SERVICE MANUAL
Sony Corporation
Published by Sony Techno Create Corporation
HCD-EX66/EX88/EX99
9-893-153-01
2011C04-1
©
2011.03
E Model
• HCD-EX66 is the ampli
fi
er, USB, CD player
and tuner section in MHC-EX66.
• HCD-EX88 is the ampli
fi
er, USB, CD player
and tuner section in MHC-EX88.
• HCD-EX99 is the ampli
fi
er, USB, CD player
and tuner section in MHC-EX99.
COMPACT DISC RECEIVER
CD Section
Model Name Using Similar Mechanism
New
Mechanism Type
CDM76B-D1BD76
Optical Pick-up Block Name
DA11MMVGP
SPECIFICATIONS
Ampli
fi
er section
The following measured at AC 127 V,
60 Hz (Mexican model)
The following measured at AC 220 V,
50/60 Hz (Argentine model)
The following measured at AC 230 V,
50/60 Hz (Other models)
HCD-EX99
Front Speaker:
Power output (rated):
80 W + 80 W (at 3
Ω
, 1 kHz, 1% THD)
RMS output power (reference):
135 W + 135 W (per channel at 3
Ω
,
1
kHz)
Subwoofer:
RMS output power (reference):
200 W (at 8
Ω
, 100 Hz)
HCD-EX88
Power output (rated):
120 W + 120 W (at 4
Ω
, 1 kHz, 1% THD)
RMS output power (reference):
200 W + 200 W (per channel at 4
Ω
,
1
kHz)
HCD-EX66
Power output (rated):
50 W + 50 W (at 4
Ω
, 1 kHz, 1%
THD)
RMS output power (reference):
90 W + 90 W (per channel at 4
Ω
,
1
kHz)
Inputs
DVD/PC IN L/R (phono jacks):
Sensitivity 700 mV, impedance
22
k
Ω
Outputs
PHONES (stereo mini jack):
accepts headphones with an
impedance of 8
Ω
or more
SPEAKERS: impedance
HCD-EX99: impedance 3
Ω
HCD-EX88/EX66: impedance 4
Ω
SUBWOOFER (HCD-EX99 only):
impedance
8
Ω
USB section
Supported bit rate:
MP3 (MPEG 1 Audio Layer-3):
32 kbps – 320 kbps, VBR
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
CD player section
System:
Compact disc and digital audio
system
Laser Diode Properties
Emission Duration: Continuous
Laser Output*: Less than 44.6
μ
W
* This output is the value
measurement at a distance of
200mm from the objective lens
surface on the Optical Pick-up
Block with 7mm aperture.
Frequency response: 20 Hz – 20 kHz
Signal-to-noise ratio: More than 90 dB
Dynamic range: More than 88 dB
Tuner section
FM stereo, FM/AM superheterodyne tuner
Antenna:
FM lead antenna
AM loop antenna
FM tuner section:
Tuning range:
87.5
MHz
‒
108.0 MHz (50 kHz step)
Intermediate frequency:
200/250/300/350/400
kHz
Photo: HCD-EX99
• MPEG Layer-3 audio coding technology and patents licensed from
Fraunhofer IIS and Thomson.
• Windows Media is either a registered trademark or trademark of Microsoft
Corporation in the United States and/orother 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.
– Continued on next page –
Summary of Contents for HCD-EX66
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