Ic/Transistor Pinouts - JBL Northridge E250P Service Manual
Northridge e-series powered subwoofer
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Also See for Northridge E250P:
- Preliminary service manual (23 pages) ,
- Owner's manual (9 pages) ,
- Owner's manual (8 pages)
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E250P
Semiconductor Pinout Diagrams
2N5401
Q1
3 Collector
2
Base
1 Emitter
1
2
3
MPSW06RLRA,
MPSW56RLRAMPQ,
MPS2222ARLRA,
2N2907A, 2N5551,
Q2, 16, 3, 21, 19, 23, 17
3 Collector
2
Base
1 Emitter
1
2 3
MMBT3904LTI SOT23,
MMBT3906LTI SOT23,
DTC114EK SMT3,
MMBT5401 LTI,
MMBT5551 LTI
Q11, 14, 13, 5, 8, 9, 6, 10,
12, 15, 7, 20, 24, 26, 25
OPAMP, QUAD
TL074CDR
U2, 3
OPAMP, DUAL
TL072CDR SO-8,
NJM4558M-TE3
U5, 6, 4
BEVEL
IR2111 HALF-BRIDGE
DRIVER
U7
24
MOSFET IRF640
Q18, 22
1. G
2. D
3. S
1
2
3
TIP31C
Q4
B
C E
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Troubleshooting
