EQ Bypass
Jumper J6, located on each Filter Board, allows you to bypass the
Jumper pins 1 and 2 to bypass the EQ.
Jumper pins 2 and 3 to engage the EQ (default).
Note: The top Input Board must be removed in order to access Jumper J6 on the Filter Board.
J1
J2 |
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| SP2400 FILTER BOARD |
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C40 |
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| EQ ENGAGE |
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| Q1 |
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| EQ BYPASS |
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| L10 |
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| L6 |
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| J6 | C91 |
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| R133 |
| R136 |
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| L9 |
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| J7 |
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| C92 C93 R148 | R149 |
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| R145 |
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| R146 |
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EQ Bypass Internal Jumper
70V/100V/8 Ohm Settings
There are several jumpers on the Amplifier Boards that are used to configure the amplifiers for use with a 70V distributed system, a 100V distributed system, or an
The SP2400 is shipped with the jumpers set for
70 Volt operation in U.S. versions, and 100 Volt operation in European versions. You will need to change these jumpers only if you require a different
configuration than the default settings. Refer to the following illustration for the locations of the jumpers.
Note: Each amplifier board must be configured separately.
On the Amplifier Boards
J1
Jumper pins 1 and 2 for
J2
Jumper pins 1 and 2 for 100V or 8Ω/250W operation Jumper pins 2 and 3 for 70V or 8Ω/150W operation
J3
Jumper pins 1 and 2 for 70V or 8Ω/150W operation Jumper pins 2 and 3 for 100V or 8Ω/250W operation
J4
Jumper pins 1 and 2 for 70V or 8 ohm operation Jumper pins 2 and 3 for 100V operation
J9
Jumper pins 1 and 2 for
J10
Jumper pins 1 and 2 for
J11
Jumper pins 1 and 2 for
J15
Jumper pins 1 and 2 for
SP2400 AMP BOARD
JP1C15
C9 | C7 |
| J2 | |||
100V or 8Ω/250W |
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70V or 8Ω/150W |
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J5
3 | 3 | 3 | 70V/100V |
2 | 2 | 2 | 8Ω |
1 | 1 | 1 |
R110 J11 J15 J10
JP2 | C17 |
C8 | C10 |
C1 | C2 | C3 | J6 | C4 | C5 | C6 |
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| 2 | 70V or 8Ω/150W |
| 1 | |
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| R68 |
100V | 3 | C62 |
70V or 8Ω | 2 | |
| 1 |
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| J4 | R67 |
C18
370V/100V
J9 2 
8Ω
1
J1
370V/100V
2
8Ω
C11
Amplifier Configuration Internal Jumpers
SP2400 – 14
