User manual

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© 2006 Wohler Technologies Inc. ALL rights reserved
AMP1A-4S/-10S/-LP4S/-LP10S User Manual P/N 821527 Rev-B Section 3: Technical Information
AMP1A-4S and AMP1A-LP4S Interconnect Block Diagram
AMP1A-4S and AMP1A-LP4S Block Diagram
CH. B (R)
Selected
Output
(XLRM)
CH. A (L)
3
Channel
A (Left)
4 2
1
Stereo Source Select Switch
(Front Panel)
3
4
1
2
4 3 2
1
Channel
B (Right)
3
4 2
1
Rear
Panel
Input Select Switch (ISS)
Analog Switch PCB
919013S
Left
Right
L
R
Balanced Inputs on
Phoenix Connectors
Note: These features on -LP model only.
2
Level
Meters
Phase
Indication
Right
Bargraph
Driver PCB
919017R
Left
Bargraph
Driver PCB
919017L
Phase
Indication
PCB
919084
Audio Amplifier PCB
919100 or 919164
Headphone
BalanceVolume
Left
Side Speaker
Left
Woofer
Speaker
Right
Side Speaker
Right
Woofer
Speaker
Rear
Panel
L
R
L
R