QRS PNO
3
User Guide
QRS Music Technologies, Inc.
Technical Support - 800-247-6557
www.qrsmusic.com
Smart Solenoid Driver Board LED Status (req ver .311) units shipped from QRS after 8/1/2016
1. Power Led
Solid Amber
The High Power Light on the power supply is on, PLx
power light is green, Solenoids are ready to go
2. Logic LED
Solid Green
No light
1 Blink Green
Control data line is connected and all is good
Driver Board is bad or cable is out
A solenoid is bypassed—run test
3. Solenoid Activity LED
Blinks either
amber or green
When control signal is received
4. Programming Boot Up LED
No Lights – Something Wrong with Driver Board or No bootloader
(must be programmed)
Fast Blinking – Test Mode, Dip switch 0 position.
Slow Blinking – Has bootloader but needs programmed
Fast Blink number of times then stops to indicate board position
QRS PNOmation Solenoid Driver Board (cat #: 84122)
The information below is provided for your convenience and varies depending on the version of driver
board you have. The Solenoid driver boards are located under a cover and typically not seen. We
recommend a certified QRS technician service the system.
Power Toggle: Turns On and Off the power to the
system—same result as pulling the plug.
Fuse: 7Amp - 250V
Hi and Low Power Lights - Low means that the
processor is receiving power, Hi means that there is
power going to the solenoid driver boards and the
PLx power light is solid green.
QRS PNOmation Power Supply (cat #:75210)
The power supply is typically located under the piano on a grand, inside on an upright and inside the
Dip
1
2
3
4
5
6
7
Board 1
1
0
0
0
0
0
0
Board 2
0
1
0
0
0
0
0
Board 3
1
1
0
0
0
0
0
Board 4
0
0
1
0
0
0
0
Board 5
1
0
1
0
0
0
0
8
0
0
0
0
0
1
2
4
3
5
5
12
