Yamaha Ls 9 Service Manual

							181 LS9-16/LS9-32
 INITIALIZING THE LS9’s INTERNAL MEMORY
If an error occurs in the LS9’s internal memory, or if you have forgotten the password, you can use the following procedure to 
initialize the internal memory.
CAUTION

eration only if you are very sure you want to do this.
While holding down the [SCENE MEMORY] 
key of the DISPLAY ACCESS section, turn 
on the power switch.
After the opening screen, the following startup menu 
screen will appear.
1
According to the desired type of initializa-
tion, move the cursor to one of the buttons 
in the MODE SELECT field, and press the 
[ENTER] key.
 INITIALIZE ALL MEMORIES button
The entire memory including scene memories and libraries 
will be returned to their factory-set condition.
 INITIALIZE CURRENT MEMORIES button
The contents of memory except for scene memories and 
libraries will be returned to its factory-set condition.
To execute the Initialize operation, move the 
cursor to the INITIALIZE button located in 
the dialog box at the left side of the screen, 
and press the [ENTER] key.
A dialog box will ask you to confi rm the operation.
2
3
:
.
@
q MODE SELECT  eld
w INITIALIZE ALL MEMORIES button
e INITIALIZE CURRENT MEMORIES button
Move the cursor to the OK button of the dia-
log box and press the [ENTER] key.
Initialization will begin.
NOTE
•  Do not press any key until initialization has been completed.
4
When initialization has been completed, move 
the cursor to the EXIT button and press the 
[ENTER] key.
The console will start up in normal operating mode.
NOTE
• If the backup battery voltage is low, or if an error occurs 
in the internal memory, a warning dialog box will appear, 
and then the initialization menu will appear. If the warning 
dialog box appears, and you select the EXIT button 
to start up in normal operating mode, Yamaha cannot 
guarantee that the unit will operate correctly.
HINT
• Instead of using the EXIT button, you can also select a 
different button of the MODE SELECT fi eld.
5 
						

							LS9-16/LS9-32
182
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							183 LS9-16/LS9-32
 CALIBRATION FUNCTION
Depending on the environment in which you use the console, discrepancies may occur in the motion of the motor faders. You 
can use the Calibration function to correct these discrepancies.
While holding down the [SCENE MEMORY] 
key of the DISPLAY ACCESS section, turn 
on the power switch.
After the opening screen, the following startup menu 
screen will appear.
1
Move the cursor to the FADER CALIBRA-
TION button and press the [ENTER] key.
The FADER CALIBRATION MODE popup window 
will appear, where you can adjust the faders.
2
q FADER CALIBRATION button
:
 Adjusting the faders
HINT
• This window will also appear if a problem is detected in 
the fader settings while the LS9 is started up.
Use the top panel [SEL] keys to select the 
fader for which you want to perform calibra-
tion.
Fader calibration is performed semi-automatically for 
the faders you specify using their [SEL] keys. Each 
fader selected by its [SEL] key is shown in red in the 
popup window.
3
Move the cursor to the START button and 
press the [ENTER] key.
A dialog box will ask you to confi rm the operation.
Move the cursor to the OK button of the dia-
log box and press the [ENTER] key.
Each of the specifi ed faders will move to the target 
positions in the following sequence.
q - ∞ (push down to the minimum value)
w -20 dB
e 0 dB
r +10 dB (push up to the maximum value)
If there are any faders that are not in the po-
sitions shown in the screen, manually move 
them to the appropriate position.
When you have set all faders to the target 
location, move the cursor to the OK button 
and press the [ENTER] key.
The process will proceed to the next fader position.
Repeat steps 6–7 to adjust the faders for 
positions q
 through r
.
When you have  nished the calibration pro-
cess and the APPLY button has appeared, 
move the cursor to the APPLY button and 
press the [ENTER] key.
The calibration settings will be saved in internal 
memory.
NOTE
• If the RESTART button appears when calibration ends, 
calibration has failed. Move the cursor to the RESTART 
button and press the [ENTER] key to execute calibration 
once again.
Move the cursor to the EXIT button and 
press the [ENTER] key.
The console will start up in normal operating mode.
HINT
• Alternatively, you can continue by selecting a different 
menu instead of using the EXIT button.
4
5
6
7
8
9
10 
						

							LS9-16/LS9-32
184
If necessary, you can make fi ne adjustments to the input/output gain.
While holding down the [SCENE MEMORY] 
key of the DISPLAY ACCESS section, turn 
on the power switch.
After the opening screen, the following startup menu 
screen will appear.
1
q INPUT PORT TRIM button
w OUTPUT PORT TRIM button
e SLOT OUTPUT TRIM button
:
@
.
 Adjusting the input/output gain
In the MODE SELECT  eld, move the cursor 
to one of the following buttons to select the 
target you want to adjust, and press the [EN-
TER] key.
 INPUT PORT TRIM ( ne adjustment of the analog in-
put gain) button
This makes fi ne adjustments in 0.1 dB steps to the gain of 
the specifi ed analog input port. When you press this button, 
the screen will change as follows.
2
LS9-32 OUTPUT PORT TRIM (fine adjustment of the output 
ports) button
This makes fi ne adjustments in 0.01 dB steps to the gain of 
the specifi ed output port. When you press this button, the 
screen will change as follows.
LS9-32
 SLOT OUTPUT TRIM (fine adjustment of the output 
ports) button
This makes fi ne adjustments in 0.01 dB steps to the output 
port gain of the specifi ed slot. When you press this button, 
the screen will change as follows.
LS9-32
Move the cursor to the desired knob in the 
screen, and use the dial or the [DEC]/[INC] 
keys to adjust the value.
If you move the cursor to the RESET ALL button in the 
screen, and press the [ENTER] key, all knobs in that 
screen will be reset to 0 dB (the factory-set default value).
When you have finished making adjust-
ments, move the cursor to the EXIT button 
and press the [ENTER] key.
The console will start up in normal operating mode.
HINT
• Alternatively, you can continue by selecting a different 
menu instead of using the EXIT button.
3
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							185 LS9-16/LS9-32
LCD screen can be adjusted as needed.
While holding down the [SCENE MEMORY] 
key of the DISPLAY ACCESS section, turn 
on the power switch.
After the opening screen, the following startup menu 
screen will appear.
1
 LCD CONTRAST CALIBRATION
Press the RACK [1-4] key and [5-8] key in 
the DISPLAY ACCESS section on the con-
trol panel simultaneously.
The following screen for “LCD CONTRAST 
CALIBRATION” will appear.
2
Adjust the screen with the parameter dial un-
til both the numbers “1” and “6” are legible.
Press the [ENTER] key and a confirmation 
dialog box will appear. Select “OK” to move 
on.
When [OK] is selected in step 4, the screen 
will return to start-up menu.
Alternatively, select [CANCEL] to go back to the LCD 
CONTRAST CALIBRATION screen to readjust.
3
4
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							LS9-16/LS9-32
186
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189
LS9-16/LS9-32
 START-UP SEQUENCE
A1. Start-up mode
ModeMode Changing MethodDescription on the Operation
Normal modeThis  mode  is  selected  as 
default  without  any  special 
operation
Checks the hardware at the start-up.
Normal operation starts if there is no error.
If an error is detected, the mode will change to Maintenance mode automa\
tically.
Forced Factory 
Preset mode
W h i l e   h o l d i n g   d o w n   t h e 
[SCENE]  key  and  [MIX1] 
key, turn on the power.
Executes the Factory Preset operation of the Memory API.
Initializing the Current Memory, Scene, etc.
During the initialization, “Initializing Flash Memory...” will be shown in the top right of the LCD.
After the initialization, the mode will change to Normal mode and normal\
 
operation will start.
Maintenance modeW h i l e   h o l d i n g   d o w n   t h e 
[SCENE]  key,  turn  on  the 
power.
The LCD screen will show maintenance menus (refer to “LCD screen 
operation specifications”).
• INITIALIZE ALL MEMORY
• INITIALIZE CURRENT MEMORY
Refer  to  “C.  About  Memory  Initialization”  (page  192)  for  the  memory 
contents to be initialized
During the initialization, the message “Initializing…” will bli\
nk on the LCD.
When the initialization is finished, the condition after the initialization will be 
indicated as a sound.
• INPUT PORT TRIM
• OUTPUT PORT TRIM
• SLOT OUTPUT TRIM
TRIM adjustment will be indicated as a sound in real time.
• FADER CALIBRATION
• LCD CONTRAST OFFSET CALIBRATION
The  mode  to  adjust  individual  difference  of  LCD  contrast  will  be  selected  if 
the RACK[1]-[4] key and RACK[5]-[8] key are pressed simultaneously when 
the maintenance menu is displayed.
Refer to the service check program (page 120) for details.
• EXIT
Changes to Normal mode.
Functions restricted in the Maintenance mode
Panel
All the LEDs will be turned off except the “SEL” LEDs during Fader Calibration.
Faders are inoperable (movable, but moving faders does not change values) 
except in Fader Calibration operation.
Only the cursor keys, [ENTER] key, [INC]/[DEC] key and parameter wheel are operable.
Communication, USB Storage, Audio 
Inoperable
The functions are restricted until the Normal mode is selected by pressi\
ng 
the EXIT button.
Servicing Diag 
modeTurn  on  the  power  while 
holding down the 3 buttons 
( U s e r   D e f i n e d   K e y   [ 1 ] , 
[ 2 ] ,   [ 3 ] )   s i m u l t a n e o u s l y.
Starts with the Mac Address written on the Flash ROM.
Receives Diag command through Ethernet and executes Diag procedure.
Panel and LCD indication need respective Diag procedure looping.
It is impossible to change from the Diag mode to another mode. Cycle 
the power to leave the Diag mode. 
						

							
LS9-16/LS9-32
190

A2. Start-up mode (flow)
Normal modeForced Factory Preset modeMaintenance modeDiag mode
[SCENE] key + [MIX1] key[SCENE] keyPress the USER DEFINED KEYS [1], [2], and [3] simultaneously    orpress any three keys other than the above three keys simultaneously.Turn on power
Boot Loader starts
Presence of USB MemoryChecking the presence of the LS9 Firmware (.PGM) file
(None)(.PGM file is contained)Firmware Update confirmation indication
(Canceling Update)Executing Firmware Update
Executing checksum inspection of the main program(OK)(NG)
Displaying “CheckSum Error!!” and stops
Starting main program
Checking the presence of the Panel circuit board(None)(There is a Panel circuit board)In case of “none”, the start-up mode will be “diag”
Reading pressed switches → judging start-up mode
Displaying opening screen
Checking version of VNP1 Firmware(No updating)(With updating)Uploading VNP1 FirmwareIndicating “Loading VNP1 Firmware…”
When the start-up mode is “diag”
Showing LCD diag screen/processing
Checksum judgment of SRAMPanel diag indication/processingJudgment of remaining battery level
(OK)(NG)All clear of Current Memory (SRAM)All clear of Current Memory (SRAM)All clear of SCENE data (Flash Memory)Turning off powerIndicating “Initializing Flash Memory...”
Judgment of checksum and battery check result(NG)(0.5 V or less, or checksum error)Indicating maintenance screen(OK)Indicating error pop-up screen
(0.5 V < remaining battery level ≤ 2.5 V)
Indicating “CAUTION” pop-up after start-up
Indicating maintenance screenJudgment of Fader calibration data(OK)(NG)Indicating Calibration execution screenJudgment of Fader calibration data
(OK)(NG)Indicating Calibration execution screen
Selecting a menu (Panel cursor keys)
(Others)Processing selected item
Starting normal operation(EXIT)
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