Pioneer sa 9800 hg schematic
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Extracted text from pioneer sa 9800 hg schematic (Ocr-read)
Page 1
ADDITIO AL MPIONEER
Sefiice
(7143111131
STEREO AMPLIFIER
A-SBDD HG
The basic performance of the HG type is the same as the KU type. The KU type has a wooden cover, while
HG type employs metal. This additional service manual is applicable to the HG type, please refer to the KU type
service manual with the exception of this supplements.
SPECIFICATIONS
The specifications for HG type is the same as the KU
type except for following sections;
Power Amplifier Section
Continuous Power Output at (Hz (both channel driven)
. T.H.D. 0.002%, 8 ohms ....... 100 watts per channel
Semiconductors
Transistors ............................... 75 Micellaneous
' . . Power Requirements ........... 220V/240V, 50/60HZ
Preamplifier Section Power Consumption ................. 850W(max.)
TAPE 2 (DIN connector) Dimensions ............ 420(W)x150(H)x425(D)mm
REC (Level/Impedance) ........ 30mV/80 kilohms 16-17/32(W)x5-29/32(H)x16~3/4(D)in
PLAY (Sensitivity/Impedance) . a . 150mV/50 kilohms Weight (Without Package) ......... 18.0kg (39lb11oz)
Hum and Noise (DIN, Continuous Power/SOmW)
PHONO 1 MM ................... 72dB/62dB
PHONO 2 MM .................... 72dB/62dB
TUNER, AUX, TAPE PLAY 1, 2 ........ 90dB/62dB
CONTRAST OF MISCELLANEOUS PARTS
P.C. BOARD ASSEMBLIES
Part No.
Symbol Description Remarks
KU type HG type
PA-L assembly GWH-119 GWH-lZS
PA-R assembly GWHrlZO GWH-126
Power supply assembly AWR-191 AWR-196
E0 assembly GWF-116 GWF-118
Input terminal assembly GWXa261 GWX7291
Tape terminal assembly GWX7262 GWX-ZQZ
DlN connector assembly ........ GWX-ZQI}
Tape switch assembly GWS-172 GWS-183
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