QRS PNO
3
User Guide
QRS Music Technologies, Inc.
Technical Support - 800-247-6557
www.qrsmusic.com
1 2 3 4 5 6
Power/Status
led1
Green Solid
Power to the solenoid rail is on, the high power light on the
power supply is on, system is ready to be used.
Green Blink
MIDI Control Data is being sent to the piano as a PWM (pulse
width modulated) signal. The piano should be playing.
Amber Solid The piano is in Stand By Mode, power to the solenoid rail is off,
the high power light on the power supply is off, the piano is
awaiting a signal to wake up before playing.
Amber Blink NA
Red Solid
There is a Key Solenoid or Pedal Solenoid Over-Current status
which will shut the high power to the system down.
Red Blink
NA
System Activity
led 2
Green Solid
The Pin Light Port Extender (PLx) has initialized, the controller
under the piano has successfully initialized, and the low power
light is on on the power supply.
Green Blink
NA
Amber Solid NA
Amber Blink The light will blink when the system receives an IR remote
control signal.
Red Solid
There is a power issue/failure on the solenoid rail.
Red Blink
There is a power issue/failure on the pedal solenoid.
Network Status
led 3
Green Solid
The system is in Stand-Alone Mode, which means it is acting as
a router (hands out IP addresses) and belongs to its own
network (QRSPNOxxx), no network cable or wireless client
present.
Green/ Red
Blink
The system is setup to be in Stand-Alone Mode but there is no
network device or cable connected or turned on.
Amber Solid The system is in Network Mode, which means it is acting as a
client on an existing network (typically your home’s). In this
case the home router will assign an IP address to the PNO3
system. As well as the PNO3WB built in card (post 5/2017)
Amber/Red
Blink
The system is in Network Mode but there is no network device
or cable connected and/or PNO3WB is not on client network.
Pin Light Port Extender (PLx) LED Light Status
7
