a E lt gt OWNER S MANUAL HPA4 4 CHANNEL HEADPHONE AMPLIFIER www altoproaudio com Version 2 4 SEPTEMBER 2007 English IMPORTANT SAFETY INSTRUCTION RISK OF ELECTRIC SHOCK DO NOT OPEN WARNING To reduce the risk of electric shock and fire do not expose this equipment to moisture or rain TO REDUCE THE RISK OF ELECTRIC SHOCK PLEASE DO NOT REMOVE THE COVER OR THE BACK PANEL OF THIS EQUIPMENT THERE ARE NO PARTS NEEDED BY USER INSIDE THE
User s Manual 4 Channel HEADPHONE AMPLIFIER a LTO www altoproaudio com Version 2 0 February 2003 English SAFETY RELATED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN This symbol wherever used alerts you to the sence of un insulated and dangerous voltages with in the product enclosure These are voltages that may be sufficient to constitute the risk of electric shock or death This symbol wherever used alerts you to impo rtan