Sony STR-K665P - Receiver For Home Theater System User Manual

SERVICE MANUAL
Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
STR-K665P
US Model
FM STEREO FM-AM RECEIVER
— Continued on next page —
SPECIFICATIONS
Ver 1.0 2004.03
Manufactured under license from Dolby Laboratories.
“Dolby”, “Pro Logic” and the double-D symbol are trademarks of
Dolby Laboratories.
“DTS” and “DTS Digital Surround” are registered trademarks of
Digital Theater Systems, Inc.
9-877-665-01
2004C1678-1
© 2004.03
• STR-K665P is the tuner and the amplifier
section in HT-DDW665.
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
With 6 ohm loads, both channels driven, from
120 − 20,000 Hz; rated 55 watts per channel
minimum RMS power, with no more than 0.7%
total harmonic distortion from 250 milliwatts to
rated output.
Amplifier section
Power Output
1)
(6 ohms 1 kHz, THD 10%)
FRONT
2)
: 85 W/ch
CENTER
2)
: 85 W
SURR
2)
: 85 W/ch
(6 ohms 100 Hz, THD 10%)
SUB WOOFER
2)
: 85 W
1) Measured under the following conditions:
2) Depending on the sound field settings and the
source, there may be no sound output.
120 V AC, 60 Hz
Inputs (Analog)
DVD, VIDEO Sensitivity: 800 mV
Impedance: 50 kiloohms
Reproduction frequency range:
28 − 20,000 Hz
Tone
Gain levels ±6 dB, 1 dB step
Inputs (Digital)
DVD (Coaxial) Sensitivity: −
Impedance: 75 ohms
VIDEO (Optical) Sensitivity: −
Impedance: −
FM tuner section
Tuning range 87.5 - 108.0 MHz
Antenna FM wire antenna
Antenna terminals 75 ohms, unbalanced
Intermediate Frequency 10.7 MHz

Sony STR-K665P - Receiver For Home Theater System Specifications

General

Brand	Sony
Model	STR-K665P - Receiver For Home Theater System
Category	Stereo Receiver
Language	English

Summary

SPECIFICATIONS

AUDIO POWER SPECIFICATIONS

Details on amplifier output, distortion, and power ratings.

FM tuner section

2. TEST MODE

3. DIAGRAMS

3-1. Circuit Board Location

Illustrates the physical placement of all circuit boards within the unit.

3-2. Block Diagrams – MAIN Section

High-level block diagram of the main audio processing and control circuits.

- DISPLAY/POWER Section

3-3. Printed Wiring Board - DIGITAL Board (Side A)

3-4. Printed Wiring Board - DIGITAL Board (Side B)

3-5. Schematic Diagram - DIGITAL Section (1/2)

Part 1 of the schematic diagram for the digital signal processing section.

3-6. Schematic Diagram - DIGITAL Section (2/2)

Part 2 of the schematic diagram for the digital signal processing section.

3-7. Printed Wiring Board - MAIN Section

3-8. Schematic Diagram – MAIN Section (1/2)

Part 1 of the schematic diagram for the main audio and control circuits.

3-9. Schematic Diagram – MAIN Section (2/2)

Part 2 of the schematic diagram for the main audio and control circuits.

3-10. Printed Wiring Board - SUB WOOFER Board

3-11. Schematic Diagram – SUB WOOFER Board

3-12. Printed Wiring Board - POWER Section

3-13. Schematic Diagram - POWER Section

3-14. Printed Wiring Board - FRONT PANEL Section

3-15. Schematic Diagram - FRONT PANEL Section

3-16. IC Pin Function Descriptions

4. EXPLODED VIEWS

SAFETY CHECK-OUT

LEAKAGE

AC leakage limits and measurement methods for exposed metal parts to ensure safety.