Sansui 9900Z Service Manual

9900Z/8900ZDB/7900Z
| © SPECIFICATIONS -
SERVICE MANUAL
@ Audio section:
Power output
<9900Z> : ; :
Min. RMS, both channels drivén; fron' 20 to 20,000 'Hz, with
"no more than 0,015 % total harmonic distortion. : : :
160 watts per channel into:8 ohms
<8900ZDB>. ernest
~ Min; RMS, both channels driven, from 20 to 20, 000 Hz, with
'no more than-0.02 % total-harmonic distortion
125 waits per channel into 8 ohms
<7900Z> : :
"Min. RMS, both channels davai from.20 to 20, 000 Hz; 'with
no.more than 0.02 % total harmonic distortion - es
100 watts per channel into-8 ohms :
Load.impedance ... ; .°8 ohms -
Total harmonic distortion ©" Csi, B e Re ea
© . <€9900Z>. 0... 12°.) + less than 0:015 % at-or below
: ~ : rated:'min: RMS power: output".
* <8900ZDB, 7900Z> - :. less than 0.02.%'at or below :
: ~ rated min. RMS. power outpi
: (nternéditiation distortion (60 Hz : 7 kHz = 4-2-7 'SMPT
DIGITAL QUARTZ SYNTHESIZER.
'DC STEREO RECEIVER
SANSUI 99007
method) Bh
25 €9900Z> oe ee ed bess than 0. 01s 6 at: rated power ve
y "os outpdt.. 5: =
<8900ZDB, 7900Z> less than 0.02 % at "rated power
output °° a '
Frequency Fesponse (at 1 watt) ae "
Overall (from AUX)... 5 to:100,000 Hz; 40 dB, =3 0. 4
RIAA curve deviation (PHONO, 20. Hz'to 20: KHz). °
se igetselt ope eles arta tahetes +0:2.dB,:—0.2 dB.
Damping factor (20 Hz. to.20 kHz, both channels driv
w h e -Gkad. ata pesditene rete» 40 into 8 ohms
input sensitivity _ impedance (at 1kHz).
PHONO-1, 2: -2.5:mV/47 kilohms:
(Max: input capability 200 mV.at'l kHz, less than ot %:
total harmonic'distortion)" '
as 1,2 PLAY; AUX:
Output level (at.1 ete
TAPE: q = REC.
Channel separation (at 1:kHz)
PHONO-1,20 23.2 50.dB *
AUX... 6.003 ee 60dB -*
Controls 2 CeO EA
" BASS. . 205. eee i $10.dB at'50-Hz
TREBLE © . .:. .- +10 dB at 10 kHz ®: B f
HIGH FILTER'. =3 dB 'at 5. kHz.(6 dB/oct).
LOUDNESS (VOLUME: ~30 dB position) =
sugeatets ce eee ee 8B at SOHZ 8 22
$ 6-dB at.10:kH2":
AUDIO MUTING. <. —20dB° 1."
"to be continuédh ~