Woo Audio WA7d Fireflies Duo - Manual (Page 13)

©2014 WOO AUDIO tm Inc. All rights reserved. www.wooaudio.com Rev 1.0. May, 2014 13
Operations
NOTE: Only one headphone output is operational at a time. When both headphone
jacks are plugged in, only the ¼” output is operational.
DO NOT
o
Turn on the amp before properly installing ALL tubes and power supply.
o
Block vent holes of the power supply.
o
Use tubes that are not approved by Woo Audio.
o
Align the male plug to the DC input connector. The arrow marking on the plug
should face up when it is properly oriented. Insert the plug into the socket and
turn the locking ring on the plug until fully tightened.
o
Remove any tubes or the umbilical power cord while the amp is operating.
o
Touch tubes (they may be extremely hot) after warm-up.
o
Leave the amp running unattended. (We suggest a maximum of 8 hours of
continuous use, allowing the tubes time to cool before using again)
DO
o
Place the amp away from any wireless or frequency-emitting devices such as cell
phones, Wi-Fi routers and radios, to avoid noise interference.
o
Keep away from water or excessive moisture.
o
Turn off the amp if the audio stream or unit sounds abnormal.
o
Allow a minimum of 2 inches of air clearance for heat dissipation.
o
Allow approximately 3 minutes of warm-up.
o
Allow the tubes to cool down before removing them.