26
P N O s c a n
P N O s c a n
P N O s c a n
I I
I I
I I
I n s t a l l a t i o n M a n u a l
I n s t a l l a t i o n M a n u a l
I n s t a l l a t i o n M a n u a l
QRS Music Technologies, Inc. / Technical Support - 800-247-6557 / www.qrsmusic.com
Manual Rev. 1.18
Connection Diagram- Upright Piano
This cable connects the optical
sensor boards to the rest of the
system. This cable must extend from
the treble end of the keyboard.
TUSB [79210]
Soft Pedal
Circuit Board
[79209]
Sustain Pedal
Circuit Board
[79208]
Key Scan Assembly
Flex Cable Coupler [79206]
20” 6-pin [7921718]
12” 6-pin [7921704]
38” 10-pin [7921706]
60” 6-pin [790185]
Optional AC Power Adapter [7921701]
Not required when TUSB is connected to a computer via the USB
2.0 socket.
DO NOT CONNECT ON V45 TUSB VERSIONS.
Sustain Pedal Chassis [7921734]
Sustain Pedal “L” Bracket [7921770]
Soft Pedal Chassis [7921732]
Soft Pedal “L” Bracket [7921770]
Connection Diagram- Grand Piano
This cable connects the optical sensor boards to the
rest of the system. This cable must extend from the
treble end of the keyboard.
Optional AC Power Adapter [ 7921701]
Not required when TUSB is connected to a computer via the
USB 2.0 socket.
DO NOT CONNECT ON V45 TUSB VERSIONS.
Key Scan Assembly
The Flex Cable Coupler [79206] provides a
quick disconnect of the Key Scan Assembly
when the keys are removed for service.
The Key Scan Assembly cable, currently
connected to the “Key Scan” port on the
“Soft Pedal Circuit Board”, may be
connected to the “Alt Key Port”.
12” 6-pin [7921704]
12” 6-pin [7921704]
20” 6-pin [7921718]
38” 10-pin [7921706]
TUSB [79210]
Sustain Pedal
Circuit Board
[79208]
Soft Pedal
Circuit Board
[79209]
Sustain Pedal Chassis [7921734]
Sustain Pedal “L” Bracket [7921770]
Soft Pedal Chassis [7921732]
