Panasonic SBHF-750-P Service manual

Specification

Type 1 way, 1 speaker system (Bass reflex)

Speaker unit(s) Impedance 3 Ω

Full range 6.5 cm (2-1/2”) cone type

Input power (IEC) 125 W* (Max)

Output sound pressure 80 dB/W (1.0 m)

Frequency range 86 Hz - 25 kHz (-16 dB)

98 Hz - 22 kHz (-10 dB)

Dimensions (W x H x D) 92 mm x 272mm x 95 mm

(3-5/8” x 10-23/32” x 3-3/4”)

ORDER NO. MD0702006CE

A6

Speaker System

SB-HF750P

Colour

(K)... Black Type

Mass 0.9 kg (1.98 lbs)

Notes :

1. Specifications are subject to change without notice.

Mass and dimensions are approximate.

2. Total harmonic distortion is measured by the digital spectrum
analyzer.

* : Rating with low-cut filter equipped amplifier.

CONTENTS

Page Page

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1 System Combination

1.1. System Breakdown

2 Assembling and Disassembling

2.1. Disassembly flow chart

2.2. Disassembly of Rear cabinet assembly

2.3. Disassembly of Woofer

3 Connection of the Speaker Cables

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4 Connection of the Wiring Diagram

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5 Exploded view

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5

5.1. Cabinet Parts Location

5.2. Packaging

6 Replacement Parts List

© 2007 Matsushita Electric Industrial Co. Ltd.. All
rights reserved. Unauthorized copying and
distribution is a violation of law.

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SB-HF750P

1 System Combination

1.1. System Breakdown

Note :

The diagrams below show the breakdown for speaker combinations used in main unit systems.

SB-PT750P-K consists of SB-HF750P-K (x2), SB-HS750P-K (x2), SB-HC750P-K (x1) & SB-HW750P-K (x1)

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2 Assembling and Disassembling

“ATTENTION SERVICER”

Some chassis components may have sharp edges. Be carefu l when disassembling and servicing.

1. This section describes procedures for checking the operation of the major printed circuit boards and replacing the main
components.

2. For reassembly after operation checks or replacement, reverse the respective procedures.

Special reassembly procedures are described only when required.

3. Select items from the following index when checks or replacement are required.

4. Refer to the Parts No. on the page of “Parts Location and Replacement Parts List” (Section 6), if necessary.

Below is the list of disassembly sections

· Disasse mbly of Rear cabinet assembly

· Disasse mbly of Woofer

SB-HF750P

2.1. Disassembly flow chart

The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the
servicing.

To assemble the unit, reverse the steps shown in the chart as below.

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SB-HF750P

2.2. Disassembly of Rear cabinet
assembly

Step 4: Apply light force to push out the front panel as arrow

shown.

Caution:

Do not exert strong force as it may damage the rear cabinet
assembly.

Step 1: Remove 6 screws.

Step 2: Upset the speaker unit as shown above.

Step 3: Insert steel rule at the bottom corner of the rear cabinet

assembly as arrow shown.

Step 5: Detach the blue (-) and white (+) wires.

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