Sony STR-KM22 Service Manual

STR-KM22/KM55/KM77
SERVICE MANUAL
Ver. 1.2 2014.09
• STR-KM22 is the receiver section in HT-M22
• STR-KM55 is the receiver section in HT-M55
• STR-KM77 is the receiver section in HT-M77
This receiver incorporates Dolby* Digital and Pro
Logic Surround and the DTS** Digital Surround
System.
* Manufactured under license
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
TM
Interface (HDMI ) technology.
The terms HDMI and HDMI High-Defi nition
Multimedia Interface, and the HDMI Logo are
trademarks or registered trademarks of HDMI
Licensing LLC in the United States and other countries.
iPhone and iPod touch are trademarks of Apple Inc.,
registered in the U.S. and other countries.
All other trademarks and registered trademarks are of
their respective holders. In this manual, ™ and ® marks
are not specifi ed.
"Made for iPod" and "Made for iPhone" mean that
an electronic accessory has been designed to connect
specifi cally to iPod or iPhone, respectively, and
has been certifi ed by the developer to meet Apple
performance standards.
Apple is not responsible for the operation of this device
or its compliance with safety and regulatory standards.
Please note that the use of this accessory with iPod or
iPhone may affect wireless performance.
Windows Media is either a registered trademark or
trademark of Microsoft Corporation in the United
States and/or other countries.
9-890-657-03
Sony Corporation
2014I81-1
© 2014.09 Published by Sony EMCS (Malaysia) PG Tec
Photo: STR-KM77
This product is protected by certain intellectual property
rights of Microsoft Corporation. Use or distribution of
such technology outside of this product is prohibited
without a license from Microsoft or an authorized
from Dolby
Microsoft subsidiary.
MPEG Layer-3 audio coding technology and patents
licensed from Fraunhofer IIS and Thomson.
"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.
"WALKMAN" and "WALKMAN" logo are registered
trademarks of Sony Corporation.
MICROVAULT is a trademark of Sony Corporation.
The Bluetooth ® word mark and logos are registered
trademarks owned by Bluetooth SIG, Inc. and any use
of such marks by Sony Corporation is under license.
Other trademarks and trade names are those of their
respective owners.
The N Mark is a trademark or registered trademark
of NFC Forum, Inc. in the United States and in other
countries.
TM
Android and Google Play are trademarks of Google
Inc.
Australian Model
Singapore Model
Saudi Arabia Model
SPECIFICATIONS
Amplifi er section
Power Output
• STR-KM77
Stereo mode output (rated) (6 ohms, 1 kHz, THD 1%)
Surround mode output
(6 ohms, 1 kHz, THD 30%)
RMS output
FRONT:
CENTER:
SURROUND:
SURROUND BACK: 264 W per channel
Surround mode output
(4 ohms, 100 Hz, THD 30%)
SUBWOOFER:
• STR-KM55
Stereo mode output (rated) (6 ohms, 1 kHz, THD 1%)
Surround mode output
(6 ohms, 1 kHz, THD 30%)
RMS output
FRONT:
CENTER:
SURROUND:
Surround mode output
(4 ohms, 100 Hz, THD 30%)
SUBWOOFER:
• STR-KM22
Stereo mode output (rated) (6 ohms, 1 kHz, THD 1%)
Surround mode output
(6 ohms, 1 kHz, THD 30%)
RMS output
FRONT:
CENTER:
SURROUND:
Surround mode output
(4 ohms, 100 Hz, THD 30%)
SUBWOOFER:
– Continued on next page –
MULTI CHANNEL AV RECEIVER
E Model
STR-KM22/KM55/KM77
STR-KM77
STR-KM22/KM77
Thai Model
STR-KM22/KM55
1)
120 W + 120 W
2) (reference)
264 W per channel 1)
1)
266 W
264 W per channel 1)
1)
2) (reference)
300 W per channel 1)
1)
120 W + 120 W
3) (reference)
1)
270 W per channel
1)
270 W
270 W per channel 1)
3)
(reference)
1)
300 W per channel
1)
100 W + 100 W
3)
(reference)
252 W per channel 1)
1)
252 W
252 W per channel 1)
3)
(reference)
290 W per channel 1)