Panasonic su htb520e service manual

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PSG1103039CE

Service Manual

wry/Z?

HDITII

Vlifi Link"

SB-HWA520 Remote Control

SU-HTB520

Home Theater Audio System

Model No. SU-HTB520EB
SU-HTB520EG
SB-HWA520EB
SB-HWA520EG
SC-HTB520EB
SC-HTB520EG

Product Color: (K)...Black Type

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 pans should be replaced
with manufacturers specified parts to prevent shock, fire or other hazards. Do not modify the original design without permission of

manufacturer.

TABLE OF CONTENTS

1 Safety Precautions --------
1.1. General Guidelines-
1.2. Before Repair and Adjustment ------------------------- 4
1.3. Caution For SMPS Module & Fuse

Replacement ---------

14. Protection Circuitw-
1.5. Caution for AC Cord (For EB only)
16. Safety Part lnformation----------
17. Safety installation instructions

2 Warning 8

Panasonic?

PAGE
21. Prevention of Electro Static Discharge (ESD)
to Eiectrostaticaiiy Sensitive (ES) Devices ----------8
2.2. Service caution based on Legal restrictions -
3 Service Navigation ----------------------------------------
3.1. Service information

4 Specifications -------------- 11

5 Location of Controls and Components-- -- 13
5.1. Main Unit Key Button Operations (SU-

HTB520)--------------.--.--.---......................._..._ 13

5.2. Active Subwoofer (SB-HWA520)-..-................. 13

© Panasonic Corporation 2011. All rights reserved.
Unauthorized copying and distribution is a violation of
law.

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5.3. Remote Control Key Buttons Operation

5.4. Connection to a TV --

5.5. Connection from an HDMI compatible device -

5.6. Digital transmitter connection ------------------------- 16

5.7. AC power supply cord connection ----- --- 16

5.8. Active subwoofer wireless connection

6 Self diagnostic and special mode setting ---

6.1. Automatically Displayed Error Codes ---

6.2. Service Mode-

6.3. Cold start ------

6.4. Pairing mode (with Active Woofer - SB-

HWA520) ---------------

6.5. SET AUDIO DELAY -

7 Troubleshooting Guide----

8 Service Fixture & Tools ---

9 Disassembly and Assembly Instructions-

9.1. Disassembly flow chart -------------------

9.2. Main Parts Location Diagram

9.3. Main Unit (SU-HT3520) ---

9.4. Speaker Unit (SB-HWA520)--

10 Service Position ------------------

10.1. Main Unit (SU-HT3520)-

10.2. Speaker Unit (SB-HWA520)--

11 Voltage Measurement & Waveform Chart-

11.1. Main Unit (SU-HTBsZO) ------

11.2. Speaker Unit (SB-HWA520) -

11.3. Waveform Chart ----------------------------

12 Illustration of lCs, Transistors and Diodes

12.1. Main Unit (SU-HTB520)----

12.2. Speaker Unit (SB-HWA520)--

13 Overall Simplified Block --

14 Block Diagram ------------

14.1. SYSTEM CONTROL BLOCK DIAGRAM -
14.2. HDMI BLOCK DIAGRAM --
14.3. IC TERMINAL CHART ------

14.4. AUDIO BLOCK DIAGRAM ---------------------------116

14.5. POWER SUPPLY (1/2) BLOCK DIAGRAM ------117

14.6. AUDIO & POWER SUPPLY (2/2) BLOCK

DIAGRAM -------------------

15 Wiring Connection Diagram --

15.1. Main Unit (SU-HTB520)-

15.2. Speaker Unit (SB-HWA520)--

--118
- 119
--119
-120

16 Schematic Diagram -------------- - 121
16.1. Main Unit (SU-HT3520)- ---- 123
16.2. Speaker Unit (SB-HWA520)-- ---- 137

17 Printed Circuit Boar -------------- ---- 140
17.1. Main Unit (SU-HTBS20) ------ ---- 140
17.2. Speaker Unit (SB-HWA520) - ---- 143

18 Terminal Function of lcs----------------------------------- 145
18.1. |C2201 (RFKWMHTB520M) IC MICRO

PROCESSOR--- ---- 145
18.2. |C2301 (RFKWHTB520EH) IC MICRO
PROCESSOR------------------------------------------- 146

19 Exploded View and Replacement Parts List --------- 147

19.1. Exploded View and Mechanical replacement
Parts List ------------------------------- ---- 147
19.2. Electrical Replacement Parts List ---- 153