Bugera V22 Infinium Combo Amp Repair

This beautiful combo amp excels in all categories except one…  no audio out.  Could the Unbrokenstring Crew help? Taking a walk-around, the rear panel tells us that this amp was built in Macao, PRC. Good corporate branding… The TRIODE/PENTODE switch is advertised as a ‘half-power/full-power’ switch.  The LEDs labelled “Tube Life Monitoring” light up when…