Inh1 - Onkyo TX-SR502 Service Manual

E
1 1
0
9 9 9
8 8 8 8
9 9 9
C702 C702
7 7 7
6 6 6
5 5 5
8 8 8
R713 R7 R R 7 13 3
4 4 4 C720 C C 720 720
R707 R70 7 07 7 R708 R7 R 70 08 8 C 08 8 C708 C7 C C708 C7 70 70 0 8 8
3 3 3
C C707 C70 7 07 7 R70 R7 R709 R709 09 9
36 36 6 6 6 6 6
Q Q70 Q701 Q70 7 1
1 1
144 14 4 4
Q Q 701 Q
1
6 6 6 6 6
1 109
72 7 7 2 72
108 108 108 08 08 08 8 8 8
L7 L7 L703
1 1 4 14
8 8 8 8 8 8
R7082 R 7082 R R7082 7 7 0 0 7 7 0 0 8 7 7 0 0
R7081 R7081 R7081 7 7 0 0 7 7 0 0 7 7 0 0
20 2 2 0
Q7003 Q7003 Q7003
11 11 1
7 7 7
1
Q7002 Q7002 Q7002
Q Q 70 Q70 00 0 03 0 0
1 1
C700 C7004 C70 C C 70 70 700 0 00 0 004 04 04 4 4 4
Q Q7002 Q7 70 002 02
1 10 1 0 10 10 10
C7020 C C 7020 C7020 C 7020 C
R R R 7040 7 7040 0 7
R R 7 7839 7839 7 839
R R 7039 7 7 9
60 R 703 R R R70 R70 R70 R7033 R 03 R7 7
40 0 4
R R 7 7 7 13 7 7138
D D7 D7003 D D D D D D70
R R 70 0 38 7 7 7038 38
C7006 C7006 C7006 C7006
R7036 7 7036 036
C7007 C7007 C7007
R7 R 703 70 037 037 37
R R703 R7 035 03 35 35 5 5
R R713 R R R7 R 7 7 713 134 13 34 34 34 34 34
Q7008 Q7008 Q
R R R R703 R7 R7 R R70 R703 0 4 0 0 3 3 034 03 3 3 4 4 4
R7 7 0 R 0 R70 703 7 7 032 2 03 032 032 0 2 2 2 2
R R 7 R70 R70 0 1 0 1 031 31 31 3 1
C7009 C700 C700
R7 R70 0 R70 030 0 0 0 0 30 03 0
8 80 0 0
21 2 21
R70 R70 R7 02 2 9 029
R70 R R 7 7 0 02 2 8 0 0 28
2 20 20 0 0 0 1 1 1
C C7 C7 0 C 7003 C C7003 C 7 0 0 0 3 3
R R 70 R70 R7 70 02 2 7 0 0 027 7 0 27 0
Q7 7 0 0 Q70 Q7 Q Q7 7 70 8 7008 00 08 0 08 8 8
R7003 R70 R7003 R 003 R7 7 0 3 R7003 70 7003 003 03
C C7002 02 2 2
P7701 P7701 P7701 P7701 P7701 P7701 01
F
C703 703 03
R7317 R7317 7317
R7318 R7318 R7318 R7318 7318 7318 731 731 731 7318
17 17 17 17 7 17 17 17 7 7 7 Q Q 702 Q Q 02 Q 702 Q Q Q Q 702 Q 02 Q Q Q 702 7 7 0 0 0
C709 C709 C709 9 C709 C709 9 9 9
3 2 3 2 3 3 2 3 3 2 3 32 3 3 2 2 2 2 2
R R R7 R7 7 R7 R7 R73 R73 7 3 3 31 316 16 16 6
R7 R R 7 R7319 R7 R7 73 7319 7 319 319 31 3 3
C710 C710 C710 C710
R7 R731 R7 R73 R7315 R73 R7315 R7 R7315 R73 R7 R73 3 3 3 3 1 5 5 5 5
C711 C711 C711 C711
Q Q 7 2 Q Q Q702 Q Q 7 Q702 Q702 Q70 Q Q 7 2 Q70 Q Q 7 702
C7 C712 2 C712 C712 712 71 12 R7314 R7 R73 3 1 R7314 R7 R 31 R7314 R R R73 R R7314 73 3 1 14 4 4 4 4 4 4
L L7 7 L7 L7 L L 7302 7302 7302 7302 2 2
16 16 16 16 16 6 6 6 6
1 1 1 1 1 1 1 1 1 1
R73 R73 R7 R R7 R7 R R 73 R73 R R R 73 3 3 1 73 3 3 1 731 7 31 313 31 1 1 13 13 3 3 3 3
3
C7 C7 C7 C7 7 7 7 7 13 7 7 1 13 13
C752 C 752 C C C C752
R7 R722 R72 R722 722 22 R764 R R764 R R R 764
R763 R7 R763 R763
C C C 751 C751
FLASH FLASH FLASH FLASH
R 8 R 8 R18 R18 R183 R18 R183 R183 8 8 83 3 3
R18 R1 R1 R1 R R 1 R186 1 1 86 86 8 86 86 8 8 6 6
C1 C1 C1 18 18 18 8 1 81 81
R1 R R R 182 1 82
R18 R 5
R R R181 R R 181 81 1 C182 C182 C1
C 85 C 18 C
3
P P P P4 P4 4 12 4 2B B
1 1 1
Q181 Q Q 81 Q181 Q Q 8 Q181 Q Q 81
8 8
G G GND D
RI RI R
Q181
HPIN H H N PI P
M M M M MC D M CRDY C R R DY
MCSDA M M SD D A C C S DA A
C186 C 18 8 6 6
MCMDA M M MD C C M DA D DA A A
033 33 3 3
M C M C MCCL C C C K L K L LK L K K
3
C18 C C 18 C C 8 8 7 8 87 MCR M R M R C C RST S ST S T
HPM H M H M PM P MUT U U UT T
R 7061 R7061 R R 1
X181 X1
V -VP -VP VP P P
R7062 062
R7063 R70 0 6 63 3
R R 7 R R 7 R7064 R7 70 7 06 64
R R7 R R7 R7 R70 7 065 7065 0 65 0
C C C C6 C6 6 41 6 1 1
R R 7066
Q6406
C7008 8
IN
R7076 R7 7 076 76
R R 7077 R7077 R R7 77 R7077 R R7077 70 7 70 7 07 0 0 07 7 77 7 7 7 7 7
R R7 R7178 R7 R7 R7178 71 7 7 17 1 1 7 78 8 8
R7078 R7078 R7 R R7078 R R 7 7 70 0 07 0 78 78 8 78
R7179 R7179 R7 R7179 R 7 7 17 1 9 9
R7 R70 R7079 R R 7079 7 079 07 7 9 9
R7 R R7180 71 1 8 80 0
R 7080 R7080 R7 R R R R R7 R7080 R R7080 70 70 7 8 08 0 08 0 80 8 80 0
D70 D7 D7002
P6401 P64 P6
C7301 730 0 1 301
251
C701 C7011
C7 C7012
D D D 9506
Q Q7004 Q7004 4
D9507 07
C951 C95 5 10
C9 95 5 10
C7014 C 70 C C 01 14
C70 C7 C C 70 7015 015 015 15
R9508 508 8 8
R9507 50 7
D9508 0 08 08
C 95 C 95 9511 5 1
E E
B B
C C C9 9 51 12 2
R95 5 0 0 9 R R 950 R9 09 09
Q9501
C6406 C64 C 6406 406
C 64 C 405 05
OUT
G G
Q Q 640 6 40 6 6 03 03
IN IN
C6412 C64 C6412 2
C6404 C 6404 C C C 04 4
C6 C 6403 3
406
Q6402 640
OUT T UT OUT
IN
G
513823 B 30B
N NCD NC CDG 823 G-8230
C9 9 5 515
C9507
C9 950 507 7
PRO ROTHERM THERM
5.6S 5 6S S
SEC3-2
SEC3-2 SEC3 2 S S
SE SEC3-1
SEC3 C3-1
SEC1-2 SEC1-2 S
GND GN ND
GND D D
C9 95 5 5 5 05
C950 0 5 505
SE S SEC1-1 -1 -1 -1 1
+22V + 2V
D9504 04
D9505 05
E E
D95 5 02 D9
R6 6 407 7
D95 95 5 03
B
R R640 R64 R 6 6 40 0 8
+13V
GND ND
GND GN
C6410 C6410 0 0 0
P P PROTEC ROTECT O O
C C6 C6 C 6 409 409 9 9
V OLH VOLH V V OLH V V
SPB
SEC1H EC1 C1H
Q6405 5 5 5 5
N N IN SP SPC SPCS PCS CS
S SP SP P F SPF
OUT T
P P P P OWER P P O O W
C6 6 40 C6 C6 640 01 01
P6403 P6
TX-SR502/E/8250/HT-R520
H
D
B
H H
R642 6421
R6422
C6421