Onkyo TX-SR403 Service Manual page 3

E
VOLUME
TONE
TONE
A
A
F
1 FL_PO
2 FR_PO
3 CT_PO
+20.2dB
8 SW_PO
4 SL_PO
5 SR_PO
6 SBL_PO
7
4M Bit
FLASH ROM
MX29LV040
62 110
63 109
64 107
1 106
DSP
58 118
54 86 CS494003
134
81
80
G
POWER
AMPLIFIER
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
PREOUT
SUBWOOFER
INTERFACE
To Microprocessor
H
SPEAKERS
L
FRONT-A
R
CENTER
L
SURROUND
R
SURROUND
BACK
L
FRONT-B
R
RI
RI
TX-SR403/8340
PHONES