Yamaha Q2031B Operation Manual page 2

PRECAUTIONS
1. Avoid Excessive Heat, Humidity, Dust and 4. Make Sure Power Is Off Before Making Or
Vibration | Removing Connections
Keep the unit away from locations where it 15 likely to be Always turn the power OFF prior to connecting or discon-
exposed to high temperatures or humidity — such as near ' necting cables. This is important to prevent damage to the
radiators, stoves, etc. Also avoid locations which are subject unit itself as well as other connected equipment.
to excessive dust accumulation or vibration which could cause | |
mechanical damage. | 5. Handle Cables Carefully
| Always plug and unplug cables — including the АС cord —
2. Avoid Physical Shocks by gripping the connector, not the cord.
Strong physical shocks to the unit can cause damage. Handle
it with care. 6. Clean With a Soft Dry Cloth
- Never use solvents such as benzine or thinner to clean the
3. Do Not Open The Case Or Attempt Repairs unit. Wipe clean with a soft, dry cloth.
Or Modifications Yourself |
This product contains no user-serviceable parts. Refer all 7. Always Use the Correct Power Supply
maintenance to qualified Yamaha service personnel. Open-
ing the case and/or tampering with the internal circuitry will
void the warranty.
Make sure that the power supply voltage specified on the
rear panel matches your local AC mains supply. Also make
sure that the AC mains supply can deliver more than enough
current to handle all equipment used in your system.
IMPORTANT NOTICE FOR THE UNITED KINGDOM
Connecting the Plug and Cord
IMPORTANT. The wires in this mains lead are coloured in accordance with the fol-
lowing code:
BLUE : NEUTRAL `
BROWN =: LIVE
As the colours of the wires in the mains lead of this apparatus may not correspond
- with the coloured markings identifying the terminals in your plug proceed as follows:
The wire which is coloured BLUE must be connected to the terminal which is marked
_ with the letter М or coloured BLACK.
The wire which is coloured BROWN must be connected to the terminal which is marked
with the letter L or coloured RED.
Making sure that neither core is connected to.the earth terminal of the three pin plug.
* This applies only to products distributed by YAMAHA - KEMBLE MUSIC (U.K.) LTD.