Sony STR-K675P - User Manual

SERVICE MANUAL
Sony Corporation
Audio Group
Published by Sony Engineering Corporation
US Model
FM STEREO FM-AM RECEIVER
9-879-446-01
2005C1678-1
© 2005.03
Ver. 1.0 2005.03
SPECIFICATIONS
STR-K675P
• STR-K675P is the tuner and the amplifier
section in HT-DDW675.
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.
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
(Models of area code US only)
With 6 ohm loads, both channels driven, from
120 – 20,000 Hz; rated 70 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)
: 110 W/ch
CENTER
2)
: 110 W
SURR
2)
: 110 W/ch
FM tuner section
Tuning range 87.5 - 108.0 MHz
Antenna FM wire antenna
Antenna terminals 75 ohms, unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range
With 10-kHz tuning scale: 530 - 1,710 kHz
3)
With 9-kHz tuning scale: 531 - 1,710 kHz
3)
Antenna Loop antenna
Intermediate frequency 450 kHz
3) You can change the AM tuning scale to 9 kHz or
10 kHz. After tuning in any AM station, turn off the
receiver. While holding down PRESET TUNING +
or TUNING +, press ?/1. All preset stations will be
erased when you change the tuning scale. To reset
the scale to 10 kHz (or 9 kHz), repeat the procedure.
1) Measured under the following conditions:
2) Depending on the sound field settings and the
source, there may be no sound output.
Inputs (Analog)
Inputs (Digital)
Output (Analog)
Reproduction frequency range:
28 – 20,000 Hz
Tone
120 V AC, 60 Hz
SA-CD/CD, DVD
VIDEO 1, 2
Sensitivity: 800 mV
Impedance: 50 k ohms
DVD (Coaxial) Sensitivity: –
Impedance: 75 ohms
SA-CD/CD (Optical) Sensitivity: –
Impedance: –
SUB WOOFER Voltage: 2 V
Impedance: 1 k ohm
Gain levels ±6 dB, 1 dB step
General
Power requirements 120 V AC, 60 Hz
Power consumption
Power consumption (during standby mode)
0.2 W
Dimensions (w/h/d) (Approx.)
430 × 145 × 301.5 mm
(17 × 5 6/8 × 11 7/8 inches)
including projecting parts
and controls
Mass (Approx.) 6.5 kg (14 lb 6 oz)
170 W
Design and specifications are subject to change
without notice

Summary

Product Specifications

Safety Check Procedures

AC Leakage Testing

Procedure for testing AC leakage from exposed metal parts to earth ground.

General Information

Remote Control Usage

Remote Battery Installation

Instructions on how to insert batteries into the remote control.

Remote Control Button Functions

Service Test Modes

Factory Preset Mode Reset

Resets all preset contents to the default setting.

AM Channel Step Selection

Allows selection of 9 kHz or 10 kHz step for AM channel tuning.

Fluorescent Indicator Tube Test

Tests all segments of the fluorescent indicator tube.

Shipment Mode Initialization

Resets all preset contents to the default setting for shipment.

System Diagrams

Circuit Board Layout

Diagram showing the physical location of various circuit boards within the unit.

Exploded Views

Front Panel Exploded View

Exploded view of the front panel components with part numbers.

Chassis Exploded View

Exploded view of the chassis components with part numbers.

Electrical Parts List

Manual Revision History

Sony STR-K675P Specifications

General

Frequency response	10 Hz - 50 kHz (+0/-3 dB)
Total harmonic distortion	0.7% (1 kHz, 8 ohms, 100W)
Input sensitivity (line)	250 mV
Dimensions	430 x 145 x 298 mm
Weight	8.5 kg
Digital inputs	Optical
Video Connections	Composite
Input Sensitivity	250 mV