JBL JSR-400 - Receiver

45
Dolby Pro-Logic
Ò
A/V Receiver JSR400
JSR-400 SCHEMATIC DIAGRAM - TUNER BOARD
H
G
F
F
G
H
ED
C
BA
AB
C
DE
J
I
LMK
O
O
P
P
LMI
J
K
1
ANT1
FM
AM
1
2
FM
FM
+
+
+
+
+
+
+
+
+
+
++
+
+
+
+ +
+
+
+
+
JSR-400 TUNER BOARD SCHEMATIC DIAGRAM
1
1
2
2
3
4
5
6
7
8
9
10
12
11
R407
3.3K
C430
2.2/50
C418
2.2/50
C414
680p
C417
2.2/50
R408
3.3K
C431
2.2/50
R403
5.6K
R404
5.6K
R416
100K
R419
100
C403
0.047u
R405
1.8K
R406
1.8K
Q401
KTC3198
Q403
KRA101M
R418
100
C405
2.2/50
R411 10K
F401
ZTB456F11
C402
0.47/50
C404
3.3/50
R401
1K
T2 AM IF T
F202
LPU450B
R311 1K
R312
68K
R304
10K
C303
0.022u
C308
0.022u
FM ADJ.
C322
0.15u
D303
1N4148
C316 0.022u
R308
2.2K
R314
22K
10K
VR302
C312
0.022u
C21
3.3/50
C314
4.7/50
C313
10/16
R305
10K
VR301
10K
R441
22 1/4
L202
3.3uH
R556 470
R557 470
R558 470
C204
22p
C203
22p
X2
7.2MHz
IC2 LM7001
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
R444
10K
C441
0.47/50
C437
0.022u
B02
12V
B01
DATA
CL
CE
XIN
2.2V
XOUT
2.2V
B03
0.4V
AM IN
1V
FM IN
1V
5.6K
VDD
5.6K
2.5V
PD
2.5V
GND
C302 0.022u
C104
0.022u
C103
47/16
R14
100 1/4
R417
220
1/4
R203
3.3K
Q202
2SK-246Y
ZD401
MTZJ5.6B
C422
0.022u
C421
47/16
R206
330
R207
220
Q201
KTC3200
R205
330
R204
220
R202
1K
C202
1/50
R201
10K
D1 1N4148
D2 1N4148
T1
AM ANT
CT1 20p
C438 STY470p
C39
0.01u
CT2 20p
VC2 SVC321
VC1
SVC321
5
4
8
R100
100 1/4
R564
330
R301
47K
R302
47K
C450
0.022u
PACK1
ANT
ANT
FM FRONT END
IF OUT
GND
B+
GND
OSC
VT
7
3
6
C452
0.1u
47(1/4)
R565
C428
47/50
R101
100
Q103
KRA101M
T6
AM OSC
R102
1.2K
F101
10.7MHz
R103
2.2K
R107
3.9K
Q101
KTC3192
R104
330
R105
120
R106
390
R562
220
F102
10.7MHz
Q102
KTC3192
C434
0.022u
C436
0.022u
R333
330
Q302
KRA101M
R318
220 1/4
T4 FM DET
R315
5.6K
R316
3.3K
R317
1K
3
2
1
4
5
C323
0.047u
C323
0.047u
C318
0.022u
C317
47/16
R313
56
F3
LZU450C4N
D402
1N4148
D302
1N4148
WA2
C23
3.3/50
R307
1K
C412
10/16
R413
100K
R412
100 1/4
VR401
220K
R438
39K
C401
10/16
C413
680p
R414 120K
R415 120K
R306
27K
12
13
14
15
16
17
18
19
20
21
22
11
10
9
8
7
6
5
4
3
2
1
LA1265
IC3
AM OUT
15V
0.7V
SD.ADJ
2.2V
2.2V
AGC
1.5V
0V
0V
AM INPUT
2.1V
3.8V
OSC
3.8V
BUFFER
2.6V
1.2V
FM OUT
4.7V
4.2V
TU-IND
0V
VCC
7.8V
7.6V
7.6V
GND
2.2V
2.2V
FM IF IN
2.2V
C201
0.001u
C419
47/16
C416
0.022U
IC4
LA3410
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
VCC
12V
INPUT
3.0V
3.0V
3.0V
L-OUT
3.0V
3.0V
R-OUT
3.0V
GND
OSC
2.7V
2.7V
PLL IN
2.7V
SP ADJ.
3.0V
2.7V
2.7V
ST.IND
5V
JSR-400PAGE45-1of2
JSR-400PAGE45-2of2