Onkyo TX-DS575 Service 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 l i S t i s c c . c c e r s t c c e n i c i c c ys tfetieth cud eee acthesaeevtas Ruled Sec urate 53
Packing ViW sis scci2edxceect ssiavcdiasrisdeliabeer a enceeestatadesenih bla Sees 55
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