Table Of Contents - Pioneer SX-1280 Service Manual

Typo Volr.rp
R.mark!
KU
120V only
U.S.A. rnodel
KC
120V only
Canads model
110v, 120v. 22OV and 240V (Switchsble)
Gen6ral exDort model
s/G
1'10V, 120V, 220V.nd 240V {$i,itchsbl6l
U.S. Milit8ry model
six-1 eEto
MODEL SX-1280 COMES IN FOUR VERSIONS DTSTINGUISHED AS FOLLOWS:
N O T I C E :
r This service manual is applicable to the KU and KC types
. As to the S and S/G types, please refer to page 81.
CONTENTS
1 .
S P E C I F T C A T | O N S .
3
2, CONNECTION DIAGRAM
5
3. FRONT PANEL FACILITIES
7
4 . L E V E L D T A G R A M . . . .
. . . . . . . . 1 0
5 . B L O C K D I A G R A M . . . .
. . . . . . . 1 1
6. CIRCUIT DESCR]PTIONS
6 . 1 T u n e r S e c t i o n
. . . . . . . . . . 1 3
6 . 2 A F S e c t i o n
. . . . . . 1 4
6 . 3 P o w e r S u p p l y C i r c u i t .
. . . . . 1 6
6 . 4
P r o t e q t i o n
C i r c u i t . .
. . . . . . . 1 1
7 , D T S A S S E M B L Y
. . . . . . . . 1 8
8, PARTS LOCATION
8 . 1 F r o n t P a n e l V i e w . . .
. . . . . . 2 0
8 . 2
F r o n t V i e w w i t h P a n e l R e m o v e d
. . . . . . . . . . . 2 1
8 . 3 T o p V i e w
. . . . . . . 2 2
8 . 4 B o t t o m V i e w
. . . . 2 9
8.5 Rear Panel View .. .
.. . . .. 24
9 . D I A L C O R D S T R I N G I N G
. . . . . . 2 5