Onkyo CR 305 TX Service Manual

Page 1

CR-305TX

Ref. No. 3723

ONKYO SERVICE MANUAL

CD RECEIVER
MODEL CR-305TX

u: smuaavm mm mm

QWQ

PvJNES

mspm A Wm .

QED

Silver model

UDD,UDT

120V AC, 60Hz

UGT,UGR,

220~230V AC, SOHZ

UPP

230~24OV AC, SOHZ

SAFETY-RELATED COMPONENT
WARNING !!

COMPONENTS IDENTIFIED BY MARK A ()N THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE

CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.

REPLACE THESE COMPONENTS WITH ()NKYO

PARTS \VHOSE PART NUMBERS APPEAR AS SHOWN

IN THIS MANUAL.

MAKE LEAKAGE-CURRENT ()R RESISTANCE

MEASUREMENTS TO DETERMINE THAT EXPOSED

PARTS ARE ACCEPTABLY INSULATED FROM THE

SUPPLY CIRCUIT BEFORE RETURNING THE

APPLIANCE TO THE CUSTOMER.

ONKYO.

IMAGINATIVE SIGHT & SOUND

9..

RC-421 S

062002

Page 2

CR-305TX

SERVICE PROCEDURES-1
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING

This set employs a laser. Therefore, be sure to follow Laser Diode Properties
carefully the Instructions below when serVIClng. Material: GaAS/GaAlAs

WARNINGII Wavelength: 780nm
SERVICE WARNING : DO NOT APPROACH THE La? 91"? mFX0'5mIW*
LASER EXIT WITH THE EYE T00 CLOSELY. Emléswn Dufallm commuous .
IN CASE IT IS NECESSARY TO CONFIRM LASER *ThIs output Is the value measured at a dlstance about lISmm
BEAM EMISSION, BE SURE TO OBSERVE FROM from the objective lens surface on the Optical Pickup Block.

A DISTANCE OF MORE THAN 30cm FROM THE
SURFACE OF THE OBJECTIVE LENS ON THE
OPTICAL PICKUP BLOCK.

LASER WARNING LABEL

The labels shown below are affixedr

1. Warning label

DANGER:

INVISIBLE LASER RADIATION WHEN OPEN AND
INTERLOCK FAILED OR DEFEATED. AVOID DIRECT
EXPOSURE TO BEAM.

CAUTION:
HAZARDOUS LASER AND ELECTROMAGNETIC
RADIATION WHEN OPEN AND INTERLOCK DEFEATED.

ATTENTION:

RAYONNEMENT LASER ET ELECTROMAGNETIQUE
DANGEREUX SI OUVERT AVEC L'ECLENCHEMENT
DE SECURITE ANNULE.

2. Class 1 label

LUOKAN 1
"CLASS1 LASER LASERLA'TE
PRODUCT" KLASS 1

LASER APPARAT

Printed on rear panel