Pioneer SX-939 Service Manual

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SERVICE MANUAL
STEREO RECEIVER
KCU, F, GN
NOTE:
MODEL SX-939 COMES IN THREE VERSIONS DISTINGUISHED AS FOLLOWS:
Round label on
rear panel
Voltage
Type
KCU 120V only
UL (U.S.A.) and CSA (Canada) approved.
F
110V, 120V, 130V
220V and 240V
(switchable)
General export model
GN
—
220V only
SEMCO (Sweden), NEMCO (Norway) and
DEMCO (Denmark) approved.
<74B02M61D> CD PIONEER

Pioneer SX-939 Specifications

General

Tuning Range	FM, MW
Damping Factor	30
Input Sensitivity	2.5 mV (MM), 150 mV (line)
Output	150 mV (line)
Frequency Response	10Hz to 30 kHz
Total Harmonic Distortion	0.3%
Signal to Noise Ratio	90dB (line)
Speaker Load Impedance	4 ohms to 16 ohms
Semiconductors	4 x IC