Read JBL SB 250 (serv.man3) Service Manual online
SCHEMATIC DIAGRAM - AUX AUDIO
R
5
4
3
4
3
L
2
1
1
J351A
PHONEJACK_LF317
RV350
ESDA0402/
0
5
RV351
ESDA0402/
05
L354
1K8 @ 100MHz
L351
1K8 @ 100MHz
C358
1000PF
1000PF
C359
1000PF
1000PF
R363
47K
47K
R364
47K
47K
R361
82K
R362
82K
B
2
C
1
E
3
Q352
2SC2712
Q351
2SC2712
C353
100NF
C352
.1uF
.1uF
R359
1M
1M
R357
4.7M
4.7M
R358
10K
R354
200K
200K
R353
0
0
L350
1K @ 100MHz
3V3_STB
AUX_IN_DET
AUX_R
AUX_L
R350
240K
L356
1K @ 100MHz
+
C361
47UF
+
C362
47UF
+
5
-
6
7
U350B
NJM4580M
+
3
-
2
1
4
8
U350A
NJM4580M
C364
470PF
C366
470PF
C368
100NF
+
C365
10UF
+
C371
47UF
R365
634
R366
634
R371
634
R367
91
R372
10
C363
10UF
10UF
C369
10UF
C367
2700PF
2700PF
R369
100K
100K
R374
3.3K
3.3K
R373
2.7K
C370
100NF
100NF
R370
10K
10K
R368
10.5K
+
5
-
6
7
U351B
NJM4580M
+
3
-
2
1
4
8
U351A
NJM4580M
C381
470PF
C383
470PF
C385
100NF
+
C382
10UF
R375
634
R376
634
R381
634
R377
91
R382
10
C380
10UF
10UF
C386
10UF
C384
2700PF
2700PF
R379
100K
100K
R380
10K
10K
R378
10.5K
+5V
+5V_A
ADC_AINL+
ADC_AINL-
ADC_AINR+
ADC_AINR-
AUX_R
AUX_L
+5V_A
+5V_A
+5V_A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
2
3
4
5
6
7
8
9
10
11
12
13
14
J352
1014A0-014P
C378
100PF
100PF
C379
10PF
10PF
C376
100PF
100PF
C377
100PF
100PF
C374
100PF
C375
100PF
100PF
C372
100PF
100PF
C373
10PF
10PF
OPTICAL_IN
SPDIF_IN_DET
ADC_AINL-
ADC_AINL+
ADC_AINR+
ADC_AINR-
AUX_IN_DET
+5V
3V3_STB
GND
1
+5V
2
OPTI
3
J350
DTL1160
DTL1160
R360
33
C354
10PF
10PF
C357
100NF
100NF
C355
4.7UF
+
C356
47UF
OPTICAL_IN
+3.3V_OPT
L352
1K @ 100MHz
L355
600R/100MHz
AGND
L357
0R
AGND1
C390
100PF
C391
100PF
100PF
R385
100K
100K
Q354
S8050
R383
10K
R384
10k
10k
1/6W +/-5%
2
1
3
Q353
P5102
R386
NC
1/6W +/-5%
Q350
2SC2712
C351
100NF
100NF
R352
47K
R356
100K
R351
47
47
C350
100NF
100NF
OPTICAL_IN
SPDIF_IN_DET
3V3_STB
R355
4.7K
1/6W +/-5%
3V3_STB
OPTIC_ST-BY_B
R387
0.1UF
OPTIC_ST-BY_B
2015-07-10
2015-07-10
2015-07-28
2015-07-10
2015-07-10
2015-06-23
2015-07-10
2015-07-10
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