CAUTION 
RISK OF ELECTRIC SHOCK 
DO NOT OPEN 
The lightning flash with the 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.
 
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, 
DO NOT REMOVE THE COVER 
NO USER SERVICEABLE PARTS INSIDE 
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL
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 product. 
 
IMPORTANT SAFETY & INSTALLATION INSTRUCTIONS 
INSTRUCTIONS PERTAINING TO THE RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS 
 
WARNING:  When using electric products, basic precautions should 
always be followed, including the following: 
  1. Read all of the Safety and Installation Instructions and Explanation of 
Graphic Symbols before using the product. 
 2. Do not use this product near water - for example, near a bathtub, 
washbowl, kitchen sink, in a wet basement, or near a swimming pool, 
or the like. 
 3. This product should only be used with a stand or cart that is 
recommended by the manufacturer. 
 4. This product, either alone or in combination with an amplifier and 
speakers or headphones, may be capable of producing sound levels 
that could cause permanent hearing loss. Do not operate for a long 
period of time at a high volume level or at a level that is 
uncomfortable. If you experience any hearing loss or ringing in the 
ears, you should consult an audiologist. 
  5. The product should be located so that its location or position does not 
interfere with its proper ventilation. 
 6. The product should be located away from heat sources such as 
radiators, heat registers, or other products that produce heat. 
  7. The product should be connected to a power supply only of the type 
described in the operating instructions or as marked on the product. 
  8. This product may be equipped with a polarized line plug (one blade 
wider than the other). This is a safety feature. If you are unable to 
insert the plug into the outlet, contact an electrician to replace your 
obsolete outlet. Do not defeat the safety purpose of the plug. 
  9. The power supply cord of the product should be unplugged from the 
outlet when left unused for a long period of time.When unplugging 
the power supply cord, do not pull on the cord, but grasp it by the 
plug. 
10. Care should be taken so that objects do not fall and liquids are not 
spilled into the enclosure through openings. 
11. The product should be serviced by qualified service personnel 
when: 
A. The power supply cord or the plug has been damaged; 
B. Objects have fallen, or liquid has been spilled into the product; 
C. The product has been exposed to rain; 
D. The product does not appear to be operating normally or exhibits 
a marked change in performance; 
E. The product has been dropped, or the enclosure damaged. 
12. Do not attempt to service the product beyond that described in the 
user maintenance instructions. All other servicing should be referred 
to qualified service personnel. 
13. WARNING: Do not place objects on the product’s power supply cord, 
or place the product in a position where anyone could trip over, walk 
on, or roll anything over cords of any type. 
        Do not allow the product to rest on or be installed over cords of any 
type. Improper installations of this type create the possibility of a fire 
hazard and/or personal injury.
 
 
 
RADIO AND TELEVISION INTERFERENCE 
 
WARNING:  Changes or modifications to this instrument not expressly 
approved by Young Chang could void your authority to operate the 
instrument. 
IMPORTANT: When connecting this product to accessories and/or other 
equipment use only high quality shielded cables. 
NOTE:  This instrument has been tested and found to comply with the 
limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. 
These limits are designed to provide reasonable protection against 
harmful interference in a residential installation. This instrument 
generates, uses, and can radiate radio frequency energy and, if not 
installed and used in accordance with the instructions, may cause 
harmful interference to radio communications. However, there is no 
guarantee that interference will not occur in a particular installation. If this 
instrument does cause harmful interference to radio or television 
reception, which can be determined by turning the instrument off and on, 
the user is encouraged to try to correct the interference by one or more of 
the following measures: 
• Reorient or relocate the receiving antenna. 
• Increase the separation between the instrument and the receiver. 
• Connect the instrument into an outlet on a circuit other than the one to 
which the receiver is connected. 
• If necessary consult your dealer or an experienced radio/television 
technician for additional suggestions. 
NOTICE 
This apparatus does not exceed the Class B limits for radio noise 
emissions from digital apparatus set out in the Radio Interference 
Regulations of the Canadian Department of Communications. 
AVIS 
Le present appareil numerique n’emet pas de bruits radioelectriques 
depassant les limites applicables aux appareils numeriques de la class B 
prescrites dans le Reglement sur le brouillage radioelectrique edicte par 
le ministere des Communications du Canada. 
 
SAVE THESE INSTRUCTIONS