Pioneer SA-420 Service Manual

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OR D ER N O.
ART- 646-O
S T E R E O A M P L I F I E R
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CONTENTS
S P E C I F I C A T I O N S
F R O N T P A N E L F A C I L I T I E S
B L O C K D I A G R A M
PARTS LOCATION
EXPLODED VIEW
P . C . B O A R D S C O N N E C T I O N D I A G R A M . . . . .
S C H E M A T I C D I A G R A M
8 . E L E C T R I C A L P A R T S L I S T .
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9 . P A C K I N G
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1 0 . A D J U S T M E N T
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n É c l a c e
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A J U S T E
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A D D I T I O N A L S E R V I C E M A N U A L F O R Y P ,
A N D S T Y P E S
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MODEL SA-420 COMES IN FIVE VERSIONS DISTINGUISHED AS FOLLOWS:
This service manual is applicable to the KU type (pp. 1 - 17! , YP and Stypes (pp. 19 -211. When
repairing the HE, HB types, please see the additional service manual (ART-647).
For the circuit description, please refer to the supplement of modef SA-720 service manual (ART-76S1.
Ce manuel d'instruction se refère au mode de régtage, en français.
Este manual de servicio trata del método de ajuste escrito en espafiol.
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Type
Voltage
Remarks
KU
12OV only
U.S.A. model
s
110V, 120V,22OV and 2zl0V (Switchabtel
General export model
Y P
24OV only
Australia model
H E 22OV and 2r(lv (Snitchablel
Europe model
H B
22OY and 240V (Switchablel
United Kingdom model
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