Onkyo TX-SR603 Service Manual page 7

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 SBR_PO
4M Bit
FLASH ROM
MX29LV040
62 110
63 109
64 107
1 106
DSP
58 118
CS494003
54 86
134
81
80
G
POWER
AMPLIFIER
PREOUT
SUBWOOFER
ZONE2 LINEOUT
Z2L_PO
L
Z2R_PO
R
2M Byte
SD_RAM
To Microprocessor
IC42S16100
H
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
12V TRIGGER
CONTROL
IR
DE-MODULATOR
RI
INTERFACE
TX-SR603
PHONES
SPEAKERS
L
FRONT
R
CENTER
L
SURROUND
R
L
SURROUND
BACK
R
L
ZONE2
R
12V TRIGGER OUT
ZONE 2
IR IN
RI