SB 300 - JBL.com
SB 300 - JBL.com
SB 300 - JBL.com
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3<br />
<strong>SB</strong> <strong>300</strong><br />
<strong>SB</strong><strong>300</strong> SOUNDBAR SMPS Power Supply<br />
NOTE: Ordinarily the <strong>JBL</strong> <strong>SB</strong><strong>300</strong> SMPS Power Supply module, part# ETK0926122030, is supplied only as a <strong>com</strong>plete unit. Supplied<br />
Schematic is included only for reference when the above part is not available and/or repair to <strong>com</strong>ponent level is necessary. For <strong>JBL</strong><br />
part number equivalents, contact <strong>JBL</strong> at 516-336-4525.<br />
L<br />
N<br />
F1<br />
250V3.15A<br />
MOV1<br />
10471<br />
NTC1<br />
2.2M 1206 2.2M 1206<br />
R1 R3<br />
R2<br />
R4<br />
2.2M 1206 2.2M 1206<br />
R18<br />
15.4K<br />
CX1 0.33uF<br />
L1<br />
L2<br />
IC1<br />
1 8<br />
2 7<br />
3 6<br />
4 5<br />
OB2201<br />
R19<br />
100K NTC<br />
4<br />
C7<br />
220pF<br />
R5 <strong>300</strong>K<br />
DB1<br />
R6 <strong>300</strong>K<br />
C1 120uF/400V R8 <strong>300</strong>K<br />
2<br />
R7 <strong>300</strong>K<br />
2A600V<br />
ZD1<br />
12V<br />
D3<br />
1N4148 R11<br />
1K<br />
R12<br />
10R R10 150R<br />
R13<br />
560R<br />
C8<br />
1uF<br />
C2 103 1KV<br />
D4 1N4148<br />
Q1<br />
7N65<br />
R14<br />
100K<br />
B2<br />
D1<br />
2A800V<br />
B1<br />
R21<br />
0.2R<br />
C9<br />
NC<br />
T1<br />
C3<br />
12<br />
103 1KV<br />
R15<br />
30K<br />
R20<br />
15K<br />
10<br />
7<br />
9<br />
PQ-2620<br />
R9<br />
33<br />
1000pF<br />
D2<br />
6<br />
3<br />
20100<br />
C6<br />
C4<br />
1000uF 25V<br />
C10<br />
2200p<br />
IC2<br />
3<br />
4<br />
L4<br />
3.5*10<br />
C5<br />
1000uF 25V<br />
1<br />
2<br />
C12<br />
680uF 25V<br />
R22<br />
560R<br />
R23<br />
2K<br />
IC5<br />
TL431<br />
R17<br />
1K<br />
C14<br />
0.01<br />
R24<br />
32.4K<br />
R25<br />
4.32K<br />
L3<br />
R16<br />
4.7K 0805<br />
C15<br />
JUMP<br />
C13<br />
NC<br />
+21V<br />
AGND<br />
C19<br />
4.7uF 400V<br />
R37 180K<br />
R38 180K<br />
CY1 222/250V<br />
C11<br />
103 1KV<br />
C16<br />
10uF/50V<br />
C21<br />
104<br />
Q2<br />
MMBT4403<br />
R26<br />
20K<br />
R56<br />
20K<br />
R28<br />
1M<br />
R29<br />
1M<br />
ZD2<br />
4.7V<br />
C17<br />
10uF/50V<br />
C18<br />
4.7uF/50V<br />
R30<br />
1K<br />
C20<br />
104<br />
R36<br />
2.2R<br />
D5<br />
FR107<br />
IC6<br />
1 8<br />
2 7<br />
3 6<br />
4 5<br />
OB2358L DIP-8<br />
R42 2.49R<br />
R43 2.74R<br />
C30<br />
R44 NC 0.01<br />
C25<br />
2200pF250V<br />
R57<br />
100<br />
T2<br />
5 7<br />
D6<br />
1N4007<br />
ZD3<br />
10V<br />
J6<br />
47.R<br />
4<br />
1<br />
R39<br />
47R<br />
C26 102/100V<br />
D10 <strong>SB</strong>540<br />
3.5*10<br />
C27<br />
1000uF/10V<br />
10<br />
D9<br />
8<br />
2100<br />
C31<br />
470uF/16V<br />
2 9<br />
EF20 8PIN<br />
3<br />
IC3<br />
1<br />
4<br />
IC4 3<br />
2<br />
1<br />
L7<br />
3.5*10<br />
C32<br />
100uF16V<br />
L5<br />
R40<br />
C22<br />
NC NC<br />
C28<br />
470uF/10V<br />
R41<br />
NC<br />
R45<br />
150R<br />
R31<br />
2K<br />
R32<br />
10K<br />
IC7<br />
TL431<br />
R51<br />
62K<br />
C23<br />
224<br />
R52 4.75K<br />
R33<br />
3.9K<br />
Q3<br />
A04406<br />
R34<br />
10K<br />
C29 R47<br />
10uF50V 10K<br />
R46<br />
1K D7<br />
Q4<br />
2<strong>SB</strong>772 JUMP<br />
R50<br />
10K<br />
R53<br />
2K<br />
Q5<br />
4401<br />
C24<br />
104<br />
R48<br />
NC<br />
D8<br />
R35<br />
R54 3K<br />
2K<br />
JUMP<br />
R49<br />
NC<br />
R55<br />
NC<br />
R27<br />
NC<br />
BK 5V0.5A<br />
+5V1.2A<br />
+9V0.5A<br />
ON-OFF<br />
GND<br />
4<br />
2<br />
33
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