Onkyo TX-8255 Service Manual

TX-8255
SERVICE MANUAL
SERVICE MANUAL
RC-666S
STEREO RECEIVER
MODEL
TX-8255
Ref. No. 4088
072008
Black and Silver models
120V AC, 60Hz
230 - 240V AC, 50Hz
B MDC
B MPP, S MPP
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.

Onkyo TX-8255 Specifications

General

Package depth	560 mm
Package width	419 mm
Package height	250 mm
Dimensions (WxDxH)	435 x 149 x 340 mm
Power requirements	AC 220-230 V, 50/60 Hz
Impedance	4 Ω
Dynamic range (1kHz)	90 dB
Total Harmonic Distortion (THD)	0.08 %
AM band range	522 - 1611 kHz
FM band range	87.5 - 108 MHz
Radio Data System (RDS)	Yes
Product color	Black
Power consumption (standby)	0.3 W
Power consumption (typical)	180 W

Weight and Dimensions

Weight	7500 g