Panasonic SC-HT870 User Manual

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Service Manual
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ORDER NO.MD0403138C2
DVD Home Theater Sound System
● SA-HT870E
SA-HT870EB
SA-HT870EG
Colour
(S).......................Silver Type
Specifications
• General
Power Source:
For (E, EG) areas: AC 230 V, 50 Hz
For (EB) area: AC 230-240 V, 50 Hz
Power consumption: 25 W
Dimensions (W× H× D): 430× 68× 359.2 mm
Mass: 3.2 kg
• Amplifier section
RMS Output Power: Dolby Digital Mode
• Total RMS Dolby Digital
mode Power:
1000 W
At 1kHz and total harmonic of 10%
• Front:
170 W/ Channel (6Ω )
• Center:
260 W/ Channel (4Ω )
• Surround:
70 W/ Channel (4Ω )
At 100Hz and total harmonic of 10%
• Active subwoofers:
260 W/ Channel (4Ω )
file:///C|/Documents and Settings/lopez/Pulpit/s/PANASONIC SA-HT870E_EG_EB/ALL/SVC/s0000000000.html (1 of 4)08-08-29 18:01:32

Panasonic SC-HT870 Specifications

General

Type	Home Theater System
Total Power Output	1000W
Speaker Configuration	5.1 Channel
DVD Playback	Yes
HDMI Inputs	1
USB Port	Yes
Bluetooth	No
Weight	3.5 kg
Progressive Scan	Yes
HDMI Output	Yes
Surround Sound	Dolby Digital, DTS
Playable File Types	MP3
Digital Audio Input	Yes

Summary

Safety Precautions

LEAKAGE CURRENT COLD CHECK

Procedure for measuring leakage current with the unit unplugged and jumpered.

LEAKAGE CURRENT HOT CHECK

Procedure for measuring leakage current with the unit plugged in and using specific resistance/capacitor values.

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

Before Repair and Adjustment (Using Active Subwoofer)

Protection Circuitry

Precaution of Laser Diode

Caution for AC Main Lead

Handling Precautions for Optical Pickup Unit

Cautions to Be Taken in Handling the Optical Pickup Unit

Precautions regarding electrostatic discharge and handling the optical pickup unit.

Cautions to Be Taken When Replacing the Optical Pickup

Specific cautions for replacing the optical pickup unit, including cable handling.

Grounding for electrostatic breakdown prevention

Methods for preventing electrostatic breakdown through grounding.

DISASSEMBLING THE CASING AND CHECKING P.C.B.S

Casing Parts and P.C.B. Positions

ASSEMBLING AND DISASSEMBLING THE MECHANISM UNIT

Disassembly Procedure

Optical Pickup Unit

Sections related to handling and replacing the optical pickup unit.

Traverse Motor and Spindle Motor

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

Optical Pickup Breakdown Diagnosis

Procedure for diagnosing optical pickup issues and checking laser drive current.

Service Mode Table 1

Table detailing service modes activated by button combinations on player and remote.

DVD Self Diagnostic Function-Error Code

List of DVD self-diagnostic error codes and their explanations.

Last Error Code saved during NO PLAY

Service mode table 2

Self-Diagnosis Function

Automatic Displayed Error Codes

Details on error codes automatically displayed on the unit's LCD.

Memorized Error Codes

Information on accessing and managing memorized error codes.

Service Precautions

Recovery after the DVD player is repaired

Procedure for performing recovery processing after component replacement using a recovery disc.

Firmware version-up of the DVD player

Adjustment Procedure

Service Tools and Equipment

Important points in adjustment

Optical adjustment

Details on performing optical adjustments on the unit.

Voltage Chart

Printed Circuit Board Diagram

Illustration of IC’ s, Transistors and Diodes

Terminal Function of ICs

IC2018 (C2CBJG000466): System control

Detailed terminal functions and I/O for IC2018, which controls system operations.

PARTS LOCATION AND REPLACEMENT PARTS LIST

Component Parts List