Onkyo TX-SR502E Service Manual page 18

A
QQ
3 7 63 1515 0
BLOCK DIAGRAM
VIDEO3
1
CD
TAPE OUT
TAPE IN
2
VIDEO-2 IN
VIDEO-1 OUT
VIDEO-1 IN
L
FRONT
R
L
DVD
SURR.
R
TE
L 13942296513
3 CENTER
SUB WOOFER
COAXIAL
DIGITAL IN
OPTICAL 1
OPTICAL 2
OPTICAL 3
RI
INTERFACE
4
VIDEO
VIDEO3
VIDEO2 IN
VIDEO1 IN
DVD
S-VIDEO
C Y
VIDEO 3
www C Y
VIDEO 2 IN
5
C Y
VIDEO 1 IN
.
C Y
DVD
http://www.xiaoyu163.com
B
FM/AM TUNER
11
PACK
12
3
4
7
8
93
94
9
10
11
12 Q301
BD3817KS
13
SELECTOR
VOLUME
14
TONE CONTROL
95
96
S
15
16
24
25
27
28
26
30
Q281
74HCU04
2CH A/D
96/24
DIR
CS494003CQ-Z
OSC.
12.288MHZ
Q702
MX29LV040
FLASH
MEMORY
RI
LA7956
Q203
MUTE
6dB
Q202
VIDEO SELECTOR
0dB
Q201
LA7956
Q213
MUTE
Q211
6dB
LA7956
x ao
Q210
y
Q212
Q207
i 0dB
6dB
0dB
Q208
http://www.xiaoyu163.com
8
MAIN MICRO PROCESSOR
RDS DECODER
BU1924FS
MPP TYPE ONLY
1
1
1
1
-6dB
1
-6dB
1
Q Q
3 6 7 1 3
Q800
AK4588VQ
Q701
96/24
8CH D/A
DSP
Q7301
IC42S16100
16M SDRAM
(520 ONLY)
VIDEO OUT
MONITOR OUT
VIDEO 1
COMPONENT
VIDEO
VIDEO1
S-VIDEO
CB
C Y
CR
MONITOR
CY
OUT
u163
VIDEO2
CB .
C Y
VIDEO 1 CR
Y
TX-SR502/E/8250/HT-R520
C
2 9 9 4 2 8
+4.5dB
-6dB
1 5 0 5 8 2 9 9 4
Q804
+6dB
Q302(1/2)
L
50KLPF
Q302(1/2)
+6dB
-6dB
R
50KLPF
+6dB
Q802
+4.5dB
SL
50KLPF
+6dB
SR
50KLPF
+6dB
Q803
C
50KLPF
+6dB
SW
50KLPF
+6dB
SB
50KLPF
Q801
POWER SUPPLY
+2.5V
Q7004
DSP
+3.3V
BA33C25
12.5MHZ
MAIN MICROPROCESSOR
SUB MICROPROCESSOR
RL242
OUT
m
MPD780232GC-030
CB
CR
co
Y
PURE
AUDIO
D7504
EXCEPT MDD, MDC TYPE
RL241
D
9 9
M
V
INPUT GAIN
0
79
0/6dB
INPUT GAIN
81
0/6dB
INPUT GAIN
53 5
0/6dB
INPUT GAIN
55 5
0/6dB
INPUT GAIN
57 5
0/6dB
INPUT GAIN
48
0/6dB
INPUT GAIN
51
0/6DB
2 8 9 9
+5VDSP
Q7008
MPD784225
BACK UP
5MHZ
OPERA
Q7502
FL D
Q750
STANDBY U7501
REMOTE
D7507
SENSOR