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Panasonic Electronic Components Datasheet

SA-XH70PH Datasheet

DVD Home Theater Sound System Service Manual

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PSG1204014CE
DVD Home Theater Sound System
Model No. SA-XH70PH
Product Color: (K)...Black Type
Note: Please refer to the original service manual for:
O DVD Mechanism Unit (BRS1D), Order No. PSG1012001CE
O Speaker system SB-XH70GS-K, Order No. PSG1202009CE
TABLE OF CONTENTS
PAGE
1 Safety Precautions----------------------------------------------- 3
1.1. General Guidelines---------------------------------------- 3
1.2. Before Repair and Adjustment ------------------------- 3
1.3. Protection Circuitry ---------------------------------------- 3
1.4. Caution For Fuse Replacement------------------------ 4
1.5. Safety Part Information----------------------------------- 4
2 Warning -------------------------------------------------------------- 5
2.1. Prevention of Electrostatic Discharge (ESD)
to Electrostatic Sensitive (ES) Devices -------------- 5
2.2. Precaution of Laser Diode------------------------------- 6
2.3. Service caution based on Legal restrictions -------- 7
2.4. Handling Precautions for Traverse Unit-------------- 8
3 Service Navigation ----------------------------------------------10
3.1. Service Information --------------------------------------10
4 Specifications ----------------------------------------------------11
4.1. Others (Licences)-----------------------------------------12
5 General/Introduction -------------------------------------------13
PAGE
5.1. Power-Saving Features -------------------------------- 13
5.2. Linked Operations with the TV (VIERA Link™
“HDAVI Control™”) ------------------------------------- 14
5.3. Disc Information ------------------------------------------ 15
5.4. DivX Information------------------------------------------ 16
6 Location of Controls and Components------------------ 17
6.1. Remote Control Key Button Operations------------ 17
6.2. Main Unit Key Button Operations -------------------- 18
7 Installation Instructions -------------------------------------- 19
7.1. Speaker Connections ----------------------------------- 19
7.2. Radio Antenna connection----------------------------- 20
7.3. Connection with an ARC compatible TV ----------- 21
8 Operating Instructions ---------------------------------------- 22
8.1. Removing of disc during abnormality --------------- 22
9 Service Mode ----------------------------------------------------- 24
9.1. Cold-Start -------------------------------------------------- 24
9.2. Panel Code Setting Operation ------------------------ 24
© Panasonic Corporation 2012. All rights reserved.
Unauthorized copying and distribution is a violation
of law.


Panasonic Electronic Components Datasheet

SA-XH70PH Datasheet

DVD Home Theater Sound System Service Manual

No Preview Available !

9.3. Self Diagnostic -------------------------------------------- 27
9.4. Error Code ------------------------------------------------- 32
9.5. Sales Demonstration Lock Function ---------------- 34
9.6. Firmware Version-Up Information -------------------- 35
10 Troubleshooting Guide---------------------------------------- 37
10.1. Troubleshooting Guide for F61 and/or F76 -------- 37
10.2. DVD/CD Laser Diode current measurement ------ 40
10.3. Basic Troubleshooting Guide for Traverse
Unit (Backend P.C.B.) ----------------------------------- 42
10.4. Basic Troubleshooting Guide for HDMI AV
output-------------------------------------------------------- 43
11 Service Fixture & Tools --------------------------------------- 44
12 Disassembly and Assembly Instructions --------------- 45
12.1. Screw Type ------------------------------------------------ 45
12.2. Disassembly Flow Chart-------------------------------- 46
12.3. Main Components and P.C.B. Locations ----------- 47
12.4. Disassembly of Top Cabinet--------------------------- 48
12.5. Replacement of Tray Ornament ---------------------- 49
12.6. Disassembly of Front Panel Block Assembly ----- 51
12.7. Disassembly of Panel P.C.B. -------------------------- 52
12.8. Disassembly of Power Button P.C.B.---------------- 53
12.9. Disassembly of Rear Panel---------------------------- 54
12.10. Disassembly of SMPS P.C.B. ------------------------- 55
12.11. Replacement of Current Limiting Switch
(Q5701) ----------------------------------------------------- 56
12.12. Replacement of Diode (D5706) ---------------------- 57
12.13. Disassembly of Main P.C.B. --------------------------- 58
12.14. Replacement of Digital Amplifier IC (IC403/
IC404/IC405) ---------------------------------------------- 59
12.15. Disassembly of Backend P.C.B. ---------------------- 61
12.16. Disassembly of DVD Mechanism Unit
(BRS1D) ---------------------------------------------------- 62
12.17. Replacement of Traverse unit------------------------- 63
13 Service Position ------------------------------------------------- 69
13.1. Checking & Repairing of Panel P.C.B. -------------- 69
13.2. Checking & Repairing of SMPS P.C.B. ------------- 69
13.3. Checking & Repairing Main P.C.B. ------------------ 70
13.4. Checking & Repairing of Backend P.C.B. ---------- 71
14 Overall Simplified Block Diagram ------------------------- 73
15 Block Diagram --------------------------------------------------- 74
15.1. Backend ---------------------------------------------------- 74
15.2. IC Terminal Chart----------------------------------------- 75
15.3. System Control ------------------------------------------- 76
15.4. Audio and Video ------------------------------------------ 77
15.5. Power Supply --------------------------------------------- 78
16 Wiring Connection Diagram --------------------------------- 80
17 Schematic Diagram--------------------------------------------- 81
17.1. Schematic Diagram Notes ----------------------------- 81
17.2. Backend Circuit ------------------------------------------- 83
17.3. Main Circuit ------------------------------------------------ 89
17.4. Panel and Power Button Circuit ---------------------- 97
17.5. SMPS Circuit ---------------------------------------------- 98
18 Printed Circuit Board ---------------------------------------- 100
18.1. Backend P.C.B. ----------------------------------------- 100
18.2. Main P.C.B. ---------------------------------------------- 101
18.3. Panel and Power Button P.C.B. -------------------- 103
18.4. SMPS P.C.B. -------------------------------------------- 104
19 Appendix Information of Schematic Diagram ------- 105
19.1. Voltage & Waveform Chart -------------------------- 105
19.2. Illustration of ICs, Transistor and Diode -----------114
19.3. Terminal Function of ICs ------------------------------115
20 Exploded View and Replacement Parts List---------- 117
20.1. Exploded View and Mechanical Replacement
Parts List -------------------------------------------------- 117
20.2. Electrical Replacement Parts List ------------------ 120
2


Part Number SA-XH70PH
Description DVD Home Theater Sound System Service Manual
Maker Panasonic
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