Service manual

SERVICE MANUAL (BSV-4251 BSV-4251A )
EQUALIZER
Function to control sound according to frequency. (100Hz, 300Hz, 1KHz, 3KHz, 10KHz)
AVL (Auto Volume Leveler)
Function to automatically adjust varying sound levels from each individual broadcasting company to an
appropriate volume, in case of watching a television connected to external equipment. This allows to
viewer to enjoy a comfortable and stable sound level even when changing the channel.
CIRCUIT OPERATION & WAVEFORM
VPC3230D (Video Processor)
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
BSV-4251/4251A RD(1) 00 03/10/23 33/75