Onkyo TX 800 Service Manual

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Onkyo TX 800 Service Manual

Extracted text from Onkyo TX 800 Service Manual (Ocr-read)


Page 1

TX-800

SERIAL No 3329

ONKYO SERVICE MANUAL

QUARTZ SYNTHESIZED
TUNER AMPLIFIER
MODEL TX-800

Black model

BHUD. BIIUDN 120V AC. 60Hz

BHUG 220V AC, 50Hz

BIIUQA, BHUQB 240v AC, 5on

BIIUW 120 or 220V AC, 50/60Hz

SAFETY-RELATED COMPONENT WARNING! !

COMPONENTS IDENTIFIED BY MARK A ON

TABLE OF CONTENTS

THE SCHEMATIC DIAGRAM AND IN THE PARTS Specifications ............................ 2
LIST ARE CRITICAL FOR RISK OF FIRE AND Service procedures ......................... 3
ELECTRIC SHOCK. REPLACE THESE COMPO- Exploded View _________________________ 4
NENTS WITH ONKYO PARTS WHOSE PART Parts list ____________________________ 5
NUMBERS APPEAR AS SHOWN IN THIS IC bIock diagram and descriptions ............... 6
MANUAL Packing vicw ............................ 12
Adjustment procedures ..................... 13

MAKE LEAKAGE-CURRENT OR RESISTANCE Printed circuit board views ................... 15
MEASUREMENTS TO DETERMINE THAT EXPOSED Main Circuit ________________________ 15
PARTS ARE ACCEPTABLY INSULATED FROM Display ____________________________ 15
THE SUPPLY CIRCUIT BEFORE RETURNING Other pc boards IIIIIIIIIIIIIIIIIIIIII 23
THE APPLIANCE TO THE CUSTOMER Semi-conductor vicws ....................... 16
Schematic diagram ........................ l7

120V model ........................... 17

Other models .......................... 21

PC b0urd

Block diagram ........................... 24

ON KYO
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