Onkyo tx-910 Service Manual

Ref. No.
3443
O N X Y O
SERVICE MANUAL
QUARTZ SYNTHESIZED
TUNER AMPLIFIER
MODEL TX-9 10
MODEL TX-930
Black and Silver models
1
BHMD, BHMDN
1
120V A C , 60Hz
1
B H M P , B H M P F , M P , M P F
1
23OV AC, 50Hz
1
l 2 0 V
o r
2 2 0 l A C iO/6OHz
1
SAFETY-RELATED COMPONENT WARNING! !
COMPONENTS IDENTIFIED BY MARK
d
ON
T H E SCHEMATIC DIAGRAM AND IN T H E PARTS
LIST ARE CRITICAL FOR RISK O F FIRE AND
ELECTRIC SHOCK. REPLACE THESE COMPO-
NENTS WITH ONKYO PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN T H I S
MANUAL.
BHMQA
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS T O DETERMINE T H A T EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM
T H E SUPPLY CIRCUIT BEFORE RETURNING
T H E APPLIANCE T O T H E CUSTOMER.
240V A C , 50Hz
I
ONKYO
I
TABLE OF CONTENTS
Printed circuit board view from bottom side ................... 23
Schematic diagram
~ ~ d ~ l
TX-930 ..........................................................
7 -
, D
Model TX.910 .......................................................... 2 9
Printed circuit board-parts list
~ ~ d ~ l
~ x . 9 3 0 .......................................................... 35
Model TX.910 .......................................................... 38