Panasonic sa pt 470 service manual

Page 1

PSGOQO1001CE

Service Manual

DVD Home Theater Sound System
Model No. SA-PT470EB

SA-PT470EF
SA-PT470EG

Control Product Color: (K)...Black Type

[fit-fl VIE

VIDEO _IGITALVIDEO nun

SB-HS47O SB-HS470

'1 E. -

SB-HF47O SA-PT470 SB-HF470

Notes: This models DVD mechanism unit is DLSG. Please refer to the original service manual
(Order No. MD0801OOSCE) for this mechanism

A WARNING

This service information is designed for experienced repair technicians only and is not designed for use by the general public

It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.

IMPORTANT SAFETY NOTICE

There are special components used in this equipment which are important for safety. These parts are marked by A in the Schematic
Diagrams, Circuit Board Diagrams, Exploded Views and Replacement Parts List. It is essential that these critical parts should be replaced
with manufacturers specified parts to prevent shock, Iire or other hazards. Do not modify the original design without permission of

manufacturer.

TABLE OF CONTENTS
PAGE PAGE

1 Safety Precautions ----------------------------------------------- 3 2.1. Prevention of Electrostatic Discharge (ESD)
1.1. GENERAL GUIDELINES ------- to Electrostatic Sensitive (ES) Devices
12- BEIOTE Repair and AdIUSImenI 2.2. Precaution of Laser Diode ----------------
1.3. Protection Circuitry ------- 2.3. Service caution based on Legal restrictions -
1.4. Safety Parts Information 2.4. Handling Precautions for Traverse Unit -------
1.5. Caution for AC Cord (For EB only)- 3 Service Navigation _______

2 Warning ------------------------------------------- 3.1. Service Information

4 Specifications ---------------------------------------------------- 12

© Panasonic Corporation 2009. All rights reserved.
Unauthorized copying and distribution is a violation

Panasonict unaw-

Page 2

5 Location of Controls and Components -------
5.1. Remote Control Key Button Operations-
5.2. Main Unit Key Button Operations ------
5.3. Using the VIERA Link HDAVI Control--
5.4. Using of iPod -----------------------------
5.5. USB Connection and Operations
5.6. Speaker Connection-
5.7. Disc Information

6 Self-Diagnosis and Special Mode Setting
6.1. Service Mode Summary Table --
6.2. Service Mode Table--
6.3. DVD Self Diagnostic Function-Error Code
6.4. Sales Demonstration Lock Function -------
6.5. Firmware Version-Up Information

7 Troubleshooting Guide --------------------
7.1. Troubleshooting Guide for F61 and/or F76 -------- 38
7.2. Basic Troubleshooting Guide for Traverse

Unit (DVD Module P.C.B.)--

8 Service Fixture & Tools -----------
8.1. Service Tools and Equipment

9 Disassembly and Assembly Instructions-
9.1. Disassembly Flow Chart ------------------
9.2. Main Components and PCB. Locations
9.3. Disassembly of Top Cabinet ----------------
9.4. Disassembly of Rear Panel ---------------------------- 50
9.5. Disassembly of DVD Mechanism Unit (DLS6)---- 50

45

9.6. Disassembly of Front Panel Assembly ------- ---51
9.7. Disassembly of Panel, Power Button PCB. --52
9.8. Disassembly of Auto Setup Speaker P.C.B.- --53

9.9. Disassembly of DVD Lid----
9.10. Disassembly of iPod P.C.B.
9.11. Disassembly of AC Inlet P.C.B.
9.12. Disassembly of Main P.C.B. --
9.13. Disassembly of Co-processor P.C.B
9.14. Disassembly of D-Amp P.C.B. -------
9.15. Replacement of Audio Digital Power Amp IC

(ICSOOO) ---------------------------------------------------- 58
9.16. Replacement of Audio Digital Power Amp IC
(ICS200) ---------------------------------------------------- 59
9.17. Replacement of Audio Digital Power Amp IC
(I05300) ---------------------------------------------------- 61
9.18. Replacement of Audio Digital Power Amp IC
(I05400) --------------------------- --62
9.19. Disassembly of SMPS PCB --63
9.20. Replacement of Switching Regulator IC
(IC2903) ---------------------------------------------------- 64
9.21. Replacement of Switching Regulator IC
(I05701) ---------------------------------------------------- 65

9.22. Replacement of Rectifier Diode (D5702) -----
9.23. Replacement of Regulator Diode (D5801)
9.24. Replacement of Regulator Diode (D5802)
9.25. Replacement of Regulator Diode (D5803)
9.26. Disassembly of DVD Module P.C.B. --------

9.27. Disassembly of Scart P.C.B. ........................... 71
9.28. Assembling and Disassembling of Traverse

Unit --------- ---71

10 Service Position -- ...74

10.1. Checking & Servicing Main P.C.B.-- --74

10.2. Checking & Servicing D-Amp P.C.B
10.3. Checking & Servicing SMPS & AC Inlet P.C.B.
10.4. Checking & Servicing DVD Module P.C.B. -------- 78

11 Voltage & Waveform Chart
11.1. Voltage Table -----------
11.2. Waveform Chart ---------------------------

12 Illustration of ICs, Transistor and Diode-

13 Overall Simplified Block Diagram--

14 Block Diagram ----------------------------
14.1. System Control --
14.2. DVD (SERVO)----
14.3. DVD (Audio)--
14.4. DVD (HDMI)--
14.5. Video--
14.6. Audio
14.7. Digital Audio Amp
14.8. Power ------------------------

15 Wiring Connection Diagram -

16 Schematic Diagram Notes-

17 Schematic Diagram ----------

17.1. DVD Module (DV5U) Circuit

17.2.

17.3.

17.4.

17.5. D-Amp Circuit ------------------------------------------ 121

17.6. SMPS Circuit ------------ ---123

17.7. AC Inlet & iPod Circuit ---125

17.8. Scart Circuit -------------------------------------- ---126

17.9. Co-processor Circuit (For reference only) ---127
18 Printed Circuit Board ----- 128

18.1. DVD Module P.C.B. ---128

18.2. Main P.C.B. ----------------------------------------------- 129

18.3. Panel. Auto Setup Speaker, Power Button &

AC Inlet P.C.B - --130

18.4. D-Amp P.C.B. 131

18.5. SMPS P.C.B.- ---132
18.6. iPod. Scart, Co-processor P.C.B. (For

reference only) ------------------------------------------ 133

19 Terminal Function of ICS ------------------------------------ 134
19.1. |C2001 (RFKWMPT470EB): IC System

Control ------------------------------------------ ---134

19.2. ICE5901(COHBBOOO()057): IC FL Driver 134

20 Exploded View and Replacement Parts List-- ---136
20.1. Exploded View and Mechanical replacement

Part List --------------------------------------------------- 136

20.2. Electrical Replacement Part List -------------------- 140