Yamaha CP33 Service Manual page 29

Test No. 7-seg. LED for Each Test
31 Selected screen
Test in progress
When OK
Check completed
Selected screen
32
Test in progress
When OK
Check completed
Selected screen
33
Test in progress
When OK
When NG
Check completed
Selected screen
35
Test in progress
When OK
When NG
Check completed
37 Selected screen
When OK
When NG
Check completed
Zone slider 1 check
(31
Before starting the test, set the ZONE CONTROL [ZONE1] slider at the center position.
S11
↓
Execute the test. When the [ZONE1] slider is set forward (Min), the C3 tone sounds, when it
is set to the other side (Max), the G3 tone sounds and when it is set to the center position
S12
↓
again, the C3 tone sounds. Check that the 7-seg. LED displays "
Sound production stops when returning to the selection screen by pressing the [CLICK ON/OFF] button.
S13
PAs
(. 3 . 1 .
Zone slider 2 check
(32
S21 Before starting the test, set the ZONE CONTROL [ZONE2] slider at the center position.
↓
Execute the test. When the [ZONE2] slider is set forward (Min), the C3 tone sounds, when it
is set to the other side (Max), the G3 tone sounds and when it is set to the center position
S22
↓
again, the C3 tone sounds. Check that the 7-seg. LED displays "
Sound production stops when returning to the selection screen by pressing the [CLICK ON/OFF] button.
S23
PAs
(. 3 . 2 .
MIDI IN/OUT check
(33
Using the MIDI cable, connect [MIDI IN] jack and [MIDI OUT] jack. The C4 tone sounds
Snd
when the test is executed. Check that the 7-seg. LED displays "
PAs
dnG cable after the test.
(. 3 . 3 .
USB check
(35
Using the USB cable, connect the [USB] jack and the PC and then set the MIDI driver on the
Snd
PC side to "through".
PAs
dnG
Open the control panel of the PC and make settings as
(. 3 . 5 .
shown below by clicking
The C4 tone sounds when the test is executed. Check that the 7-seg. LED displays "
Disconnect the USB cable after the test.
(37 Keyboard type check
Checks if the correct keyboard is connected. Check that the 7-seg. LED displays "
PAs
when the GHD keyboard is connected and "
dnG
(. 3 . 7 .
Test Functions and Judgment Criteria
Enter a check mark for Thru ON/OFF.
nG
" otherwise.
PAs
".
PAs
".
PAs
". Disconnect the MIDI
.
PAs
PAs
CP33
".
"
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