Sony Str K670p Manual · Full

To make the most of your STR-K670P today, keep these key points in mind:

This is the most common issue with vintage Sony receivers. The "PROTECT" message means the internal safety relay has tripped to prevent amplifier damage. sony str k670p manual

: Connect speakers with impedances of 6 to 16 ohms [19]. Ensure all wires are firmly seated to avoid humming or "Protect" errors [10]. To make the most of your STR-K670P today,