Read Sharp DV-720H (serv.man18) Service Manual online
DV-720S/DV-720S(K)
DV-720H
DV-720H
2
1. IMPORTANT SAFEGUARDS AND PRECAUTIONS
Note:
This unit can be used only where the power
supply is AC 220V-240V, 50/60Hz. It cannot be
used elsewhere.
supply is AC 220V-240V, 50/60Hz. It cannot be
used elsewhere.
CAUTION:
USE OF CONTROLS OR ADJUSTMENTS OR
PERFORMANCE OF PROCEDURES OTHER
THAN THOSE SPECIFIED HEREIN MAY RESULT
IN HAZARDOUS RADIATION EXPOSURE.
PERFORMANCE OF PROCEDURES OTHER
THAN THOSE SPECIFIED HEREIN MAY RESULT
IN HAZARDOUS RADIATION EXPOSURE.
AS THE LASER BEAM USED IN THIS PLAYER
IS HARMFUL TO THE EYES, DO NOT ATTEMPT
TO DISASSEMBLE THE CABINET. REFER
SERVICING TO QUALIFIED PERSONNEL ONLY.
IS HARMFUL TO THE EYES, DO NOT ATTEMPT
TO DISASSEMBLE THE CABINET. REFER
SERVICING TO QUALIFIED PERSONNEL ONLY.
WARNING:
TO REDUCE THE RISK OF FIRE OR ELECTRIC
SHOCK, DO NOT EXPOSE THIS EQUIPMENT
TO RAIN OR MOISTURE.
SHOCK, DO NOT EXPOSE THIS EQUIPMENT
TO RAIN OR MOISTURE.
TO REDUCE THE RISK OF FIRE OR ELECTRIC
SHOCK, AND ANNOYING INTERFERENCE, USE
THE RECOMMENDED ACCESSORIES ONLY.
SHOCK, AND ANNOYING INTERFERENCE, USE
THE RECOMMENDED ACCESSORIES ONLY.
Laser Diode Properties
Material: AlGaInP
Wave length: 650 nm
Emission Duration: Continuous
Laser output: Max. 0.7 mW
Wave length: 650 nm
Emission Duration: Continuous
Laser output: Max. 0.7 mW
(Rear of product)
•
This Player is classified as a CLASS 1 LASER
product.
product.
•
The CLASS 1 LASER PRODUCT label is located
on the rear cover.
on the rear cover.
•
This product contains a low power laser device.
To ensure continued safety do not remove any
cover or attempt to gain access to the inside of
the product. Refer all servicing to qualified
personnel.
To ensure continued safety do not remove any
cover or attempt to gain access to the inside of
the product. Refer all servicing to qualified
personnel.
Power Lead Protection
To avoid any malfunctions of the unit, and to protect
against electric shock, fire or personal injury, please
observe the following.
against electric shock, fire or personal injury, please
observe the following.
•
Hold the plug firmly when connecting or
disconnecting the AC power lead.
disconnecting the AC power lead.
•
Keep the AC power lead away from heating
appliances.
appliances.
•
Never put any heavy object on the AC power lead.
•
Do not attempt to repair or reconstruct the AC
power lead in any way.
power lead in any way.
CLASS 1
LASER PRODUCT
LASER PRODUCT
Display
