Pioneer SA 500 Service Manual

Page 1

Pl ONEERQ GD

SOLID STATE STEREO AMPLIFIER

A-EOD

CAUTION Before connecting the line cord to the wall socket, carefully
read and follow the instructions described below, to assure
the safety of your unit,

0 Model SA»500 is an for 240V operation when shipped.
If this unit is used in a different linevoltage area, read and
follow "LINE VOLTAGE SELECTION AND FUSE" on
page I . Be sure that the line voltage setting on your
unit agrees with the line voltage in your area and that the
fuse installed in your unit is a proper one.

INSTALLATION, OPERATING AND SERVICE MANUAL

including PARTS Llsr, CIRCUIT DIAGRAMS, AND MOUNTING TEMPLATE. (FVI

IIIINEEII ELEETRIINII: IIIIRPIIRATIDN

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I PIONEER _

FEATURES OF SA-SOO

.SUPERIOR FREQUENCY RESPONSE:

Ev the Lisa 09 all silicon transistors, a flat frequency
response with low dlstorlion latter is oblalned from
bass (0 (Vebler

'COMPACT BUT VERSATILE:

In additlon [0 [he terminals lor connection of a [Beard
play", tuner and tape recorder, [Wu sets of terminaIs
are provided Ior conneclian ar auxiliary inpura rd
Demlil reproduction of all kinds of program SOUICES.
ISTABLE CIRCUIT DESIGN:

Separate printed-circuit boards are used for individual
uni blocks in ems! lo Stabilize npevauon and minimize
the possibility of iauls.

INSTALLATION OF SA-SOO

LINE VOLTAGE SELECTION AND FUSE ,,

In order to remove the fuse, mm the (use cap located
on the line vulam selector switch In the direction
indicaled by an arrow. Then remove me (use Dlug Irom
lhe unir. Pur lhe ruse ulug back 90 rhar rhe proper line
uollage marking can be seen rhrough rhe cm in the edge
of the plug

Whenever [he Set posilion of the Selector swilch Is
changed, check the rating of the fuse. A U.53mpere fuse
is to be um for either 220V or 240V operation and a
I-amnere luSE lur any of 'IIDV, II7V, nr|30V operafion.
Ir rhe ranng ol rhe fuse ls proper, inslall lhe fuse In me
lure cap.

OREPLACING OF FUSE

When the fuse is blown. lemme the fuse cap and replace
the fuse wim a new ans,

- VARIOUS Accessonv DEVICES:
A mode/rape munirur switch, loudness swi'Ich and loud
speak" swileh are provided Iar higher pevformancev

- DESIGN NEWLV DEVELOPED av PIONEER:

A oruducr ol PIONEER'S new mauel series, designed rm
born luxurious appearance and operarional convenience.
Also, an AM/FM shared lunar designed lo malch rhe
SA-500 in appearance is available separately,

SELECT THE PLACE OF INSTALLATION cone
SIDERING THE FOLLOWING

IAvoid a place exposed to direcl sunlighz, nuar a
space haatnr or other heatgeneraling equlpment, a!
nuunv venlilated

OAvuid a dusry or humid place.

OAvoid a piece lhat ls unnable or frequently incurs
uihrahen,

m: w ms: was rum sock"
Fig I

Take off the luse map by rurning it wilh a coin.

in (he direclion lndicaled by rhe arrow,