Read Panasonic KX-VC300CX / KX-VC600CX Service Manual online
2
KX-VC300CX/KX-VC600CX
TABLE OF CONTENTS
PAGE
PAGE
1 Safety Precautions -----------------------------------------------3
1.1. For Service Technicians ---------------------------------3
1.2. Insulation Resistance Test -------------------------------3
1.2. Insulation Resistance Test -------------------------------3
2 Warning --------------------------------------------------------------3
2.1. Battery Caution ---------------------------------------------3
2.2. Caution--------------------------------------------------------3
2.3. About Lead Free Solder (PbF: Pb free) --------------4
2.2. Caution--------------------------------------------------------3
2.3. About Lead Free Solder (PbF: Pb free) --------------4
2.3.1. Suggested PbF Solder -------------------------------4
2.4. Discarding of P. C. Board --------------------------------4
3 Specifications ------------------------------------------------------5
3.1. Main Unit -----------------------------------------------------5
3.2. Remote Control---------------------------------------------6
3.2. Remote Control---------------------------------------------6
4 Technical Descriptions------------------------------------------7
4.1. Block Diagram ----------------------------------------------7
4.1.1. KX-VC600 -----------------------------------------------7
4.1.2. KX-VC300 -----------------------------------------------8
4.1.2. KX-VC300 -----------------------------------------------8
4.2. Circuit Operations ------------------------------------------9
4.2.1. Power Supply Circuit ---------------------------------9
4.2.2. Reset Circuit ------------------------------------------ 10
4.2.3. Clock Circuit ------------------------------------------ 10
4.2.4. Ethernet Circuit -------------------------------------- 11
4.2.5. USB Circuit-------------------------------------------- 11
4.2.6. RS232C Circuit -------------------------------------- 11
4.2.7. Input audio signal Block diagram --------------- 12
4.2.8. Output audio signal Block diagram------------- 12
4.2.9. Digital BD microphone Block diagram --------- 12
4.2.2. Reset Circuit ------------------------------------------ 10
4.2.3. Clock Circuit ------------------------------------------ 10
4.2.4. Ethernet Circuit -------------------------------------- 11
4.2.5. USB Circuit-------------------------------------------- 11
4.2.6. RS232C Circuit -------------------------------------- 11
4.2.7. Input audio signal Block diagram --------------- 12
4.2.8. Output audio signal Block diagram------------- 12
4.2.9. Digital BD microphone Block diagram --------- 12
4.2.10. Analog BD microphone Block diagram -------- 13
4.2.11. Video Circuit ------------------------------------------ 13
4.2.12. Audio --------------------------------------------------- 17
5 Location of Controls and Components------------------ 20
5.1. Name and Locations ------------------------------------ 20
5.1.1. Main Unit (Front)------------------------------------- 20
5.1.2. Main Unit (Back) ------------------------------------- 21
5.1.2. Main Unit (Back) ------------------------------------- 21
6 Installation Instructions--------------------------------------- 22
6.1. Connecting------------------------------------------------- 22
6.2. Sub Video Camera Connection----------------------- 23
6.3. Computer Connection----------------------------------- 24
6.4. Amplifier/Active Speaker Connection --------------- 24
6.5. Connecting the Display with a Component
6.2. Sub Video Camera Connection----------------------- 23
6.3. Computer Connection----------------------------------- 24
6.4. Amplifier/Active Speaker Connection --------------- 24
6.5. Connecting the Display with a Component
Cable -------------------------------------------------------- 25
6.6. Preparing Remote Control (Inserting
Batteries) --------------------------------------------------- 25
7 Service Mode ----------------------------------------------------- 26
8 Troubleshooting Guide---------------------------------------- 27
8 Troubleshooting Guide---------------------------------------- 27
8.1. Start-up Failure ------------------------------------------- 31
8.2. AC adaptor Failure--------------------------------------- 32
8.3. Remote controller Failure ------------------------------ 33
8.2. AC adaptor Failure--------------------------------------- 32
8.3. Remote controller Failure ------------------------------ 33
8.3.1. Checks on Remote Controller-------------------- 33
8.3.2. Checks on HDcom --------------------------------- 33
8.3.3. Remote Controller Circuit Block Diagram ----- 34
8.3.4. Diagnosing Remote Controller Failure --------- 34
8.3.5. Check Procedures in DIAG Mode--------------- 35
8.3.2. Checks on HDcom --------------------------------- 33
8.3.3. Remote Controller Circuit Block Diagram ----- 34
8.3.4. Diagnosing Remote Controller Failure --------- 34
8.3.5. Check Procedures in DIAG Mode--------------- 35
8.4. Communication Failure --------------------------------- 37
8.5. Audio Failure ---------------------------------------------- 39
8.5. Audio Failure ---------------------------------------------- 39
8.5.1. MAIN Board------------------------------------------- 39
8.5.2. Sub Board --------------------------------------------- 52
8.5.2. Sub Board --------------------------------------------- 52
8.6. Video Failure ---------------------------------------------- 54
8.6.1. Video block and signal flow ----------------------- 54
8.6.2. Procedures for estimating the defective
blocks in Operation Mode.------------------------ 58
8.6.3. Procedures for analyzing defective parts in
Maintenance Mode. -------------------------------- 60
8.7. Time Failure----------------------------------------------- 89
8.8. Microphone Failure-------------------------------------- 89
8.9. USB Failure ----------------------------------------------- 90
8.8. Microphone Failure-------------------------------------- 89
8.9. USB Failure ----------------------------------------------- 90
8.10. Power/clock Failure ------------------------------------- 91
8.10.1. Power -------------------------------------------------- 91
8.10.2. Clock --------------------------------------------------- 95
8.10.2. Clock --------------------------------------------------- 95
8.11. DIAG operation------------------------------------------- 98
8.11.1. Basic Setting in DIAG Mode --------------------- 98
8.11.2. After the measurement ---------------------------- 98
8.11.3. Connection Diagram ------------------------------- 98
8.11.4. Command Table------------------------------------104
8.11.2. After the measurement ---------------------------- 98
8.11.3. Connection Diagram ------------------------------- 98
8.11.4. Command Table------------------------------------104
9 Disassembly and Assembly Instructions -------------107
9.1. Remove Front Panel and Main Board, Sub
Board ------------------------------------------------------107
10 Miscellaneous --------------------------------------------------109
10.1. How to Replace the Flat Package IC -------------- 109
10.1.1. Preparation ------------------------------------------109
10.1.2. How to Remove the IC ---------------------------109
10.1.3. How to Install the IC------------------------------- 109
10.1.4. How to Remove a Solder Bridge---------------109
10.1.2. How to Remove the IC ---------------------------109
10.1.3. How to Install the IC------------------------------- 109
10.1.4. How to Remove a Solder Bridge---------------109
10.2. How to Replace the LLP (Leadless Leadframe
Package) IC and IC ground plate------------------- 110
10.2.1. Preparation ------------------------------------------ 110
10.2.2. Caution ----------------------------------------------- 110
10.2.3. How to Remove the IC --------------------------- 110
10.2.4. How to Install the IC------------------------------- 110
10.2.5. How to Remove a Solder Bridge (Doesn't
10.2.2. Caution ----------------------------------------------- 110
10.2.3. How to Remove the IC --------------------------- 110
10.2.4. How to Install the IC------------------------------- 110
10.2.5. How to Remove a Solder Bridge (Doesn't
apply to IC ground plate.) ------------------------ 111
11 Printed Circuit Board----------------------------------------- 113
11.1. Main Board ----------------------------------------------- 113
11.2. Sub Board (Sub-A) ------------------------------------- 115
11.3. Control Board (Sub-B)--------------------------------- 116
11.4. H/S Board (Sub-C) ------------------------------------- 117
11.2. Sub Board (Sub-A) ------------------------------------- 115
11.3. Control Board (Sub-B)--------------------------------- 116
11.4. H/S Board (Sub-C) ------------------------------------- 117
12 Exploded View and Replacement Parts List---------- 118
12.1. Cabinet and Electrical Parts Location ------------- 118
12.1.1. Front Panel ------------------------------------------ 119
12.1.2. Connector Panel ----------------------------------- 119
12.1.3. Fan ---------------------------------------------------- 119
12.1.2. Connector Panel ----------------------------------- 119
12.1.3. Fan ---------------------------------------------------- 119
12.2. Accessories and Packing Material -----------------120
12.3. Replacement Parts List ------------------------------- 121
12.3. Replacement Parts List ------------------------------- 121
12.3.1. KX-VC300CX --------------------------------------121
12.3.2. KX-VC600CX --------------------------------------- 135
12.3.3. Fixtures and Tools ---------------------------------149
12.3.2. KX-VC600CX --------------------------------------- 135
12.3.3. Fixtures and Tools ---------------------------------149
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