SERVICE MANUAL
Sony Corporation
Audio Business Group
Published by Sony Techno Create Corporation
HCD-DZ260/DZ270/HDZ278
SPECIFICATIONS
DVD RECEIVER
9-887-958-01
2008A04-1
©
2008.01
US Model
Canadian Model
HCD-HDZ278
AEP Model
UK Model
HCD-DZ260
E Model
Australian Model
HCD-DZ270
Model Name Using Similar Mechanism
HCD-DZ230/DZ231/HDZ235
Mechanism Type
CDM85-DVBU102
Optical Pick-up Name
KHM-313CAA
• HCD-DZ260/DZ270/HDZ278 are the amplifi er, DVD/CD and
tuner section in DAV-DZ260/DZ270/HDZ278.
Photo : HCD-DZ270
This system incorporates with Dolby* Digital and Dolby Pro
Logic (II) adaptive matrix surround decoder 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 from DTS, Inc.
“DTS” and “DTS Digital Surround” are registered trademarks
of DTS, Inc.
AUDIO POWER SPECIFICATIONS
for the US model (HDZ278)
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
With 3 ohms loads, both
channels driven, from 180
- 20,000 Hz; rated 84 watts
per channel minimum
RMS power, with no more
than 0.7% total harmonic
distortion from 250 milli
watts to rated output.
US models:
Surround mode (reference) RMS output power
FL/FR/C/SL/SR*:
142
ohms, 1 kHz, 10% THD)
3 ohms, 80 Hz, 10% THD)
Chinese models:
Surround mode (reference) RMS output power
FL/FR/C/SL/SR*:
100
3 ohms, 80 Hz)
Other models:
Stereo mode (rated)
108 W + 108 W (at 3 ohms,
1
kHz,
1%
THD)
Surround mode (reference) RMS output power
FL/FR/C/SL/SR*:
142
watts (per channel at 3
ohms, 1 kHz, 10% THD)
Subwoofer*: 140 watts (at
3 ohms, 80 Hz, 10% THD)
* Depending on the decoding mode settings and the
source, there may be no sound output.
Inputs (Analog) (DZ260)
TV (AUDIO IN)
Sensitivity: 450/250 mV
AUDIO IN
Sensitivity: 250/125 mV
Inputs (Digital) (DZ260)
TV (COAXIAL IN/OPTICAL IN)
Impedance: 75 ohms/-
Inputs (Analog) (DZ270/HDZ278)
TV/VIDEO (AUDIO IN)
Sensitivity: 450/250 mV
AUDIO IN
Sensitivity: 250/125 mV
Inputs (Digital) (HDZ278)
TV/VIDEO (COAXIAL IN/OPTICAL IN)
Impedance: 75 ohms/-
Outputs (Analog)
Phones
Accepts low- and high-
impedance
headphones.
Super Audio CD/DVD System
Laser Semiconductor
laser
(Super
Audio
CD/DVD:
λ
= 650 nm)
(CD:
λ
= 790 nm)
Emission
duration:
continuous
Signal format system
North American, Mexican, and Latin American models:
NTSC
Other models:
NTSC/PAL
USB Section (DZ260/DZ270)
Supported bit rate
MP3 (MPEG 1 Audio Layer-3):
32 kbps - 320 kbps
WMA:
48 kbps - 192 kbps
AAC:
48 kbps - 320 kbps
Sampling frequencies
MP3 (MPEG 1 Audio Layer-3):
32/44.1/48
kHz
WMA: 44.1
kHz
AAC:
44.1 kHz
(USB) port:
Maximum current:
500 mA
Tuner Section
System
PLL quartz-locked digital
synthesizer
FM tuner section
Tuning range
North American models:
87.5 MHz - 108.0 MHz
(100 kHz step)
Other models:
87.5 MHz - 108.0 MHz (50
kHz
step)
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