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The Effects On/Off Switch is used to turn on and turn off the effects loop. This feature
is available both from the panel face and from the foot switch. When this is engaged
the switch will change from green to yellow. FT/SW (B) Jack. Switch (1).
Back Panel Controls and Features
AC Input
The AC Input cable is connected to a standard IEC type input. The power supply will
automatically adjust from 90 VAC to 150 VAC, and works with 50 or 60 Hz.
Mains Power switch
The Mains Power Switch is located above the AC inlet. It is an illuminated red type
switch. Pressing the ( | )symbol at the top of the switch turns your unit on.
Fuses
There are no user serviceable fuses inside the unit. Your 1350 amplifier contains a 10A
fuse which is part of the power supply module. It is not user serviceable. In the event
of a clear fuse failure or a total lack of amplifier power up of the please contact your
dealer or service center for assistance.
Fan
The low noise DC cooling fan in the 1350 is set to run continuously at a very low speed
in order to make it as quiet as possible for recording and live playing situations.
Amplifier Output Jacks
The Amplifier Output Jacks available on 1350 are configured as two NL4 type jacks
(main), and one 1/4 inch phone jack for (emergency use).
Use the NL4 jacks for normal operation. The main speaker jacks are wired +1 and +2
together and -1 and -2 together. The unit will accept both the NL2 or NL4 type cable
connections. The configuration is designed to give you the best connection possible
your speaker cabinet. This will give you the best quality sound, power output, and the
deliver maximum available current to the loudspeakers.
DI Output XLR Jack
The DI Output Jack is a balance line XLR type configured with pin (2) hot or plus. The
signal is very low noise and is studio quality. The output is protected to handle phantom
power voltages if they are accidently applied to the DI output. It is recommended that
you turn off phantom voltage to this jack before using the unit. The specialized THAT
chip that drives this output is configured as an electronic transformer and is fully
balanced.
Ground lift