Sony hsta 20 k service manual

Page 1

HST-AZIIK

SERVICE MANUAL

E Model

~ HST-A20K is the
STEREO DECK RECEIVER

in LBT-AZOK.
SPECIFICATIONS
Model Name Usin
g HST-A20
Similar Mechanism
Tuner
System FM stereo _
FWAM superheterodynetuner Tape Transport DECK A . TOM 1 90RA12CL
FM tuner 59mm" Mechanism Type DECK B : TCM-I QORBZZCL
Tuning range 87.510 108 MHz
Antenna 75 ohms unbalanced
300 ohms balanced
Intermediate lrequency 10.7 MHz
AM tumng section (for Mideastem moden Frequency response CD: 15 Hz to 50 kHz :g dB
Tuning range SW: 595 to 17.90 MHz
MW: 531 to Lem kHz c355,, deck
AM tuning section (model lor other countries) Recording system A-lrack 2-channel stereo
Tuning range 531 to 1.602 kHz (at 9 kHz step) Frequency response DOLBV NR OFF
530 I° 1-710 kHz (3 10 kHz 59) With Type II cassette (Sony UX-S)
Antenna AM loop antenna 40 Hz to 14 kHz (:3 GB)

External antenna terminal
Intermediate trequency 450 kHz

With Type I cassette (Sony HF-S)
40 HZI013 kHz (:3 dB)

Wow and Ilutter 0.1% (WRMS)
Amplifier
Peak music power output 550 W (5 ohms. 4 speakers drIven) General
Continuous HMS power output Power requirements 110 , 120 V/220 - 240 v AC. adjustable
40 W + 40 W (6 Ohms, al 1 kHz. 5% - with the VOLTAGE SELECTOR, 50/60 Hz
THD) Power consumption 120 W
_ Weight Approx. 8.9 kg
Input Jack type Sensmvrty Impedance Dlmenswns Approx. 355 X 330 x 325 mm
CD IN Phone 300 mV 47 kohms (w/h/d. including projectionSI
VlDEO IN Phone 300 mV 47 kohms Supplied accessories
PHONO lN Phone 3 mV 47 kohms Remote commander RM~SZ71 (1)
MIC 1 Phone 1 mV to kohrns FM 9 9" I
AM loop antenna [1)
MIC 2 Phone 1 mV 10 kohms Batteries Sony SUM-3 (NS) (2)
Microphone (1)
Output Jack type impedance Desrgn and specifications are subject to change without notice.
SURROUND Phono Accepts speakers or 8-16 ohms
SPEAKER
HEADPHONES Stereo phone Accepts headphones ol 3 ohms
or more

CUMPACT HiFi STEREO SYSTEM

SONY;

Dolby noise reduction manufactured under license from
Dolby Laboratories Licensing Corporation.
"DOLBY and the double-D symbol DC] are trademarks of
Dolby Laboratories Licensing Corporation.