Main Microprocessor Connection Diagram - Onkyo TX-SR701 Service Manual

A
MAIN MICROPROCESSOR
CONNECTION DIAGRAM
1
RL901
Q 9 2 1
P O W E R
R E L A Y
S W
Q9503
-12V Q9504
VIDEO
+B
Q9511
Q9505
2
-12VPURE AUDIO SW
Q301
SELECTOR
TC9274F020
3
Q302 SELECTOR
VOLUME
TONE BD3811K1
Q310 SOROUND
CH. VOLUME
BD3812F
4
Q700
FIRST DSP
MB86D42PFV
DD/DTS
DECODER
5
B
Q2253,4
Q2272,3
ZONE 2 MUTE
PREOUT
Q800 2CH
ADC/8CH
DAC & DIR
CS42528-CQ
D S P 1 H D O U T
D S P C L K
D S P S D C
FRONT/CENTER/SURROUND
BACK/SUBWOOFER CH.
PREOUT
Q5063,4,5073,4
ZONE 2 OUTPUT
MUTING SWITCH
A F S S T B
A F S C L K
A F S D A
Q7002 RESET
Page 55
C
TUNER PACK
Q400,3
GATE
P L L C L K
2 6
T M U T
2 7
2 8
2 9
3 0
R E S E T
3 1
NC 3 2 X T 1
NC 3 3 X T 2
3 4 R E G C
X 7 0 0 1
3 5 X 2
1 6 M H z
3 6 X 1
O S C
GND 3 7 V S S
M P D 7 0 3 0 3 0 B Y G C
3 8 V D D
5V
NC 3 9 C L K O U T
Z 2 P S E L C L K
4 0
Z 2 P S E L D A
4 1
Z 2 P S E L M U T
4 2
S E L M U T
4 3
S E L C L K
4 4
S E L D A
4 5
Z 2 S E L M U T
4 6
C O D E C I N T
4 7
C O D E C C S
4 8
C O D E C S D I
4 9
D S P 1 R S T
5 0
GND
Q9507
3.3V CONST.
VOLTAGE
D S P C L K
TX-SR701/E
D
Q 7 0 0 1
Q703 2ND DSP
MB86344BPFV
THX/OOS/BAS
MANAGEMENT
D S P S