Yamaha Tyros 3 Service Manual

91 Tyros3
¡Amount of TRIM volume decay:
Change the [LINE IN/MIC TRIM] volume to the minimum 
level with the other setups remained as above. (Leave the 
[INPUT VOLUME] at the maximum position.)
Measure output terminals.
• AUX OUT/LOOP SEND R: -34.0±2 dBu
¡Amount of volume decay:
Change the [INPUT VOLUME] to the minimum level with 
the other setups remained as above.
(Leave the [LINE IN/MIC TRIM] volume at the minimum 
level.)
Measure output terminals.
• AUX OUT/LOOP SEND R: -70.0 dBu or less
Check also if...

Tyros3
92
 The specifi ed switch is pressed.
A wrong switch is pressed. 
  (O: ID of the switch to be pressed, 
 X: ID of the switch which is actually pressed)
Plural switches are pressed.
Test completed
Supplement:
If an unspecifi ed switch is pressed, a sound corresponding to 
the switch will be played.
Press the [START/STOP] switch to go back to the selection 
screen when the test is completed.
Press the [DEMO] switch to abort the test halfway and return 
to the item selection display. (The switch is...

93 Tyros3
 During checking
Supplement:
There are two lighting areas and the areas will be switched as 
the TAB [
#]/[#] key is pressed.
The LEDs will go off after exiting the test item.
Test 26
Function:  Green LEDs On check
Description:
Turns on all the green panel LEDs. (Two-colored LEDs will 
light in green.)
Displayed Message:
 Selected screen
 During checking
Supplement:
There are two lighting areas and the areas will be switched as 
the TAB [
#]/[#] key is pressed.
The LEDs will go off after...

Tyros3
94
Displayed Message:
 Selected screen
 RGB pattern
 Rainbow pattern
  Flicker noise pattern
Test 31
Function:  Pitch Bend Wheel check
Description:
Checks the pitch bend wheel. Center position of the wheel is 
detected after detecting MIN and MAX.
 During checking
Test 29
Function:  Whole LCD OFF check
Description:
Turns off all the dots on the LCD. (The whole screen will be 
white)
Displayed Message:
 Selected screen
 During checking
Test 30
Function:  LCD pattern check
Description:
Displays...

95 Tyros3
q Pitch Bend Down:
Turn the wheel all the way toward you from the center 
position. (The sine wave C3 note sound will be produced 
when the wheel is at the minimum value, 0.)
w Pitch Bend Up:
Turn the wheel all the way away from you. (The sine wave 
G3 note sound will be produced when the wheel is at the 
maximum value, 127.)
e Pitch Bend Center:
Release the wheel to set it back to the center position. (The 
sine wave C4 note sound will be produced when the wheel 
is at the center with the...

Tyros3
96
  When the checking is started
  (xxx: Indicates current value)
  Detection of the maximum value
  Detection of the minimum value (In case of OK)
Test 33
Function: Slider check
Description:
Slide the 9 sliders one by one in the order of Max (255) to 
Min (0) and check that the operation is detected.
When checking a slider, current value will be shown.
Checking is executed in the order of [ASSIGN] " [S1] " [S2]  
" ...
 " [S8], and the result of each slider should be OK to...

97 Tyros3
the indication will change to OK.
Supplement:
It is not until the device is moved after the checking is started 
when a value is loaded. 
A current value will be indicated for a device until the result 
is judged as OK. 
When the result of all the devices are OK, only OK will be 
shown on the screen.
Test 34
Function:  Pedal 1 check
Description:
Detects Max/Min of the pedal 1.
Execute the test after connecting a foot pedal (FC7) to the 
[ASSIGNABLE FOOT PEDAL 1] terminal.
q Pedal 1 Down:...

Tyros3
98
Supplement:
Use an FC7 pedal for the checking.
Test 35
Function:  Pedal 2 check
Description:
Detects Max/Min of the pedal 2.
Execute the test after connecting a foot pedal (FC7) to the 
[ASSIGNABLE FOOT PEDAL 2] terminal.
q Pedal 2 Down:
Depress the pedal. 
(The sine wave C3 note sound will be produced.)
w Pedal 2 Up:
Release the pedal. 
(The sine wave G3 note sound will be produced.)
e Pedal 2 Out:
Disconnect the pedal from the terminal. 
(The sine wave C4 note sound will be produced.)...

99 Tyros3
Displayed Message:
 Selected screen
  When the checking is started
  Detection of Min
  Detection of Max
  In case of OK (Disconnection detection)
  When unconnected (No foot pedal is connected)
Supplement:
Use an FC7 pedal for the checking.
Test 37
Function: MIDI check
Description:
Checks transmission/reception of signals with the [MIDI IN] 
and [MIDI OUT] terminals connected with a MIDI cable in a 
loop. (Start checking with the MIDI terminals connected with 
a MIDI cable in a loop.)
Connect...

Tyros3
10 0
  When the checking is started
  When the MIDI-A is OK and MIDI-B is unchecked.
  When the MIDI-A is NG and MIDI-B is OK.
  When both the MIDI-A and B are OK.
  When both the MIDI-A and B are NG.
Supplement:
In case of no input one second after the output, the result is 
judged as NG.
Test 38
Function:  Loop Send/Return check
Description:
Loop Send/Return function check using an audio cable.
The sine wave A3 note signal will be outputted from [LINE 
OUT (MAIN)] when test is started.
The sound...