Dm1000/Mb1000 Service Check Program; Screen Explanation; List Of Check Items - Yamaha DM1000 Service Manual

DM1000/MB1000 SERVICE CHECK PROGRAM

Execute the Service Check Program for DM1000 and MB1000.
0. Outline
0-1. Operation method
Keys used for the service check on the panel
[ ],[ ],[ ],[ ] keys:
Used to select the check
item and OK/NG
[ENTER] key:
Used to execute the selection or exit

0-2. Screen explanation

(Fig. 1)
Example of screen for all of the check items
--- DM1000 test ---
F/W Ver. MAIN Vx.xx METER Vx.xx
SUB1 Vx.xx
OK 1 PLLP2 OK 22 PANEL LED
OK 2 BATT OK 23
OK 4 DSP6,SIO NG 24 PANEL SW
OK 5 DSP7,SIO,ATSC2 OK 25 FADER TSense
OK 6 MIDI OK 26 FADER Move
OK 11 2TR IN/OUT(DIO) OK 27 ENCODER(CH)
OK 13 WORD CLOCK OK 28 ENCODER(etc.)
OK 21 LCD OK 31 METER LED
OK 32 METER SW
98 MESSAGE LOG
EXIT ([DEC] Key->[ENTER] Key)
(Fig. 2)
Example A of individual check screen (when continuing with
check items based on automatic judgment)
--- WORD CLOCK ---
NG OUT->IN
OK PLL (DIR2,DBL)
OK PLL UnLock
NG: BNC_WCLK_48K_COUNT=1023
EXIT ([DEC] Key->[ENTER] Key)
1)The check is executed automatically. When all items are
completed, the exit mode is activated. Press the [ENTER]
key to return to the screen in Fig. 1.
2)To execute a check again, return to Fig. 1 and select the
item.
[DEC] key:
Used to exit or
cancel the check
(C)YAMAHA 2003
Version number of
each CPU ROM
Each check result
PANEL ALL LED
The number of the selected item
is displayed in reverse.
Selection method:
Use the [ ], [ ], [ ], or [ ] keys
in the lower right of the panel to
select items.
Press the [ENTER] key to display
the screen for the selected item.
Checks are executed in order
from the top automatically.
The item being checked is
displayed in reverse.
Display area of the
instruction message
Display area of
the NG message
Long messages are
displayed on two lines.
(Scroll up)
(Fig. 3)
Example B of individual check screen (when checking each
one of multiple items automatically or visually)
--- PANEL ALL LED ---
OK 1 BRIGHTNESS
NG 2 RED LEDs
OK 3 GREEN LEDs
OK 4 ORANGE LEDs
OK NG
EXIT ([DEC] Key->[ENTER] Key)
1)After starting the check, the OK/NG selection items are
displayed. Check the actions and results and then select
OK/NG.
Use the [ ] and [ ] keys to select the item and press the
[ENTER] key to execute the selection.
2)When OK or NG is selected, the next check item is
automatically displayed.
3)When the [DEC] key is pressed while waiting for the input
of the OK/NG judgment, the exit display will reverse and
this screen can be exited by pressing the [ENTER] key.
(Even if part of one check item is being executed, exit is
possible by pressing the [DEC] key.)
If exit is performed before all of the check items are
completed, the judgement in Fig. 1 is displayed as NG.
4)As shown in Fig. 3, the check items with numbers in front
of the items can be selected. Use the [ ] and [ ] keys to
select an item and press the [ENTER] key to start the check.
As shown in Fig. 2, the checks for the items that do not
have numbers in front of the items start automatically.

0-3.List of check items

Item Check name Outline of check item
Check the PLLP2 register by Read/Write.
Check the voltage of the backup battery.
Check each DSP6 register by Read/Write and the SIO connection.
Check each DSP7 register by Read/Write and the SIO and ATSC2 connections.
MIDI OUT → Check the IN Send/Receive.
Loopback and check the 2TR IN/OUT DIGITAL.
Count the Fs of WCLK OUT by WCLK IN and check the PLL LOCK.
Display the entire screen in black and white and check the contrast volume.
LEDs (including 7-segment LEDs) light in the specified order.
All LEDs have gradual brightness and color differences.
Press the panel SWs in the specified order and check.
Check the touch sense sensitivity of the FADER.
Check the operation of the stop position of the FADER.
Rotate the Encoder (CH 1-16) and check.
Rotate the Encoder (others) and check.
MB1000 LEDs (including 7-segment LEDs) light in the specified order.
The corresponding LEDs light/turn off when the MB1000 SWs are pressed.
DM1000/MB1000/SP1000
Judge
Auto
Auto
Auto
Auto
Auto
Auto
Semi-Auto
Visual check
Visual check
Visual check
Semi-Auto
Semi-Auto
Auto
Semi-Auto
Semi-Auto
Visual check
Visual check
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