Sony STR-KM2 Service Manual

SERVICE MANUAL

Ver. 1.3 2014.03
• STR-KM2 is the receiver section in HT-M2.
• STR-KM3 is the receiver section in HT-M3.
This receiver incorporates Dolby* Digital and Pro Logic Surround and the DTS** Digital Surround System.
* Manufactured under license from Dolby Laboratories. Dolby, Pro Logic, and the double- D symbol are trademarks of Dolby Laboratories.
** Manufactured under license under U.S. Patent Nos: 5,956,674; 5,974,380; 6,226,616; 6,487,535 & other U.S. and worldwide patents issued & pending.
DTS, the Symbol, & DTS and the Symbol together are registered trademarks & DTS Digital Surround | 96/24 is a trademark of DTS, Inc. Product
includes software. © DTS, Inc. All Rights Reserved.
This receiver incorporates High-Defi nition Multimedia Interface (HDMI
HDMI, the HDMI Logo, and High-Defi nition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing LLC in the United States
and other countries.
"x.v.Color (x.v.Colour)" and "x.v.Color (x.v.Colour)" logo are trademarks of Sony Corporation.
"BRAVIA" is a trademark of Sony Corporation.
"PlayStation" is a registered trademark of Sony Computer Entertainment Inc.
MPEG Layer-3 audio coding technology and patents licensed from Fraunhofer IIS and Thomson.
"WALKMAN" is a registered trademark of Sony Corporation.
MICROVAULT is a trademark of Sony Corporation.
Windows Media is either a registered trademark or trademark of Microsoft Corporation in the United States and/or other countries.
This product contains technology subject to certain intellectual property rights of Microsoft. Use or distribution of this technology outside of this product is
prohibited without the appropriate license(s) from Microsoft.
Amplifi er section
Power Output
E51 and AR models
Stereo mode output (rated) (6 ohms, 1 kHz, THD 1%)
104 W + 104 W
Surround mode output 2) (reference) (6 ohms,
1 kHz, THD 30%)
RMS output
FRONT: 220 W per channel
1)
CENTER: 220 W (STR-KM3)
SURROUND: 220 W per channel
2)
Surround mode (reference) (6 ohms, 100 Hz,
THD 30%)
SUBWOOFER: 220 W per channel
Other models
Stereo mode output (rated) (6 ohms, 1 kHz, THD 1%)
104 W + 104 W
2)
Surround mode output (reference) (6 ohms,
1 kHz, THD 10%)
RMS output
FRONT: 170 W per channel
(STR-KM3)
165 W per channel
(STR-KM2)
1)
CENTER: 170 W (STR-KM3)
9-890-591-04
Sony Corporation
2014C80-1
© 2014.03 Published by Sony EMCS (Malaysia) PG Tec
STR-KM2/KM3
Photo: STR-KM3
TM ) technology.
SPECIFICATIONS
SURROUND:
1) Surround mode 2) (reference) (6 ohms, 100 Hz,
THD 10%)
SUBWOOFER:
1)
1)
1)
Measured under the following conditions:
Area Power requirements
1)
SAF, E51, SP 240 V AC, 50 Hz
MX 127 V AC, 60 Hz
AR, TH, AUS, RU 230 V AC, 50 Hz
1)
EA 127 V AC, 50 Hz
2)
Reference power output for front, center,
surround speakers and subwoofers. Depending
1) on the sound fi eld settings and the source,
there may be no sound output.
1)
Saudi Arabia Model
170 W per channel 1) Inputs
(STR-KM3) Analog
165 W per channel 1)
(STR-KM2) Digital (Coaxial)
Outputs (Analog)
1)
175 W per channel AUDIO OUT
(STR-KM3)
1) Tone
170 W per channel
(STR-KM2) Gain levels
Reproduction frequency range:
FM tuner section
Tuning range
Antenna (aerial)
Antenna (aerial) terminals
MULTI CHANNEL AV RECEIVER
Russian Model
Australian Model
Mexican Model
Singapore Model
Thai Model
STR-KM3
E Model
STR-KM2/KM3
Sensitivity: 800 mV/
50 kilohms
Impedance: 75 ohms
Voltage: 800 mV/
1 kilohm
±6 dB, 1 dB step
28 Hz – 20,000 Hz
87.5 MHz – 108.0 MHz
FM wire antenna (aerial)
75 ohms, unbalanced
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