Onkyo TX-DS575 - User Manual

TX-DS575
Ref. No. 3620
071999
ONKYO, SERVICE MANUAL
AUDIO VIDEO
CONTROL RECEIVER
MODEL TX-DS575
Black and Silver and Golden models
BMD 120V AC, 60Hz
BMP/BMPT/BMPA/ 230V AC, 50Hz
SMP/GMPT
GMWR
SAFETY-RELATED COMPONENT WARNING!! T ABLE OF CONTE NTS
COMPONENTS
IDENTIFIED
BY
MARK
A\
ON
Specifications......c.ceccsesssesseccssessessesssssssscssssssssessessesecevenessesa
eeeeseues
2
THE SCHEMATIC DIAGRAM AND IN THE PARTS Service procedures 3
LIST
ARE
CRITICAL
FOR
RISK
OF
FIRE
AND
Patel
Vie
WS.
suc.
cucsciscteduscssvetsedbiiilvcstcessasvcondentascsnsdenseis
4
ELECTRIC SHOCK. REPLACE THESE COM- IC block diagrams and descriptions 7
PONENTS
WITH
ONKYO
PARTS
WHOSE
PARTS
Microprocessor
connection
diagram...........cseesse
14
NUMBERS APPEAR AS SHOWN IN THIS MANUAL. Microprocessor terminal descriptions 15
PIS tube: VIC. ccccsteccsiscsissucacsdeticauestes cntdassedesstvsdsdeeles socvunaiesbadiecds 16
MAKE
LEAKAGE-CURRENT
OR
RESISTANCE
Printed
circuit
board-part
list.........c.cccscscssscssssssscssesescsrceesseae
evseeene
17
MEASUREMENTS
TO
DETERMINE
THAT
Adjustment
and
confirmation......c.cccssscsscsssssesesceccsstsneeceacs
enssteen
23
EXPOSED
PARTS
ARE
ACCEPTABLY
_IN-
WATKIN
G
VIOW
fos
siscdocesasdessacstbecnsibbatavcledececusedeseatesCeseucd
obaes
ous
badie
vovethas
25
SULATED
FROM
THE
SUPPLY
CIRCUIT
BEFORE
Block:
diapramts.ciccscedescdss
scctssvsanssesadscdovossesuaivedishasstatzeide
Lasko
leks
27
RETURNING THE APPLIANCE TO THE DSP circuit schematic diagram,..........ccccssescseseessscesessce cesses ceneeees 29
CUSTOMER.
DSPPE
board
VOW
siccisss.ccesescveacstacctevatdevsceassavtes
lth
csviccbaitag
easiness
31
Video/Input PC board View........cccscscscsscesessesesseessssstsconeeesee eetsseees 32
Video/Input schematic diagram..........ccccssescsssesessseseeesim cesses etseeee 33
Preamplifier PC board View Luw..c.cscccscesssscsssssssssssesseeessen scene eosseees 35
Preamplifier schematic diagram | ..........::sscccsssssscseseeeeeie sesese tereeees 37
Preamplifier PC board view Qiesroscscetsserssenscscerecnsenssneettiisaacses sesteese 39
Preamplifier schematic diagram 2...........:c:ssscssesssssseeseisgecccen eereeees 41
Microprocessor PC board ViewW..........ccsssscssesessecsescsseeserisececne setters 43
ONKYO Microprocessor schematic diagram...........:csssesssssessseeeiee sacs setters 45
® Power amplifier PC board View..........ccsceccecsessesesssesssetene cases eeeetees 47
Power amplifier schematic diagram.........s.ssesscssssesesen os aeeee oeeseees 49
Exploded Wiewes 2s... siscsessuituscstiaiiateaevasleateebessaeieisiiseyenntea ten Seasons 51
Parts liStiscc.ccerstccenicicc ys tfetieth cud eee acthesaeevtas Ruled Sec urate 53
Packing ViW sis scci2edxceect ssiavcdiasrisdeliabeer a enceeestatadesenih bla Sees 55
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Onkyo TX-DS575 Specifications