Yamaha AV-S70 Service Manual page 9

Details of DIAG menu
1. Analog Thr.
The input is fixed to use the analog (A/D) and has 2 sub-menu items.
MAIN BYPSS
The main L/R signal is output through the analog bypass without passing the DSP
section.
The main L/R signal passing through the DSP is output through C/LFE and RL/RR.
CODEC.AD
ANALOG IN
CS4227
DIR2
DIGITAL IN
YM3436
AUX IN : – 20dBV, Both ch
VOLUME : MAX
CN102 (Page 30, C-4)
MAIN L (1kHz) : – 20dBV
MAIN R (1kHz) : – 20dBV
LFE (30Hz) : – 34dBV
REAR L (1kHz) : – 26dBV
REAR R (1kHz) : – 26dBV
DSP 0dB
The main L/R, C/LFE, RL/RR signals pass through the DSP section.
CODEC.AD
ANALOG IN
CS4227
DIR2
DIGITAL IN
YM3436
AUX IN : – 20dBV, Both ch
VOLUME : MAX
CN102 (Page 30, C-4)
MAIN L (1kHz) : – 20dBV
MAIN R (1kHz) : – 20dBV
LFE (30Hz) : – 34dBV
REAR L (1kHz) : – 26dBV
REAR R (1kHz) : – 26dBV
AC3Dav(YSS908)
DECODER DSP
L/R L/R
L/R
L/R
256K SRAM
The shaded square means that the element included in it does not operate.
AC3Dav(YSS908)
DECODER DSP
L/R L/R
L/R
L/R
256K SRAM
The shaded square means that the element included in it does not operate.
AV-S70/NX-SW70
MAIN L
MAIN R
CODEC.DA
REAR L
REAR R
CENTER
CS4227
LFE
MAIN L
CODEC.DA
MAIN R
REAR L
REAR R
CENTER
CS4227
LFE
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