Yamaha CP33 Service Manual page 28

CP33
Test No. 7-seg. LED for Each Test
14 Selected screen
Test in progress
Check completed
Selected screen
15
Test in progress
Check completed
Selected screen
16
Test in progress
Check completed
Selected screen
17
Test in progress
When OK
Check completed
18 Selected screen
Test in progress
Check completed
Selected screen
19
Test in progress
Check completed
Selected screen
21
Test in progress
Check completed
Selected screen
26
Test in progress
When OK
Check completed
28 Selected screen
Test in progress
When OK
Check completed
Selected screen
29
Test in progress
When OK
When NG
Check completed
Selected screen
30
Test in progress
When OK
Check completed
28
EQ Low frequency check (outputs about 65.4Hz (C1) sine wave tone)
(14
For factory test use only.
EqL
Sound production stops when returning to selection screen with the [CLICK ON/OFF] button.
(. 1 . 4 .
EQ Mid frequency check (outputs about 523Hz (C4) sine wave tone)
(15
For factory test use only.
Eqm
Sound production stops when returning to the selection screen by pressing the [CLICK ON/OFF] button.
(. 1 . 5 .
EQ High frequency check (outputs about 4186Hz (C7) sine wave tone)
(16
For factory test use only.
EqH
Sound production stops when returning to the selection screen by pressing the [CLICK ON/OFF] button.
(. 1 . 6 .
(17 Panel switch, LED check
Press the [TRANSPOSE] switch first, and then press the panel switches one after another
s01
toward the right in order. A pre-assigned note is output when the switch is pressed. (See Table
1 of p.32) With some switches, the corresponding LED will light up. After all switches are
531
pressed, 7-seg. LED will display "
PAs
(. 1 . 7 .
Lighting check of all LEDs on the panel
(18
Check that all LEDs on the panel light up.
8. 8 . 8 .
(. 1 . 8 .
Lighting check of red LEDs on the panel
(19
8. 8 . 8 . Check that all red LEDs on the panel light up.
(. 1 . 9 .
Lighting check of amber LEDs on the panel
(21
Check that all amber LEDs on the panel light up.
(. 2 . 1 .
(26 AUX pedal check
Connect the foot pedal FC3 to the FOOT PEDAL [AUX] jack. When the test is executed, the
PE1
↓
C3 note sounds and when the pedal is depressed, the C4 tone sounds. Relese the pedal and
check that sound production stops and the 7-seg. LED displays "
Str
pedal FC3 after the test.
PAs
(. 2 . 6 .
SUSTAIN pedal check
(28
Connect the foot pedal FC3 to the FOOT PEDAL [SUSTAIN] jack. When the test is executed,
PE3
↓
the C3 note sounds and when the pedal is depressed, the C4 tone sounds. Relese the pedal and
check that sound production stops and the 7-seg. LED displays "
Str
PAs pedal FC3 after the test.
(. 2 . 8 .
Pitch bend check
(29
Execute the test. When the pitch bend wheel is turned forward (DOWN), the C3 tone sounds
pb2
↓
and when it is turned the other way (UP), the G3 tone sounds. Take the hand off the wheel and
Pb3 check that the 7-seg. LED displays "
Sound production stops when returning to the selection screen by pressing the [CLICK ON/OFF] button.
PAs
nG
(. 2 . 9 .
Modulation check
(30
od1 Before starting the test, set the modulation wheel at the center position. Execute the test.
↓
When the modulation wheel is turned forward (DOWN), the C3 tone sounds, when it is turned
the other way (UP), the G3 tone sounds and when it is returned forward (DOWN), the C3 tone
od2
↓
sounds. Check that the 7-seg. LED displays "
Sound production stops when returning to the selection screen by pressing the [CLICK ON/OFF] button.
od3
PAs
(. 3 . 0 .
Test Functions and Judgment Criteria
PAs
".
PAs
".
PAs
".
PAs
". Disconnect the foot
PAs
". Disconnect the foot