Test Mode - Yamaha DISKLAVIER MX1Z Service Manual

MX1Z
PK-CTL BOARD

** TEST MODE ***

* PK CTL SHEET *
PK CTL ROM
V3. 00 96. 07. 03
(1) PDL SNS TEST
PRESS [PLAY]
(2) FOOT CTL TEST
PRESS [PLAY]
(3) PK ROM TEST
PRESS [PLSY]
(4) PK RAM TEST
PRESS [PLSY]
(5) PK EEP TEST
PRESS [PLSY]
Select Button x 4 times
Select
Clearing the EEP ROM is normally only necessary
following the replacement of a PK-CTL board.
Clear EEP ROM?
yes - >R no - > L
SENSOR BOARD
** TEST MODE ***
* SENSOR SHEET *
(1) KEY SENSOR
DEPTH TEST
(2) HAMMER SENSOR
HEIGHT TEST
ERROR HISTORY
* ERROR HISTORY *
*** DISPLAY ****
LOUD PEDAL TIME OUT
SOFT PEDAL TIME OUT
END!
32
• Title display
• PK-CTL ROM Version number display
(1) PDL SNS TEST
S = 020 L = 009
(2) FOOT CTL TEST
SW Type ON
Vol Type 000%
(3) PK ROM TEST
(4) PK RAM TEST
(5) PK EEP TEST
Cleared
EEP ROM!!
• The data cleared:
* Playback table data
* Error history
* Midi parameters (default setting are restored)
SNSR PROGRAM UP
Ver2.00 950125
(1) KEY TEST
KEY NUMBER =
(2) HMR TEST
KEY NUNBER =
• Errors are displayed in the order of frequency.
Title display
COUNT = 002
COUNT = 001
• Error No./Error message/Number of occurrences
Displays next error message.
Displays next error message.
Press button and button, clear memory.
R
• S: Soft pedal L: Loud pedal
• Switch type: ON/OFF
Volume type: 30~100 %
(3) PK CTL ROM
OK!
(4) PK CTL RAM
OK!
(5) PK EEP TEST
OK!
• EEP-ROM TEST
(Electrically erasable programmable ROM)
This data remains stored even when
the test is performed.
• K1~K4 will be indicated by buzzer and display
Display Buzzer
K1 4.5 m/m +/- 0.5
K2
K3
K4
Display Buzzer (2 times)
K1 0.5 m/m + 1.5
K2
K3
K4