Yamaha Portatone YPT-300 Servicehandleiding - Pagina 19
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Test No.
LCD display
9
019 : Noise
10
020 : SW Chk
11
028 : LCD On
12
029 : LCD Off
13
031 : PD1 Chk
14
037 : MIDI Chk
15
041 : Rom Chk2
16
042 : Ram Chk2
17
045 : FRomChk2
18
047 : Factory Set
19
048 : TEST Exit
Switch test item list
Turn
SW Name
1
LEFT
2
RIGHT
3
LISTEN & LEARN
4
TIMING
5
WAITING
6
FUNCTION
7
SONG
8
STYLE
9
VOICE
10
TENKEY 1
11
TENKEY 2
12
TENKEY 3
13
TENKEY 4
14
TENKEY 5
15
TENKEY 6
16
TENKEY 7
17
TENKEY 8
18
TENKEY 9
19
TENKEY –
Connect the level meter (with JIS-C filter) to the L/R terminals of the [PHONES/OUTPUT].
(33Ω of load)
Set the [MASTER VOLUME] to the maximum level and check the noise.
• PHONES L, R: –73.0dBu or less
Checks switches on the panel. Press the switches as shown in the LCD. When the switch
is pressed, a sound is played at the prescribed pitch. (Refer to the Switch test item list.)
Make sure that "SW OK" is displayed on the LCD when all the switches are pressed.
To cancel the operation halfway, use the [lowest key on the keyboard] to return to the
selection display.
Make sure that the entire LCD is lit .
Make sure that all the dots are turned off on the LCD.
Connect a footswitch (FC-4 or FC-5) to the [SUSTAIN] terminal.
Make sure that C3 is played when the [START/STOP] button is pressed and C4 is played
when the pedal is depressed The sound will stop when the pedal is released.
Make sure that "PD1 OK" is displayed on the LCD when finished.
Connect the [MIDI IN] jack and [MIDI OUT] jack with a MIDI cable and then execute the
test. Make sure that C4 is played and "MIDI OK" is displayed on the LCD.
Checks the ROM connected to the CPU bus.
Make sure that "Rom OK" is displayed on the LCD.
It will take about 10 seconds for the check.
Checks the RAM connected to the CPU bus.
Make sure that "Ram OK" is displayed on the LCD.
Checks the FROM connected to the CPU bus.
Make sure that "FRom OK" is displayed on the LCD.
It will take about 30 seconds for the check.
Initializes the entire backup area to reset to the factory default.
"Fact" is displayed on the LCD during the test.
"Fact End" is displayed on the LCD when the test is finished.
Execute this to leave the test program and change to the play mode.
LCD Display
Note Number
Left
C1
Right
C#1
Listen
D1
Timing
D#1
Waiting
E1
Function
F1
Song
F#1
Style
G1
Voice
G#1
Tenkey 1
A1
Tenkey 2
A#1
Tenkey 3
B1
Tenkey 4
C2
Tenkey 5
C#2
Tenkey 6
D2
Tenkey 7
D#2
Tenkey 8
E2
Tenkey 9
F2
Tenkey –
F#2
Test descriptions, judging conditions, etc.
Turn
SW Name
20
TENKEY 0
21
TENKEY +
22
DEMO
23
METRONOME
24
A-B REPEAT
25
REW
26
FF
27
TEMPO/TAP
28
REC
PAUSE
29
30
START/STOP
31
PORTABLE GRAND
32
SOUND EFFECT
33
REVERB ON/OFF
34
SPLIT ON/OFF
35
DUAL ON/OFF
36
HARMONY ON/OFF
37
TOUCH ON/OFF
PSR-E303/YPT-300
LCD Display
Note Number
Tenkey 0
G2
Tenkey +
G#2
Demo
A2
Metro
A#2
AB Rep
B2
Rew
C3
FF
C#3
Temp/TAP
D3
Record
D#3
Pause
E3
StartStp
F3
GP
F#3
SoundEff
G3
Reverb
G#3
Split
A3
Dual
A#3
Harmony
B3
Touch
C4
19