JBL SUB333 Service Manual page 45

I J
15 14 13 12
SR
SL
GND
GND
R632 1K
SW
Q601
2SC2878
100K
R634
R633
100K
R631 1K
2SC2878
1/50
Q602 C625
R420 100K
C-I
1K
R416
R417 100K
2SC2878
Q501
R501 1K 2SC2878
L-I
100K
R503
R504 100K
R-I
2SC2878
R502 1K
Q502
R526
47K
R528
2SA733 10K R529
K L
RB905
1 2 3 4
IC603 STK407-050
+ THERMAL DETETECT
-
+
-
11 10 9 8 7 6 5 4 3 2 1
1 2
2SC2001
56K
5P C640
5P C630 C629 2SA952
Q605
56K R642 C707
Q701
10/16
2SC2878
33/16
100K
R708
IC501
-
STK407-250
+
20 19 18 17 16 15 14 13
1/50
C414
R421
56K
C503
5P
C415
1/50
C504
1/50 L402
C526
2.2/50
2SC2001
R527
100K
47K 2SC945P Q505
M N
1 2 3 4 5 6
IC703 STK-4038
3 4 5 6 7 8 9 10 11 12 13 14 15
R645
0.22_3W
C713 470P
R646
C712
R712 33/16
C711
56K
R714 100P
100_1/4
C709 5P L601 R718
L602
L701
+ THERMAL DETETECT
-
+
-
12 11 10 9 8 7 6 5 4 3 2 1
R516
R512
0.22_3W
56K
1K5 R518
L502
C508 5P R515
C507
0.22_3W
5P L501
1K5 R517
R424
56K
0.22_3W
R511
1K5
R425
Q511
Q512 2SA952
AC3-RST
AC3_CE
P-MUTE
DO38600
4226_CE
DI38600
CK
FUN1
FUN2
CK62446
O P
CN503
CN501
TO SPK JACK
CN502
1 2 3 4 5 6 7 1 2 3 4
D603
R651 100K
Q603
1N4148
D604
1N4148
1K5 R647
Q604
R722
0.22_3W
R648
1K
1K5
0.22_3W
1 3 5 7
1K5
R719
2 4 6 8
RL701
RL501
MRL2212-002
MRL2212-002
R522
D504
100K 1N4148
D508 1N4148
D503 1N4148
D402
Q509
1N4148
2SC2001
R543 1N4148
D506
2K2
Q508
R541
2SC945P
10K
Q510
.022
C511
CN905 CN904
4 3 2 1 5 4 3 2 1
7815 IC901
OUT IN
1 3
GND
I O
2
G
.1
Q R
SUB333 PAGE 37 - 2 of 4
1
F906
T4A/250V(VDE)
C935 .022
D915
IN5404
D916
1N5404
C936
.022
C937 .022
D917
IN5404
2
D918
1N5404 F907
T4A/250V(VDE)
.022
C938
33_1/4
R723
3
2SC2001
Q703
CN505
RL502
4
R
L
C
33_1/4
R537
1N4148
33_1/4
R536
D507
5
R544
4K7
C517 R545
100/25
10K
R534 RL_CNT
OVER_CNT
4K7
+15V
D505 1N4148
MUTE
6
+V1
GND
-V1
GND
+15V
7
F901
C901
.022
P600G
D901
T8A/250V
D902
P600G
C902 .022
C903 .022
D903 8
P600G
D904
P600G