Krell Industries manual Reconfiguring the KAV-250aforMAT, Reconfiguring the KAV-250a/3forMAT

Reconfiguring the KAV-250afor MAT

See Figure 5 on page16

Tools needed:T-15 Torx wrenchand one ribbon connection cable

1.Turn the KAV-250aoff by pressing the powerbutton (1) on the front panel. Theblue powerLED(2) extinguishes. Unplugthe ACpowercord from the IEC power connector(13) on the backpanel.

2.Using the T:15 Torx wrench,removethe 12 screwsthat securethe amplifier cover. Carefully removethe cover.

3.Locatethe small PCboardat the rear of eachamplifier channelandjumperpins labeled J4, J5, andJ6.

4.Connectoneendof the ribbon connectioncable to jumperpin J4 on the left amplifier channel(closest to the powersupply). Theribbon snapsinto place. Connectthe other endof the ribbon connectioncable to jumperpin J5 on the right amplifier channel.

5. Replacethe cover (slide the front panelendin first). Usingthe T-15Torxwrench, securethe 12 screws.

TheKAV-250aamplifier is nowreconfigured for MAToperation.

Connecting the KAV-250aReconfigured for MAT

See Figure 2 on page6

1.Connectyour output device to a single-endedor balancedinput on the back panel of the KAV-250a.

2.Connecteachamplifier channeloutput (7, 8) to a separateloudspeaker,using the positive andnegative terminals on the speakerbinding posts.

Reconfiguring the KAV-250a/3for MAT

See Figure 6 on page 19

Tools needed:T-15 Torx wrenchand two ribbon connection cables

1.Turn the KAV-250a/3off by pressing the powerbutton (14) on the front panel. The blue powerLED(15) extinguishes. Unplugthe ACpowercord from the IEC power connector(29) on the backpanel.

2.Using the T-15 Torx wrench,removethe 12 screwsthat securethe amplifier cover. Carefully removethe cover.

3.Locatethe small PCboardat the rear of eachamplifier channelandjumperpins labeled J4, J5, andJ6.

4.Connectoneendof the first ribbon connectioncable to jumperpin J4 on the left amplifier channel(closest to the powersupply). Theribbon snapsinto place. Connectthe other endof this ribbon connectioncable to jumperpin J5 on the center amplifier channel.

KAV-250aandKAV-250a/3Amplifiers17