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STR-K880/K900
SERVICE MANUAL

US Model
Canadian Model

Ver. 1.1 2006.05

STR-K900

AEP Model
UK Model
E Model
Australian Model
STR-K880

• STR-K880 is the tuner and the amplifier section
in HT-DDW880, STR-K900 is the tuner and the
amplifier section in HT-DDW900.

Photo : STR-K880

Manufactured under license from Dolby Laboratories.
“Dolby”, “Pro Logic” and the double-Dsymbol are trademarks of
Dolby Laboratories.
“DTS” and “DTS Digital Surround” are registered trademarks of
Digital Theater Systems, Inc.

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 90 watts per channel
minimum RMS power, with no more than
0.7% total harmonic distortion from 250milliwatts to rated output.
Amplifier section

Power Output1)
Models of area code US, CND
(6 ohms 1 kHz, THD 0.7%)
FRONT2):
90 W/ch
90 W
CENTER2):
90 W/ch
SUR2) :
(6 ohms 1 kHz, THD 10%)
FRONT2):
140 W/ch
140 W
CENTER2):
140 W/ch
SUR2):
Models of area code AEP, UK, SP, SP6, E51
(6 ohms 1 kHz, THD 0.7%)
90 W/ch
FRONT2) :
90 W
CENTER2):
9 0 W/ch
SUR2):
SUR BACK2):
90 W(6 ohms 1 kHz, THD 10%)
FRONT2):
135 W/ch
CENTER2):
135 W
135 W/ch
SUR2):
135 W
SUR BACK2):
Models of area code AUS
(6 ohms 120 Hz – 20 kHz, THD 0.09%)
70 W/ch
FRONT2) :
70 W
CENTER2):
:
70 W/ch
SUR2)
SUR BACK2):
70 W
(6 ohms 1 kHz, THD 0.7%)
FRONT2) :
90 W/ch
90 W
CENTER2):
:
90 W/ch
SUR2)
SUR BACK2): 90 W
(6 ohms 1 kHz, THD 10%)
135 W/ch
FRONT2):
135 WCENTER2):
135 W/ch
SUR2):
SUR BACK2): 135 W

1)

Measured under the following conditions:

Area code

Power requirements

US, CND

120 V AC, 60 Hz

AEP,UK,SP,SP6

230 V AC, 50 Hz

E51, AUS

240 V AC, 50 Hz

2)

Depending on the sound field settings and the
source, there may be no sound output.

Inputs (Analog)
MULTI CH IN,
SA-CD/CD,
MD/TAPE, DVD,
VIDEO 1, 2, 3Sensitivity: 800 mV
Impedance: 50 kohms

Inputs (Digital)
DVD (Coaxial)

Sensitivity: –
Impedance: 75 ohms

VIDEO 1, 2
(Optical)

Sensitivity: –
Impedance: –

Outputs (Analog)
MD/TAPE (OUT),
VIDEO 1 (AUDIO
OUT)

Voltage: 800 mV
Impedance: 10 kohms

SUB WOOFER

Voltage: 2 V
Impedance: 1 kohm

— Continued on next page —

MULTI CHANNEL AV RECEIVER
9-887-101-02
2006E16-1
©2006.05

Sony Corporation
Home Audio Division
Published by Sony Techno Create Corporation

STR-K880/K900
Ver. 1.1

Reproduction frequency range
28 - 20,000 Hz

Power consumption
Area code

±6 dB, 1 dB step

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
Tuningrange
Models of area code US, CND
With 10-kHz tuning scale:
530 – 1,710 kHz3)
With 9-kHz tuning scale:
531 – 1,710 kHz3)
Antenna
Loop antenna
Intermediate frequency
450 kHz
Models of area code E51
With 10-kHz tuning scale:
530 – 1,610 kHz3)
With 9-kHz tuning scale:
531 – 1,602 kHz3)
Models of area code AEP, UK, AUS, SP, SP6
With 9-kHz tuning scale:
531 – 1,602 kHz

US
170 W
canchange the AM tuning scale to 9 kHz or
CND
230 VA
10 kHz. After tuning in any AM station, turn off
the receiver. While holding down TUNING
AEP, UK, AUS, SP, 200 W
SP6, E51
MODE, 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
Power consumption (during standby mode)
procedure.
0.2 W

Dimensions(w/h/d) (Approx.)
430 × 157.5 × 316 mm
(167/8 × 62 /8 × 124/8
inches) including
projecting parts and
controls
Mass (Approx.)
8.0 kg (17 lb 11 oz)

Video section

Inputs/Outputs
Video:
1 Vp-p, 75 ohms
COMPONENT VIDEO:
Y: 1 Vp-p, 75 ohms
PB/CB/B-Y: 0.7 Vp-p,
75 ohms
Design and specifications are subject to
PR/CR/R-Y: 0.7 Vp-p,
change without notice.
75 ohms
80 MHz HD Pass Through...
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