Technics SA-GX530 Service Manual

PRO-
SPECIFICATIONS (DIN 45 500)
@ AMPLIFIER SECTION
Power output
DIN 1 kHz (T.H.D. 1%)
20 Hz~ 20 kHz continuous power output
2x 100 W (49)
both channels driven 2x65 W (8 Q)
Total harmonic distortion
rated power at 20 Hz~ 20 kHz 0.05% (8 Q)
half power at 1 kHz 0.03% (8 Q)
Intermodulation distortion
rated power at 60 Hz: 7 kHz= 4:1, SMPTE 0.5% (8 Q)
Power bandwidth
both channels driven, —3 dB 10 Hz~40 kHz (8 Q)
Damping factor 40 (8 Q)
Input sensitivity and impedance
PHONO 3 mV/47 kQ
CD, VCR 1, VCR 2, TAPE/DAT 200 mV/22 kQ
PHONO maximum input voltage (1 kHz, RMS) 150 mV
S/N at rated power (8 ©)
PHONO 70 dB (IHF, A: 80 dB)
CD, VCR 1, VCR 2, TAPE/DAT
Frequency response
80 dB (IHF, A: 90 dB)
PHONO RIAA standard curve
(30 Hz~15 kHz) +0.8 dB
CD, VCR 1, VCR 2, TAPE/DAT 10 Hz~40 kHz, +3 dB
Tone controls
BASS 50 Hz, +10~—-10 dB
TREBLE 20 kHz, +10~—10dB
4 band parametric equalizer +10~-—10 dB
Loudness control (volume at — 30 dB) 50 Hz, +9 dB
Output voltage
VCR 1 OUT, TAPE/DAT REC (OUT) 200 mV
Channel balance (250 Hz~6.3 kHz) +1 dB
Channel separation 55 dB
Headphones output level and impedance 430 mV/330 Q
'Technics
ORDER NO. AD9207252C8
Receiver
Colour
(K)... Black Type
Area
Asia, Latin America,
Middle Near East
and Africa.
(K)
(G)
* Manufactured under license from Dolby Laboratories
Licensing Corporation. Additionnally licensed under one or
more of the following patents: U.S. numbers 3,632,886,
3,746,792 and 3,959,590; Canadian numbers 1,004,603 and
1,037,877.
"Dolby" and the double-D symbol are trademarks of Dolby
Laboratories Licensing Corporation.
Load impedance
AorB 4~16Q
A and B 8~16Q
@ SURROUND AMPLIFIER SECTION
Power output (REAR) 1 kHz, 10 W (8 Q)
(T.H.D. 0.8%)
1 kHz, 15 W (8 Q)
(T.H.D. 0.8%)
Power output (CENTER)
@ FM TUNER SECTION
Frequency range 87.50 ~ 108.00 MHz
Sensitivity
S/N 30 dB 1.5 uVvi75Q
SIN 26 dB 1.3 wVW/75 Q
S/N 20 dB 1.2 wVW/I75Q
IHF usable sensitivity (IHF '58) 1.5 pV/75 Q
IHF 46 dB stereo quieting sensitivity 22 pV/75Q
Total harmonic destortion
MONO 0.2%
STEREO 0.3%
SIN
MONO 60 dB (75 dB, IHF)
STEREO 58 dB (71 dB, IHF)
Frequency response 20 Hz~15 kHz, +1 dB, —2 dB
Alternate channel selectivity
+400 kHz 65 dB
Capture ratlo 1.0 dB
Image rejection at 98 MHz 40 dB
IF rejection at 98 MHz 70 dB
Spurious response rejection at 98 MHz 70 dB
AM suppression 50 dB
Stereo separation
1 kHz 40 dB