Pioneer VSX-D906S Service Manual - Page 73

IC351, IC304, IN j8

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VSX-D906S, VSX-07TX, VSX-09TX 7.2 BLOCK DIAGRAM TUNER FM AM T UNER PHONO QC Rfa Q IC301 LD/SAT ~ DVD/Tv ~ Q I C303 ( L ) Q IC351 (5 0 (FRO%T) X (MONI.) C T1 VCR| Q IC303 V CR 2 C Q IC302 OdBr /200mV DIGITALIN AC3RFIN OP T ) g f - dr< - ) A 00 DI R DELAMTOOGRU­ A TT ~ ON/OFF frQ g D/A ANALOG MASTER aTT DIRECT MODE QIC607 Q IC611 OTHER QIC601 FL/FR eE 7dBr 2 dB CNT OTHER THX E -2dB Q IC602 Q IC602 Q IC351 SIG. DET TO )LOOM for A/D OVER LOAD OTHER -3.5dBr THX M Q IC603,604 IC304( MRIN j8 AUDIO t)vlfAV MRIN g /8/IT V IDEO VCR 1 J Oi LD/SaT C DVD/Iv C v cR1 C v cR2 C VIDEO C FRONT) v1 C 0v 2 C Q IC352 Qe)C401 Oi IC402,405 Q IC501 504 0 LU YIN CI Q OUT Q IC502 505 Oi IC403 SYNC SEPA. SYNC PR OUT Q Qi TO II.COM Oi IC404 OSD SUB WOOFER -7dBr DRIVER Qi BUFF Qi 0 MgNOi MUTE O i Q SYNC DET Q TMVON S(Y/C) Q CIN Q OUT Q IC503 1 02

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VSX-D906S, VSX-07TX, VSX-09TX
7.2 BLOCK DIAGRAM
DIGITALIN
AC3RFIN
OPT ) g f — dr< — )
A
0
0
DIRECT MODE
QIC607
aTT
TUNER
Q
IC611
FM
OTHER
AM
TUNER
DIR
DEMOGU
-
LATOR
PHONO
Q
IC302
QIC601
QC
Rfa
OdBr
FL/FR
/200mV
eE
Q
IC301
A TT
~
frQ g
7dBr
2dB
CNT OTHER
ANALOG
Q
IC602
MASTER
THX
LD/SAT
~
E
DVD/Tv
~
Q I C303
D/A
(L
)
Q
IC351
-2dB
ON/OFF
Q
IC602
(5
0
(FRO%T)
X
(MONI.) C
SIG.
OTHER
DET
Q
IC303
THX
T1
TO )LOOM
M
-3.5dBr
VCR|
for A/D
Q
IC351
OVER LOAD
Q
IC603,604
V CR2 C
IC304(
MR
IN j8
Q
IC352
AUDIO t)vlfAV
SUB WOOFER
PR
-7dBr
OUT
MR IN g /8/IT
V
IDEO VCR1
J
Q
Qi
O
i
Qe)C401
LD/SaT C
DRIVER
DVD/Iv C
Oi
IC402,405
Qi
BUFF
Qi
0 MgNOi
v cR1 C
v cR2 C
O
i
O
i
IC403
IC404
VIDEO C
FRONT)
SYNC
SEPA.
OSD
v
1
C
TO II.COM
0
v
2
C
SYNC
Q
IC501 504
MUTE
O
i Q
Q
SYNC
0
TV
LU
DET
YIN
MON
CI
Q
OUT
S(Y/C)
Q
IC502 505
Q
Q
OUT
CIN
Q
IC503
1 02