Panasonic SA-VK880PU User Manual

© Panasonic Corporation 2009. All rights reserved.
Unauthorized copying and distribution is a violation
of law.
PSG0906004CE
DVD Stereo System
Model No. SA-VK880PU
Product Color: (K)...Black Type
TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions----------------------------------------------- 4
1.1. GENERAL GUIDELINES-------------------------------- 4
1.2. Before Use -------------------------------------------------- 4
1.3. Before Repair and Adjustment ------------------------- 4
1.4. Protection Circuitry---------------------------------------- 5
1.5. Safety Parts Information --------------------------------- 5
2 Warning-------------------------------------------------------------- 6
2.1. Prevention of Electrostatic Discharge (ESD)
to Electrostatic Sensitive (ES) Devices---------------6
2.2. Precaution of Laser Diode -------------------------------7
2.3. Service caution based on Legal restrictions --------8
2.4. Handling Precautions for Traverse Unit --------------9
3 Service Navigation --------------------------------------------- 11
3.1. Service Information-------------------------------------- 11
4 Specifications---------------------------------------------------- 12
Please file and use this service manual together with the service manual for CR14D, Order No.
PSG0905054AE

Panasonic SA-VK880PU Specifications

General

Number of Channels	5.1
DVD Player	Yes
Tuner	AM/FM
USB Port	Yes
CD Player	Yes
Bluetooth	No
Type	Mini HiFi System
Playable Media	CD, DVD, MP3, WMA

Summary

Safety Precautions

1.1 General Guidelines

General guidelines for servicing, safety checks, and lead dress observation.

1.1.1 Leakage Current Checks

Procedures for performing cold and hot leakage current checks to prevent shock hazards.

1.3 Before Repair and Adjustment

Procedures for discharging capacitors and avoiding short circuits before repair.

1.4 Protection Circuitry

1.5 Safety Parts Information

Warning

2.1 ESD Prevention for Sensitive Devices

Techniques to prevent component damage from static electricity during servicing.

2.2 Laser Diode Precautions

2.4 Traverse Unit Handling Precautions

5.6 USB Play and Recording

Self-Diagnosis and Special Mode Setting

6.1 Service Mode Summary Tables

Summarizes various service modes and their activation methods.

6.2 Doctor Mode Table

Self-Diagnosis Mode Table

6.3.1 Self-Diagnosis Mode Table 1

Explains self-diagnosis modes for mechanism and traverse unit unlocking.

Self-Diagnosis Mode Table 2

Service Mode Table (For DVD)

6.4.1 Service Mode Table 1

6.4.2 Service Mode Table 2

6.4.3 Service Mode Table 3

6.4.4 Service Mode Table 4

6.4.5 Service Mode Table 5

6.4.6 Optical Pick-up Self-Diagnosis

DVD Self Diagnostic Function-Error Code

6.5.1 DVD Module Error Code Table

Lists error codes for HDMI/DVI, SRM, and FLASH ROM issues.

DVD Mechanism Unit Error Code Table

Power Supply & Amplifier Error Codes

USB Error Code Table

DVD Changer Mechanism Unit Error Code Table

Deck Mechanism Error Code Table

Troubleshooting Guide

7.1 Troubleshooting F61/F76 Errors

Procedures for checking SMPS, D-Amp, and Main P.C.B. when F61/F76 errors occur.

7.1.1 Troubleshooting Block Diagram

Block diagram illustrating the relationship between SMPS, D-Amp, and Main P.C.B. for error diagnosis.

7.1.2 Troubleshooting Symptoms and Solutions

Part Location

7.1.3.1 SMPS P.C.B. Component Location

Identifies key components and circuits on the SMPS Printed Circuit Board.

7.1.3.2 D-Amp P.C.B. Component Location

7.1.3.3 Main P.C.B. Component Location

7.1.3.4 D-Amp IC Configuration

Basic Traverse Unit Troubleshooting

Disassembly and Assembly Instructions

9.1 Disassembly Flow Chart

Provides a step-by-step procedure for disassembling the unit's casing and internal parts.

9.2 Component and P.C.B. Location

Illustrates the location of major components and printed circuit boards within the unit.

Top Cabinet Disassembly

DVD Mechanism Unit Disassembly

DVD Module P.C.B. Disassembly

Rear Panel Disassembly

Front Panel Assembly Disassembly

Mic P.C.B. Disassembly

Panel, Volume & Sensor P.C.B. Disassembly

USB P.C.B. Disassembly

Music Port P.C.B. Disassembly

CD Lid Disassembly

Deck Mechanism Unit Disassembly

Deck P.C.B. Disassembly

Deck Mechanism P.C.B. Disassembly

Deck Mechanism Disassembly

Pinch Roller & Head Block Replacement

Capstan Motor & Belt Replacement

Winding Belt Replacement

Main Gear Disassembly

Cassette Lid Disassembly

Tape Jam Problem Rectification

D-Amp P.C.B. Disassembly

Audio Digital Power Amp IC Replacement

9.20.1 Assembly of Audio Digital Power Amp IC

9.21.1 Assembly of Audio Digital Power Amp IC

Assembly of Audio Digital Power Amp IC

Main P.C.B. Disassembly

SMPS P.C.B. Disassembly

Switching Regulator IC Replacement

9.26.1 Disassembly of Switching Regulator IC

Assembly of Switching Regulator IC

Rectifier Diode Replacement

9.27.1 Disassembly of Rectifier Diode

Assembly of Rectifier Diode

Regulator Diode Replacement

9.28.1 Disassembly of Regulator Diode

9.29.1 Disassembly of Regulator Diode

9.30.1 Disassembly of Regulator Diode

Assembly of Regulator Diode

AC Inlet P.C.B. Disassembly

Voltage Selector P.C.B. Disassembly

Traverse Unit Disassembly/Assembly

10.1 Disassembly Procedures

10.2 Assembly Procedures

Service Positions

11.1 Main P.C.B. Checking & Repairing

11.2 Panel, Deck, Volume, Music Port & Mic P.C.B. Checking & Repairing

D-Amp P.C.B. Checking & Repairing

AC Inlet & SMPS P.C.B. Checking & Repairing

Measurements and Adjustments

12.1 Cassette Deck Measurements

12.2 Tape Speed Adjustment

Bias Voltage Check

Bias Frequency Check

Voltage & Waveform Chart

13.1 DVD Module P.C.B. Voltage Data

DVD Module P.C.B. Voltage Data

Main P.C.B. Voltage Data

Panel P.C.B. Voltage Data

Deck P.C.B. Voltage Data

Mic P.C.B. Voltage Data

D-Amp P.C.B. Voltage Data

SMPS P.C.B. Voltage Data

Deck Mechanism P.C.B. Voltage Data

Volume P.C.B. Voltage Data

Waveform Table (1/4)

Waveform Table (2/4)

Waveform Table (3/4)

Waveform Table (4/4)

Block Diagrams

15.1 DVD (Audio) Block Diagram

DVD (Servo) Block Diagram

System Control Block Diagram

Audio Block Diagram

Video Block Diagram

Deck Block Diagram

D-Amp Block Diagram

Power Block Diagram

Wiring Connection Diagram

Schematic Diagram Notes

Schematic Diagram

18.1 DVD Module Circuit Schematic

Main Circuit Schematic

Panel, Side Bar LED Circuits

Volume, Music Port, Sensor & Mic Circuits

Deck Circuit Schematic

D-Amp Circuit Schematic

SMPS Circuit Schematic

USB, Deck, AC Inlet & Voltage Selector Circuits

Exploded View and Parts List

21.1 Exploded View & Mechanical Parts List

Overview of exploded views for cabinet parts and their replacement part numbers.

21.1.1 Cabinet Parts Location

Deck Mechanism Parts Location

Mechanical Replacement Parts List

Electrical Replacement Parts List