Yamaha PW-SE Original Instructions Manual page 42

42
Power supply of external devices via USB connection
*Applies only to the Display X.
Power is not supplied.
Symptom Check
Press the power switch on
Is the display
the display unit to turn the
unit's power on?
power on.
Is the USB Use an external device that
version correct? complies with USB 2.0.
Use an OTG cable. Also
Is the USB
cable type connect the host side to
correct? the display.
Is the USB
cable firmly Re-connect the USB cable.
connected?
Disconnect the USB cable
from the display unit and
Is the USB
receptacle or external device. Remove
USB plug the dirt and water on the
terminal dirty or USB receptacle and USB
wet? plug terminal and re-
connect the cable.
Set the USB settings to
"PWR SPLY" by referring to
Is USB setting
"Stopwatch and settings"
set to "COMM"?
or turn off the power and
then turn it on again.
54
Action