Yamaha CL3, Service Manual

Page: 143 / 401

CL3/CL1
143
1-15. NETWORK Test
Contents: Judges as OK if communication with the PC is
possible.
Example of executing screen
1-16. USB STORAGE test
Contents: Checks if a USB memory (USB storage) connected
to the USB port is recognized.
Example of executing screen
If a popup “USB OVER CURRENT” appears when the power
is turned on with the USB inserted during the normal operation,
replace the USB circuit board. (This occurs due to variation of
measurement IC. As we plan to upgrade the version in which
it will be made re-operable even if OVER CURRENT occurs,
keep the replaced circuit board for future use.)
1-17. LAMP test
Contents: Checks the LAMP visually for lighting.
Example of executing screen
When the dialog box appears as shown below, con fi rm that the
LAMP is lighted and then select OK.
When the dialog box appears as shown below, con fi rm that the
LAMP is turned off and then select OK.