Onkyo TX-SR702 Service Manual page 6

A
BLOCK DIAGRAM
1
TONE
TONE
2
3
27
28
BD3814
4
5
B
Amplifier section
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
FLASH ROM
MX29LV040
2M Bit
62 110
63 109
64 107
1 106
DSP
58 118
CS494003
54 86
134
81
80
C
POWER AMPLIFIER
+29dB
+29dB
+29dB
+29dB
+29dB
PREOUT
FL
+29dB
FR
SL
+29dB
SR
SBL
SBR
CT
SW
ZONE2 PREOUT/LINEOUT
Z2L_PO
L
Z2R_PO
R
SD_RAM
IC42S16100
2M Byte
TX-SR702/E
HEADPHONES
SPEAKER TERMINALS
FRONT LEFT
FRONT RIGHT
CENTER
SURR. LEFT
SURR. RIGHT
SUUR. BACK
LEFT
SUUR. BACK
RIGHT
ZONE2 LEFT
ZONE2 RIGHT
12V TRIDDER
12V TRIGGER Z
CONTROL
IR
IR IN
DE-MODULATOR
RI
RIex
INTERFACE
All models except 120V and Australian models
RS-232C
RS-232C
INTERFACE
D