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Reconfiguring the KAV-250a for MAT
See Figure 5 on page 16
Tools needed: T-15 Torx wrench and one ribbon connection cable
1. Turn the KAV-250a off by pressing the power button (1) on the front panel. The blue
power LED (2) extinguishes. Unplug the AC power cord from the IEC power
connector (13) on the back panel.
2. Using the T:15 Torx wrench, remove the 12 screws that secure the amplifier cover.
Carefully remove the cover.
3.
Locate the small PC board at the rear of each amplifier channel and jumper pins
labeled J4, J5, and J6.
4.
Connect one end of the ribbon connection cable to jumper pin J4 on the left
amplifier channel (closest to the power supply). The ribbon snaps into place.
Connect the other end of the ribbon connection cable to jumper pin J5 on the right
amplifier channel.
5.
Replace the cover (slide the front panel end in first). Using the T-15 Torx wrench,
secure the 12 screws.
The KAV-250a amplifier is now reconfigured for MAT operation.
Connecting the KAV-250a Reconfigured for MAT
See Figure 2 on page 6
1. Connect your output device to a single-ended or balanced input on the back panel of
the KAV-250a.
2. Connect each amplifier channel output (7, 8) to a separate loudspeaker, using the
positive and negative terminals on the speaker binding posts.
Reconfiguring the KAV-250a/3 for MAT
See Figure 6 on page 19
Tools needed: T-15 Torx wrench and two ribbon connection cables
1. Turn the KAV-250a/3 off by pressing the power button (14) on the front panel. The
blue power LED (15) extinguishes. Unplug the AC power cord from the IEC power
connector (29) on the back panel.
2. Using the T-15 Torx wrench, remove the 12 screws that secure the amplifier cover.
Carefully remove the cover.
3.
Locate the small PC board at the rear of each amplifier channel and jumper pins
labeled J4, J5, and J6.
4. Connect one end of the first ribbon connection cable to jumper pin J4 on the left
amplifier channel (closest to the power supply). The ribbon snaps into place.
Connect the other end of this ribbon connection cable to jumper pin J5 on the center
amplifier channel.
KAV-250a and KAV-250a/3 Amplifiers 17