Pioneer sx 1280 service manual

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ADDITIONAL GDPIONEER'

Service
(7143111131

AM/FM STEREO RECEIVER

X4280

0 This additional service manual provides the description of the parts applied only S,
and S/G types.

0 For detailed instructions on adjustments, circuit descriptions, exploded views, etc.,
please refer to this Service Manual (page 3 ~ page 80).

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1. SPECIFICATIONS

Preamplifier Section
Input (Sensitivity/Impedance)

TAPE PLAY 2 (DIN connector). . . . ISOmV/SOkilohms
Output Level/Impedance

TAPE 2 (DIN connector) ......... 30mV/80kilohms
Miscellaneous
Power requirements ......... 110V, 120V, 220V, 240V
switchable, 50/60Hz
Power Consumption ................ IlOOW (max.)
Furnished Parts
Fuse 6A ................................. I
Fuse 12A ................................. I

2. CONTRAST OF MISCELLANEOUS PARTS

NOTE:

0 Capacitors: in p!" unless otherwise noted p:pF

o Resistors: in n. '/¢W unless otherwise noted kskn. M:M$2
P.C. BOARD ASSEMBLIES

Part No.
Symbol 8: Description KU S SIG Remarks
Fuse assemblv AWX-126 AWX-l34 AWX-134
5P connector assembly ........ , AWX-062 AWX-062
TRANSFORME R
,I Part No.
Symbol 8: Description { KU s I I - SIG : Remarks
._._.._.._.._.-...._H -_-..- -- 1 - I
I E :
T1 Power transformer I ATT-447 ATT-474 ' ATT-475
l A
SWITCHES
I- Part No.-
Symbol & Description 3 KU I S I SIG Remarks
S26 Plug m selector (line voltage selectorl ........ I AKR-O31 AKR-O31
527 Slide switch (DE-EMPHASIS) . ........ I ASH-016 I ASH-016
A L .

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