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DR-UN7
SERVICE PROCEDURE-1
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING
This set employs two lasers. Therefore, be sure to follow
carefully the instructions below when servicing.
WARNING!!
SERVICE WARNING : DO NOT APPROACH THE
LASER EXIT WITH THE EYE TOO CLOSELY.
IN CASE IT IS NECESSARY TO CONFIRM LASER
BEAM EMISSION, BE SURE TO OBSERVE FROM
A DISTANCE OF MORE THAN 30cm FROM THE
SURFACE OF THE OBJECTIVE LENS ON THE
OPTICAL PICKUP BLOCK.
Laser Diode Properties
780 nm
0.43 mW
LASER WARNING
650 nm
0.6 mW
CD
Wavelength:
Laser output:
DVD
Wavelength:
Laser output:
WARNING:
TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK,
DO NOT EXPOSE THIS APPLIANCE TO RAIN OR
MOISTURE.
CAUTION:
TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT
REMOVE COVER (OR BACK). NO USER-SERVICEABLE
PARTS INSIDE. REFER SERVICING TO QUALIFIED
SERVICE PERSONNEL.
The lightning flash with arrowhead symbol, within an equilateral
triangle, is intended to alert the user to the presence of uninsulated
"dangerous voltage" within the product's enclosure that may be of
sufficient magnitude to constitute a risk of electric shock to persons.
The exclamation point within an equilateral triangle is intended to alert
the user to the presence of important operating and maintenance
(servicing) instructions in the literature accompanying the appliance.
WARNING
RISK OF ELECTRIC SHOCK
DO NOT OPEN
RISQUE DE CHOC ELECTRIQUE
NE PAS
OUVRIR
AVIS
WARNING
This unit contains a semiconductor laser system and is classified
as a "CLASS 1 LASER PRODUCT". So, to use this model
properly, read this Instruction Manual carefully. In case of any
trouble, please contact the store where you purchased the unit.
To prevent being exposed to the laser beam, do not try to open
the enclosure.
THIS PRODUCT UTILIZES TWO LASERS. USE OF CONTROLS OR
ADJUSTMENTS OR PERFORMANCE OF PROCEDURES
OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN
HAZARDOUS RADIATION EXPOSURE.
The label on the right
is applied on the rear
panel except for USA
and Canadian
models.
1. This unit is a CLASS 1 LASER PRODUCT and employs two
lasers inside the cabinet.
2. To prevent the laser from being exposed, do not remove
the cover. Refer servicing to qualified personnel.
"CLASS 1 LASER
PRODUCT "
CAUTION:
VISIBLE LASER RADIATION WHEN OPEN AND INTERLOCK
FAILED OR DEFEATED. DO NOT STARE INTO BEAM.
CAUTION:
LASER BEAM CAUTION LABEL
Содержание DR-UN7
Страница 16: ...DR UN7 PRINTED CIRCUIT BOARD VIEWS 1 U01 PRE AMPLIFIER DSP PC BOARD NADG 8692 Side A A 1 2 3 4 5 B C D E F G H...
Страница 17: ...DR UN7 PRINTED CIRCUIT BOARD VIEWS 2 U01 PRE AMPLIFIER DSP PC BOARD NADG 8692 Side B A 1 2 3 4 5 B C D E F G H...
Страница 18: ...DR UN7 PRINTED CIRCUIT BOARD VIEWS 3 U02 POWER AMPLIFIER PC BOARD NAAF 8695 Component side A 1 2 3 4 5 B C D...
Страница 19: ...DR UN7 PRINTED CIRCUIT BOARD VIEWS 4 U02 POWER AMPLIFIER PC BOARD NAAF 8695 Soldering side A 1 2 3 4 5 B C D...
Страница 20: ...DR UN7 PRINTED CIRCUIT BOARD VIEWS 5 U03 POWER SUPPLY PC BOARD NAPS 8696 Component side A 1 2 3 4 5 B C D...
Страница 21: ...DR UN7 PRINTED CIRCUIT BOARD VIEWS 6 U03 POWER SUPPLY PC BOARD NAPS 8696 Soldering side A 1 2 3 4 5 B C D...
Страница 23: ...DR UN7 PRINTED CIRCUIT BOARD VIEWS 8 U06 DISPLAY PC BOARD NADIS 8700 Component side A 1 2 3 4 5 B C D...
Страница 24: ...DR UN7 PRINTED CIRCUIT BOARD VIEWS 9 U06 DISPLAY PC BOARD NADIS 8700 Soldering side A 1 2 3 4 5 B C D...