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TA-AV431/AV931
SERVICE MANUAL
US Model
Mexican
Model
TA-AV431
US Model
TA-AV531
This set is the amplifier section
in SEN-431CD/531CD
This photo is TA-AV531
SPECIFICATIONS
Output (TA-AV531)
TAPE
Phono jacks
Voltage 150 mV
(REC OUT)
Impedance 1 kilohm
SPEAKERS
Accepts speakers of 8 — 16 ohms
(Front, Rear)
SPEAKERS
Accepts speakers of 4 — 16 ohms
(Center)
HEADPHONES | Stereo phone jack | Accepts low and high impedance
headphones.
Output (TA-AV431)
SPEAKER: Accepts speakers of 8 to 16 ohmes
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC DISTORTION:
With 8-ohm loads, both channels driven, from 40 — 20,000 Hz; rated 135
(TA-AV531), 110 (TA-AV431) watts per channel minimum RMS power, with
less than 0.9% total harmonic distortion from 250 milliwatts to rated output.
Power bandwidth (IHF) 30 Hz — 30 kHz (8 ohms) (TA-AV531)
Dynamic headroom
1.7 dB (78 IHF) (TA-AV531)
Harmonic distortion
Less than 0.9% at rated output (Surround OFF)
(TA-AV531)
Frequency response
PHONO:
RIAA equalization curve
CD, VIDEO, TUNER, TAPE:
10 Hz — 50 kHz + 3 dB (TA-AV531)
PHONO:
RIAA curve
CD, VIDEO: 10 Hz — 50 kHz + 3 dB (TA-AV431)
15 W + 15 W (at front off 8 ohmes) (TA-AV531)
10 W + 10 W (at front off 8 ohmes)(TA-AV431)
30 W (at front off 4 ohmes) (TA-AV531)
27 (8 ohms, 1 kHz) (TA-AV531)
Rear output
Center output
Damping factor
Input (TA-AV531)
Input jack | Jack type | Sensitivity
| Impedance | S/N (weighting
network, input level)
Phono
3.0 mV
50 kilohms
| 71 dB
:
75 dB*
(A, 3.0 mV)
Phono
250 mV
50 kilohms
| 92 dB
83 dB*
(A, 250 mV)
(TA-AV431)
es
ee
PHONO
2.5 mV
50 kilohms
50 kilohms
*'78 IHF
CD, VIDEO
HEADPHONES:
Accepts headphones with low and
high impedance
GRAPHIC EQUALIZER controls
Boost/Cut range:
+ 8 dB (100 Hz, 330 Hz, 1 kHz,
3.3 kHz) + 6 dB (10 kHz)
Approx, 430 x 145 x 360 mm (w/h/d)
(17 x5 % x 14% inches)
(including projecting parts and controls)
Weight
Approx. 9.9 kg (21 lb 14 0z): TA-AV531
Approx. 9.5 kg (20 Ib 15 oz): TA-AV431
Dimensions
General
Power requirements
120 V AC, 60 Hz
Power consumption
250 W (TA-AV531)
220 W (TA-AV431)
AC outlets
2 switched, 120 W/1 A max. (TA-AV531)
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INTEGRATED STEREO AMPLIFIER
SONY.
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