HCD-XB33K, HCD-XB44K, LBT-XB33K, LBT-XB44K - Sony Audio Service Manual (repair manual). Page 2

Read Sony HCD-XB33K / HCD-XB44K / LBT-XB33K / LBT-XB44K Service Manual online

CD player section
System
Compact disc and digital audio system
Laser
Semiconductor laser (
λ 
= 780nm).
Emission
duration:  continuous
Laser output
Max. 44.6µW*
*This output is the value measured at a distance
of 200 mm from the objective lens surface on
the Optical Pick-up Block with 7 mm aperture.
Wavelength
780 – 790 nm
Frequency response
2 Hz – 20 kHz (±0.5 dB)
Signal-to-noise ratio
More than 90 dB
Dynamic range
More than 90 dB
CD DIGITAL OUT
(square optical connector jack, rear panel)
Wave length:
600 nm
Output level:
– 18 dBm
Tape player section
Recording system
4-track 2-channel stereo
Frequency response (DOLBY NR OFF)
60 – 13,000 Hz (±3 dB), using a Sony
TYPE I cassette
60 – 14,000 Hz (±3 dB), using a Sony
TYPE II cassette
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range
(2 band model)
Antenna
FM wire antenna
Antenna terminals
75 ohm unbalanced
Intermediate frequency
10.7 MHz
AM tuner section
Tuning range
531 – 1,602 kHz
(with the tuning interval set at 9 kHz)
530 – 1,710 KHz
(with the tuning interval set at 10 kHz)
Antenna
AM loop antenna, External antenna terminals
Intermediate frequency
450 kHz
General
Power requirements
Other models:
110 – 120 V or 220 – 240 V
AC, 50/60 Hz Adjustable with voltage selector
Power consumption
(HCD-XB33K):
240 watts
(HCD-XB44K):
250 watts
Dimensions (w/h/d)
Approx. 355 x 425 x 435 mm (14 x 16 
3
/
4
 x 17
1
/
4
 in) incl. projecting parts and controls
Mass
Approx. 14.0 kg (30 lb 14 oz.)
Supplied accessories:
AM loop antenna (1)
Remote RM-SD70S (1)
Size AA (R6) batteries (2)
FM wire antenna (1)
Speaker cords* (HCD-XB44K) (2)
Design and specifications are subject to change without notice.
— 2 —
This appliance is classified as a CLASS 1 LASER product. The
CLASS 1 LASER PRODUCT MARKING is located on the rear
exterior.
The following caution label is located inside the unit.
Laser component in this product is capable
of emitting radiation exceeding the limit for
Class 1.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous radiation
exposure.
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing
• Kee p the temperature of soldering iron around 270˚C
during repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 
!
 OR DOTTED LINE WITH
MARK 
!
 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
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