Roland MV-8800 Manual page 16

Jan. 2007
VELOCITY PAD CHECK
This checks whether the velocity pads are operating correctly.
Devices related to this test: (Panel) IC1
1.
Strike the velocity pad softly.
The small square will change color from "white"→"black."
2.
Strike the velocity pad strongly.
The large square will change color from "white"→"black."
3.
Strike each of the sixteen velocity pads to make all of the squares change
color from "white"→"black."
DRIVE CHECK
This checks whether the CD-R/RW drive is operating correctly.
* This test requires one blank CD-R or CD-RW disc.
1.
Press [F2](BURN T-CD).
2.
Place a blank CD-R or CD-RW disc in the CD-RW drive.
Creation of a test CD will begin. It will take between five and thirty
minutes to create the test CD.
If the test CD was created successfully, the display will indicate
"Result:OK." If it could not be created successfully, the display will
indicate "Result:NG."
3.
Press [F4](READ CD).
4.
Place the newly created test CD in the CD-RW drive.
Data will be read from the test CD.
5.
If the data could be successfully read, the display will indicate
"Result:OK." If the data could not be successfully read, the display will
indicate "Result:NG."
FOOT SWITCH CHECK
This checks the FOOT SWITCH jack.
* This test requires a foot switch (FS-5U or DP-2).
Devices related to this test: (Main) IC38
1.
Press the foot switch.
The indication at the right of the "FOOT SWITCH ON" will change from
"--" to "OK."
2.
Release the foot switch.
The indication at the right of "FOOT SWITCH OFF" will change from "--
" to "OK."
16
SOUND CHECK
This checks the ANALOG INPUT and OUTPUT.
Devices related to this test:
(Main) IC30, IC32, IC50, IC51, IC52, IC53, IC54, IC55, IC56, Q9, Q10, Q13, Q14
This test requires an audio output device such as a CD player, and a
monitoring device such as monitor speakers or headphones.
1.
Connect your audio output device to the ANALOG INPUT MIC/LINE
jacks, and input an audio signal.
2.
Connect your monitoring device to the MASTER OUT jacks, and verify
that the volume of the output signal is not affected by anything other
than the SENS knob.
3.
In the same way, verify that the output signal from the PHONES jack is
not affected by anything other than the SENS knob.
4.
Verify that the output signal from the DIGITAL OUT connector is not
affected by anything other than the SENS knob.
5. Perform the same checks as in steps 2–4 for the ANALOG INPUT
PHONO jacks.
* In order for audio signals to be input from the ANALOG INPUT PHONO
jacks, you must disconnect the plugs from the ANALOG INPUT MIC/LINE
jacks.
Mute Check
This checks whether the mute circuit is operating correctly.
Devices related to this test:
(Main) IC6, Q3, Q4, Q6, Q7, Q8, Q11, Q12, Q15, Q16, D7
1.
Press [F4](MUTE SW).
2.
Verify that each time you press this, the indication at the right of
"ROUTING A" alternates between "MUTE OFF" and "MUTE ON."
3.
Verify that no audio signal is sent from OUTPUT when "MUTE ON" is
shown.
* After switching to "MUTE OFF," it will take several seconds before an audio
signal is output; this is normal operation.
USB CONNECT CHECK
This checks the USB connector.
Devices related to the test: (Main) IC66, IC61
This test requires a USB cable and a computer that has a USB connector.
1.
Use the USB cable to connect the MV-8800 to your computer, and press
[F4](CONNECT).
When your computer detects the MV-8800's hard disk, the display will
indicate "Connected."
2.
On your computer, stop the USB connection.
3.
Press either the [F3](GOTO TOP), [F1](PREV), or [F5](NEXT) button.
The USB connection will be stopped on the MV-8800.
MV-8800