Krell Industries KAV 3250 - Manual (Page 20)

Figure 5 Amplifier Factory Default Settings
1 2 O
N
1 2 O
N
1
S3 S1
Bridge Channel 1 Input Channel 2 Input
MT1
J5 J6 S2
Input Circuit Board
3 1 2 O
N
3 1 2 O
N
3 1 2 O
N
1
S4 S1
Bridge Channel 1 Input Channel 2 Input Channel 3 Input
MT1
J7 J8 J9 S3 S2
Input Circuit Board
KAV–2250
KAV–3250
1 2 O
N
Switch Up (On)
Switch Down (Off)
Bridge Switch Up (On)
Bridge Switch Down (Off)
1 2 3 O
N
KAV–3250 Input Switch Bank
KAV–2250 Input Switch Bank
16 Krell KAV–2250 and KAV–3250 Krell KAV–2250 and KAV–3250 9
Back Panel Description
See Figures 3 and 4 on page 8
The back panel on the KAV–2250 and the KAV–3250 provides connections for all inputs
and outputs, remote connection input and output links, and the AC power supply. See
Reconfiguration Options for the KAV–2250 and the KAV–3250, on pages
15-22, for information on optional system configurations and amplifier channel output
connections.
Balanced Inputs
4 Inputs 1-2
The KAV–2250 has two channel inputs for output devices with balanced XLR
connectors.
5 Inputs 1-3
The KAV–3250 has three channel inputs for output devices with balanced XLR
connectors.
Single-ended Inputs
6 Inputs 1-2
The KAV–3250 has two channel inputs for output devices with single-ended RCA
connectors.
7 Inputs 1-3
The KAV–3250 has three channel inputs for output devices with single-ended RCA
connectors.
Amplifier Channel Outputs
8 Outputs 1-2
The KAV–2250 has two amplifier channel outputs. The loudspeaker binding post
terminals accept spade lugs, bare wire, or pins. Use the red terminal for the positive
connection and the black terminal for the negative connection.
9 Outputs 1-3
The KAV–3250 has three amplifier channel outputs. The loudspeaker binding post
terminals accept spade lugs, bare wire, or pins. Use the red terminal for the positive
connection and the black terminal for the negative connection.
IMPORTANT
Tighten loudspeaker binding posts by hand only.