SERVICE MANUAL
Sony Corporation
Personal Audio Group
Published by Sony Engineering Corporation
AEP Model
E Model
CX-LDB10/LDB20
Australian Model
CX-LDB10
MICRO HI-FI COMPONENT SYSTEM
9-879-549-01
2005C1678-1
© 2005.03
Ver. 1.0 2005.03
SPECIFICATIONS
CX-LDB10/LDB20
Model Name Using Similar Mechanism HCD-NE5
CD
Base Unit Name BU-K7BD81B
Section
Optical Pick-up Name KSM-213EDP/C2NP
Tape deck Model Name Using Similar Mechanism HCD-NE5
Section Tape Transport Mechanism Type CMAL5Z220A
CX-LDB10/LDB20 are the Amplifier, CD player,
Tape Deck and Tuner section in XR-DB10/DB20.
— Continued on next page —
Amplifier section
CX-LDB20
DIN power output (rated): 35 + 35 W
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference):
40 + 40 W
(6 ohms at 1 kHz, 10%
THD)
Music power output (reference):
62 + 62 W
Inputs
AUDIO IN: Sensitivity 700 mV,
impedance 47 kilohms
Outputs
PHONES: Accepts headphones with
an impedance of 8 ohms or
more
SPEAKER: Accepts impedance of 6 to
16 ohms.
CX-LDB10
DIN power output (rated): 20 + 20 W
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference):
22.5 + 22.5 W
(6 ohms at 1 kHz, 10%
THD)
Music power output (reference):
38 + 38 W
Inputs
AUDIO IN: Sensitivity 700 mV,
impedance 47 kilohms
Outputs
PHONES: Accepts headphones with
an impedance of 8 ohms or
more
SPEAKER: Accepts impedance of 6 to
16 ohms.
CD player section
Laser Diode Properties Emission duration:
continuous
Laser Output*: Less than
44.6 µW
*This output is the value measurement at a distance of
200 mm from the objective lens surface on the
Optical Pick-up Block with 7 mm aperture)
Frequency response 20 Hz – 20 kHz
Tape deck section
Recording system 4-track 2-channel, stereo
Frequency response 50 – 13,000 Hz (±3 dB),
using Sony TYPE I
cassettes
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range 87.5 – 108.0 MHz
Antenna FM lead antenna
Antenna terminals 75 ohms unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Pan-American model: 530 – 1,710 kHz
(with the tuning interval
set at 10 kHz)
531 – 1,710 kHz
(with the tuning interval
set at 9 kHz)
European model: 531 – 1,602 kHz
(with the tuning interval
set at 9 kHz)
Other models: 530 – 1,710 kHz
(with the tuning interval
set at 10 kHz)
531 – 1,602 kHz
(with the tuning interval
set at 9 kHz)
Antenna AM loop antenna, external
antenna terminal
Intermediate frequency 450 kHz
Photo : CX-LDB20