------20

6.1. Connections------------------------------------------------20

7 Test Mode ----------------------------------------------------------21

7.1. Peer to Peer Test Mode---------------------------------21

7.1.1. Preparation --------------------------------------------21
7.1.2. Connection for Test----------------------------------22
7.1.3. Communication Test --------------------------------22
7.1.4. Quit peer to peer Test mode ----------------------22

7.2. Functional Test Mode------------------------------------23

7.2.1. Preparation --------------------------------------------23
7.2.2. Functional Test mode lists -------------------------23
7.2.3. Quit this Test Mode ----------------------------------24

8 Service Mode -----------------------------------------------------25

8.1. Factory Setting --------------------------------------------25

8.1.1. How to Clear User Setting -------------------------25

8.2. How to Change MAC Address

Label(Procedure after Replacing the Main
P.C.B.) -------------------------------------------------------25

8.2.1. Replacing Main P.C.B.------------------------------25
8.2.2. Attaching MAC Address Label -------------------26

9 Troubleshooting Guide ----------------------------------------27

9.1. No Operation ----------------------------------------------27

9.1.1. Power ON Error --------------------------------------27
9.1.2. Power Supply : AC adaptor -----------------------27
9.1.3. Power Supply : PoE ---------------------------------28

9.2. LCD Does Not Operate ---------------------------------32

9.2.1. MAIN LCD Not Operate ----------------------------32
9.2.2. Self-Label Not Operate-----------------------------33

9.3. Handset Does Not work---------------------------------34

9.3.1. Receive-------------------------------------------------34
9.3.2. Send ----------------------------------------------------34

9.4. Headset Does Not work---------------------------------35

9.4.1. Receive-------------------------------------------------35
9.4.2. Send ----------------------------------------------------35

9.5. Speaker-Phone Does Not work ---------------------- 36

9.5.1. Receive ------------------------------------------------ 36
9.5.2. Send ---------------------------------------------------- 36

9.6. EHS does not work(EHS control signal) ----------- 37
9.7. Ethernet Does Not work -------------------------------- 38

9.7.1. L2SW Date error ------------------------------------ 38
9.7.2. LAN port ----------------------------------------------- 39
9.7.3. PC port ------------------------------------------------- 39

9.8. LED Does Not Light ------------------------------------- 40

10 Disassembly and Assembly Instructions--------------- 41

10.1. Remove Main Board and Selflabel Board --------- 41
10.2. Assembly for Lead wire--------------------------------- 42

10.2.1. Connecting Lead Wires ---------------------------- 42

11 Maintenance ------------------------------------------------------ 44

11.1. Terminal Guide of the ICs Transistors and

Diodes ------------------------------------------------------ 44

11.1.1. Main Board-------------------------------------------- 44
11.1.2. LED Board -------------------------------------------- 44
11.1.3. Selflabel Board--------------------------------------- 45

11.2. How To Replace a Flat Package IC ----------------- 46

11.2.1. Preparation-------------------------------------------- 46
11.2.2. Removal Procedure -------------------------------- 46
11.2.3. Procedure --------------------------------------------- 46
11.2.4. Removing Solder From Between Pins --------- 46

12 Schematic Diagram -------------------------------------------- 47

12.1. Main Board ------------------------------------------------ 47

12.1.1. No. 1    Change -------------------------------------- 47
12.1.2. No. 2    Change -------------------------------------- 48
12.1.3. No. 3    Change -------------------------------------- 49
12.1.4. No. 3    Change -------------------------------------- 50
12.1.5. No. 5    Change -------------------------------------- 51

12.2. Back Light Board ----------------------------------------- 52
12.3. Selflabel Board ------------------------------------------- 53
12.4. Waveform -------------------------------------------------- 54

12.4.1. No.(1)-(8) ---------------------------------------------- 54
12.4.2. No.(9)-(16) -------------------------------------------- 55
12.4.3. No.(17)-(24)------------------------------------------- 56
12.4.4. No.(25)-(29)------------------------------------------- 57

13 Printed Circuit Board ------------------------------------------ 58

13.1. Main Board ------------------------------------------------ 58

13.1.1. Component View    Change ---------------------- 58
13.1.2. Bottom View    Change ---------------------------- 59

13.2. Back Light Board ----------------------------------------- 60
13.3. LCD Board and LED Board---------------------------- 60
13.4. Selflabel Board ------------------------------------------- 61

13.4.1. Component View ------------------------------------ 61
13.4.2. Bottom View ------------------------------------------ 62

14 Appendix Information of Schematic Diagram --------- 63
15 Exploded View and Replacement Parts List ----------- 64

15.1. Cabinet and Electric Parts ----------------------------- 64
15.2. Accessories and Packing Materials ----------------- 65
15.3. Replacement Parts List--------------------------------- 67

15.3.1. Cabinet and Electrical Parts ---------------------- 67
15.3.2. Accessories and Packing Materials ------------ 68
15.3.3. Main Board Parts ------------------------------------ 68
15.3.4. Selflabel Board Parts ------------------------------- 72
15.3.5. LED Board Parts------------------------------------- 73

16 History -------------------------------------------------------------- 74