Panasonic SA-HT720P

lGeneral
Power Source:
A
C 120V, 60Hz
Power consumption: 25 W
Dimensions (W×H×D):
430×68×432 mm
(16-15/16”×2-11/16”×17”)
Mass:
4.1 kg (9.0Ibs)
lAmplifier section
RMS Output Power: Dolby Digital Mode
lTotal RMS Dolby Digital
mode Power:
800 W
At 1kHz and total harmonic of 10%
lFront: 70 W/ Channel (4Ω)
lCenter: 260 W/ Channel (4Ω)
lSurround: 70 W/ Channel (4Ω)
At 100Hz and total harmonic of 10%
lActive subwoofers: 260 W/ Channel (4Ω)
FTC Output Power: Dolby Digital Mode:
lTotal FTC Dolby Digital mode Power:
470 W
At 120Hz-20kHz and total harmonic of 1%
lFront: 45 W/ Channel (4Ω)
lCenter: 140 W/ Channel (4Ω)
© 2004 Panasonic AVC Networks Singapore Pte.
Ltd. All rights reserved. Unauthorized copying and
distribution is a violation of law.
SA-HT720P
SA-HT720PC
Colour
(S).......................Silver Type
lSurround: 45 W/ Channel (4Ω)
At 45Hz-120Hz and total harmonic of 1%
lSubwoofer: 150 W/ Channel (4Ω)
lFM tuner section
Frequency Range:
87.9-107.9MHz
(200kHz in step)
87.5-108.0MHz
(100kHz in step)
Sensitivity: 2.5µV (IHF)
S/N 26dB
2.2µV
Antenna Terminal: 75Ω (non balance)
lAM tuner section
Frequency Range: 520-1710kHz (10kHz in step)
AM Sensitivity S/N 20dB at
999kHz:
560µV/m
Phone Jack:
Terminal:
Stereo 3.5mm (1/8”) jack
lDisc section
Discs played [8 cm (3”) or 12 cm (5”)]:
(1) DVD-RAM (DVD-VR compatible, JPEG formatted discs)
(2) DVD-Audio
(3) DVD-Video
DVD Home Theater Sound System
Specifications
ORDER NO.MD0401026C1
A6

Panasonic SA-HT720P Specifications

General

Brand	Panasonic
Model	SA-HT720P
Category	Home Cinema speakers
Language	English

Summary

Specifications

Amplifier section

Details about the amplifier's output power.

2 Safety Precautions

2.1. GENERAL GUIDELINES

General guidelines for servicing and safety.

3 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices

Precautions to prevent ESD damage to sensitive components.

4 Before Repair and Adjustment (Using Active Subwoofer)

6 Precaution of Laser Diode

8 General Description

10 Handling Precautions for Optical Pickup Unit

10.1. Cautions to Be Taken in Handling the Optical Pickup Unit

Precautions for handling the optical pickup unit.

10.2. Cautions to Be Taken When Replacing the Optical Pickup

Specific cautions for replacing the optical pickup.

10.3. Grounding for electrostatic breakdown prevention

Grounding procedures to prevent ESD.

10.3.2. Human body grounding

Grounding methods for human body.

11 Disassembly and Main Component Replacement Procedures

11.1. Disassembling the Top Cabinet

Steps to disassemble the top cabinet.

11.2. Disassembling the Front Panel

11.3. Disassembling the Tray Assembly

11.8. Removal of the Tray Motor P.C.B. and Sensor P.C.B.

11.9. Removal of the CD Traverse Unit

11.11. Removal of the Loading Motor P.C.B.

12 DVD-Optical Pick-up Self-Diagnosis and Replacement Procedure

12.1. Optical Pickup Breakdown Diagnosis

Steps for diagnosing optical pickup issues.

12.2. Service Mode Table 1

12.3. DVD Self Diagnostic Function-Error Code

List of DVD self-diagnostic error codes.

12.4. Last Error Code saved during NO PLAY

12.5. Service mode table 2

12.6. Sales demonstration lock function

13 Self-Diagnosis Function

13.1. Automatic Displayed Error Codes

Automatic error code display function.

13.2. Memorized Error Codes

How to access memorized error codes.

13.2.3. Deleting Details of Self Diagnosis

14 Service Precautions

14.1. Recovery after the DVD player is repaired

Recovery process after repair.

14.2. Firmware version-up of the DVD player

Procedure for updating firmware.

15 Adjustment Procedure

15.1. Service Tools and Equipment

15.2. Important points in adjustment

Key points for adjustment procedures.

15.4. Optical adjustment

Procedures for optical adjustment.

17 Voltage Chart

17.1. DVD Module P.C.B.

17.2. Main P.C.B.

18 Schematic Diagram Notes

19 Block Diagram

20 Schematic Diagram

21 Printed Circuit Board Diagram

22 Wiring Connection Diagram

23 Illustration of ICs, Transistors and Diodes

24.1. IC2018 (C2 CBHG000137): Operation CPU

Terminal functions for the Operation CPU IC.

25 Parts Location and Replacement Parts List

25.1. Loading Mechanism, Traverse Unit & Cabinet

25.1.2. Traverse and Cabinet Parts List

25.2. Component Parts List