Technics SU-Z980 Service Manual

ORDER NO.AD8806102C8
Service Manual
Amplifier
SU-Z980
Stereo Integrated Amplifier
SPECIFICATIONS (DIN 45 500)
@ AMPLIFIER SECTION
40 Hz ~ 20 kHz continuous power output
both channels driven 2 x 85 W (8Q)
DIN power output 2 x 100 W (89)
Total harmonic distortion
rated power at 40 Hz ~ 20 kHz 0.09% (8Q)
rated power at 1 kHz 0.05% (8Q)
half power at 1 kHz
Intermodulation distortion
tated power at 60 Hz:7 kHz=4: 1, SMPTE, 80 0.09%
Power bandwidth
both channels driven,-3dB
0.03% (8Q)
10 Hz ~ 20 kHz (8Q,THD 0.09%)
Residual hum and noise TmvV
Damping factor 35 (8Q)
Input sensitivity and impedance
PHONO 2.5mV/47 kQ
TUNER, CD, TAPE, VCR 2/TV, VCR 1/EQ
150mV/47 kQ
PHONO maximum input voltage (1 kHz,RMS) 140 mV
SIN
rated power (8)
PHONO 71 dB (IHF,A:78 dB)
TUNER, CD, TAPE, VCR 2/TV, VCR 1/EQ
70 dB (IHF,A:90 dB)
Frequency responce
PHONO RIAA standard curve
+ 0.8dB (30 Hz ~ 15 kHz)
TUNER, CD, TAPE, VCR 2/TV, VCR 1/EQ
10 Hz ~ 60 kHz (-3 dB)
Tone controls
BASS 50 Hz, +10dB ~ -10 dB
TREBLE 20 kHz, +10 dB ~ -10 dB
Technics
Color
Continental Europe.
Holland.
Belgium.
France.
Asia,Latin
America, Middle
Near East,Africa
and Oceania.
Super bass 80 Hz,+6 dB
Muting -20dB
Output voltage
TAPE, VCR 1/EQ REC OUT 150 mV
Channel blance, CD250Hz ~ 6,300Hz +1dB
Headphones output level and impedance 670 mV/330 Q
Channel separation, CD, 1 kHz 50dB
Load impedance
MAIN or REMOTE 8N~ 160
MAIN and REMOTE 8Q~ 160
wm GENERAL
Power consumption 310 W
Power supply
For continental Europe: AC 50/60 Hz.220 V
For United Kingdom and Australia: AC 50/60 Hz,240 V
For others: AC 50/60 Hz, 110 V/127 V/220 V/240 V
Dimensions (W x H x D) 430 x 119 x 255 mm
(16-15/16" x 4-11/16" x 10-1/32")
Weight 7.2 kg (15.9 Ib.)
Notes:
Total harmonic distortion is measured by the digital
spectrum analyzer (H.P. 3045 system).
4
Matsushita Electric Industrial Co., Ltd.
Central P.O. Box 288, Osaka 530-91, Japan