Sony CX-LZX7 Service Manual

SERVICE MANUAL
Ver 1.0 2004.05
• CX-LZX7 is the Amplifier, CD player, Tape
Deck and Tuner section in AWP-ZX7.
Main Unit
Amplifier section
For the U.S. model
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
With 6-ohm loads, both channels driven, from
120 – 10,000 Hz: rated 60 watts per channel
minimum RMS power, with no more than 10%
total harmonic distortion from 250 milliwatts to
rated output.
North American model:
Continuous RMS power output (reference):
60 + 60 W
(6 ohms at 1 kHz, 10%
THD)
Total harmonic distortion less than 0.05% (6 ohms at
1 kHz, 30 W)
European model:
DIN power output (rated): 45 + 45 W
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference):
60 + 60 W
(6 ohms at 1 kHz, 10%
THD)
Music power output (reference):
100 + 100 W
(6 ohms at 1 kHz, 10%
THD)
Sony Corporation
9-877-859-01
Home Audio Company
2004E1679-1
Published by Sony Engineering Corporation
 2004.05
Model Name Using Similar Mechanism
CD Mechanism Type
CD
Section
Base Unit Name
Optical Pick-up Name
Model Name Using Similar Mechanism
TAPE
Section
Tape Transport Mechanism Type

SPECIFICATIONS

Other models:
The following measured at 220 – 240 V AC, 50/60 Hz
DIN power output (rated): 45 + 45 W
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference):
60 + 60 W
(6 ohms at 1 kHz, 10%
THD)
Inputs
AUX IN (RCA pin jacks): Sensitivity 1 V,
impedance 47 kilohms
Outputs
PHONES (stereo mini jack):
accepts headphones with
an impedance of 32 ohms
or more
SPEAKER: accepts impedance of
6 ohms
SUB WOOFER OUT: voltage 1.5 V
CD player section
System Compact disc and digital
audio system
Laser Semiconductor laser
(λ=770 – 810 nm)
Emission duration:
continuous
Frequency response 20 Hz – 20 kHz
Signal-to-noise ratio More than 90 dB
Dynamic range More than 90 dB
MICRO HI-FI COMPONENT SYSTEM
CX-LZX7
Canadian Model
NEW
CDM69CV-F4BD81B2
BU-F4BD81B2
KSM-215CFP/C2NP
NEW
CMAL1Z250A
Tape deck section
Recording system
Frequency response
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range
North American model:
Other models:
Antenna
Antenna terminals
Intermediate frequency
— Continued on next page —
US Model
AEP Model
UK Model
E Model
4-track 2-channel stereo
100 – 10,000 Hz, using
Sony TYPE I cassettes
87.5 – 108.0 MHz
(100-kHz step)
87.5 – 108.0 MHz
(50-kHz step)
FM lead antenna
75 ohms unbalanced
10.7 MHz