Programming instructions

Quantum QP2000 Series Power Amplifiers PAGE 9
Setting The Unit
2. CASCADE
Select Sub Menu 2 for unit addressing
Use UP and DOWN button to select
address number
Press MENU button to confirm
Setting the address is used only when all
the amplifiers at to be linked to remote PC
for monitoring. Software is available free,
but an USB-RS485 interface shall be
required.
Among parameters that can be monitored
are volume, temperature, fan and amp
status.
Up to 32 units can be linked together for
monitoring.
3. SETTING
Select Menu 3
Use UP and DOWN button to select
Sub Menu 3.1 for AFS feature
Press MENU button to select the Sub
Menu and use UP / DOWN button to
turn On or Off.
This setting shall be for Auto Fault Sensing
(AFS) and fan control
With Auto Test feature on, Pilot Tone of
20KHz would be generated, and the outputs
shall be monitored. The absence of the tone
shall indicate the amplifier module or the
unit is faulty.
At faulty condition, a dry contact shall be
activated for external triggering. Similarly, a
fault condition data would be sent out via
RS485.
Once confirm, press MENU and will
revert to Sub Menu. Use UP and
DOWN button to select other Sub
Menu
Use UP and DOWN button to select
Sub Menu 3.2 for fan control
Press MENU button to select the Sub
Menu and use UP / DOWN button to
turn On or Off.
Once confirm, press MENU and will
revert to Sub Menu. Use UP and
DOWN button to select other Sub
Menu
Fan can be set to Auto mode, which the fan
would be automatically turned on upon
reaching 29 Deg C at the heatsink and
would run at temperature dependant speed.
Another mode is to turn on the fan, running
continuously.
We recommend that the fan to be set at
Auto mode.
To exit this sub menu, select Back to
Sub Menu 3.