Yamaha Ls 9 Service Manual
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Page 31
![Page 31
31 LS9-16/LS9-32Fig. 6
¢
$£ [202]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[206A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[209A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[302A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[303A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
[352A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
Power switch...](http://img.usermanuals.tech/thumb/83/98063/w300_d_1507181543-yamaha-ls-9-service-manual_d-30.png "Page 31
31 LS9-16/LS9-32Fig. 6
¢
$£ [202]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[206A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[209A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[302A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[303A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
[352A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
Power switch...")
31 LS9-16/LS9-32Fig. 6 ¢ $£ [202]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600) [206A]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600) [209A]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600) [302A]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600) [303A]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400) [352A]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600) Power switch...
Page 32
![Page 32
LS9-16/LS9-32
32
Photo 7
¢ø
£
•Duct assembly 16¢¼«ÄTT’Z£
DC fan motor
[D60]
[D60]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£4.0X35 MFZN2B3 (WF000100)
A-11. DC Shield Assembly 16, DCA Circuit Board
A-11-1 Remove the side panels L and R. (See procedure 1)
A-11-2 Fix the control panel assembly 16. (See procedure 2)
A-11-3 Remove the JK circuit board. (See procedure A-4)
A-11-4 Remove the DA circuit board. (See procedure A-5)
A-11-5 DC Shield Assembly 16
(Time required: About 11 minutes):...](http://img.usermanuals.tech/thumb/83/98063/w300_d_1507181543-yamaha-ls-9-service-manual_d-31.png "Page 32
LS9-16/LS9-32
32
Photo 7
¢ø
£
•Duct assembly 16¢¼«ÄTT’Z£
DC fan motor
[D60]
[D60]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£4.0X35 MFZN2B3 (WF000100)
A-11. DC Shield Assembly 16, DCA Circuit Board
A-11-1 Remove the side panels L and R. (See procedure 1)
A-11-2 Fix the control panel assembly 16. (See procedure 2)
A-11-3 Remove the JK circuit board. (See procedure A-4)
A-11-4 Remove the DA circuit board. (See procedure A-5)
A-11-5 DC Shield Assembly 16
(Time required: About 11 minutes):...")
LS9-16/LS9-32 32 Photo 7 ¢ø £ •Duct assembly 16¢¼«ÄTT’Z£ DC fan motor [D60] [D60]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£4.0X35 MFZN2B3 (WF000100) A-11. DC Shield Assembly 16, DCA Circuit Board A-11-1 Remove the side panels L and R. (See procedure 1) A-11-2 Fix the control panel assembly 16. (See procedure 2) A-11-3 Remove the JK circuit board. (See procedure A-4) A-11-4 Remove the DA circuit board. (See procedure A-5) A-11-5 DC Shield Assembly 16 (Time required: About 11 minutes):...
Page 33
![Page 33
33 LS9-16/LS9-32
B. LS9-16 Disassembly Procedure of Control Panel Assembly
¢-4¯ïÍÉTTZw
ür£
[22]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
[24]: Bonding Tapping Screw-B
¢#» Ä´#0/%£3.0X8 MFZN2B3 (WE774100)
[72A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[92A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
[97]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
Fig. 7
¢
$£
B-1....](http://img.usermanuals.tech/thumb/83/98063/w300_d_1507181543-yamaha-ls-9-service-manual_d-32.png "Page 33
33 LS9-16/LS9-32
B. LS9-16 Disassembly Procedure of Control Panel Assembly
¢-4¯ïÍÉTTZw
ür£
[22]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
[24]: Bonding Tapping Screw-B
¢#» Ä´#0/%£3.0X8 MFZN2B3 (WE774100)
[72A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[92A]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
[97]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
Fig. 7
¢
$£
B-1....")
33 LS9-16/LS9-32 B. LS9-16 Disassembly Procedure of Control Panel Assembly ¢-4¯ïÍÉTTZw ür£ [22]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400) [24]: Bonding Tapping Screw-B ¢#» Ä´#0/%£3.0X8 MFZN2B3 (WE774100) [72A]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400) [92A]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400) [97]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400) Fig. 7 ¢ $£ B-1....
Page 34
![Page 34
LS9-16/LS9-32
34
Fig. 8
¢
$£
[150A]
[160A]
[170A] Control Panel Assembly 16
¢¯ïÍÉ TTZ£LCD Assembly 16
¢-$%TTZ£
10
5
0
5
• Mounting direction of the fader knob
¢Ñ£”¼”ÊÒw
ÇM²£
The concave side should be to the right.
¢
æUÈ pb{£
B-2. FD Circuit Board
(Time required: About 7 minutes)
B-2-1 Remove the side panels L and R. (See procedure 1)
B-2-2 Remove the control panel assembly 16.
(See procedure 2)
B-2-3 Remove the sixteen (16) fader knobs marked
[150A]...](http://img.usermanuals.tech/thumb/83/98063/w300_d_1507181543-yamaha-ls-9-service-manual_d-33.png "Page 34
LS9-16/LS9-32
34
Fig. 8
¢
$£
[150A]
[160A]
[170A] Control Panel Assembly 16
¢¯ïÍÉ TTZ£LCD Assembly 16
¢-$%TTZ£
10
5
0
5
• Mounting direction of the fader knob
¢Ñ£”¼”ÊÒw
ÇM²£
The concave side should be to the right.
¢
æUÈ pb{£
B-2. FD Circuit Board
(Time required: About 7 minutes)
B-2-1 Remove the side panels L and R. (See procedure 1)
B-2-2 Remove the control panel assembly 16.
(See procedure 2)
B-2-3 Remove the sixteen (16) fader knobs marked
[150A]...")
LS9-16/LS9-32
34
Fig. 8
¢
$£
[150A]
[160A]
[170A] Control Panel Assembly 16
¢¯ïÍÉ TTZ£LCD Assembly 16
¢-$%TTZ£
10
5
0
5
• Mounting direction of the fader knob
¢Ñ£”¼”ÊÒw
ÇM²£
The concave side should be to the right.
¢
æUÈ pb{£
B-2. FD Circuit Board
(Time required: About 7 minutes)
B-2-1 Remove the side panels L and R. (See procedure 1)
B-2-2 Remove the control panel assembly 16.
(See procedure 2)
B-2-3 Remove the sixteen (16) fader knobs marked
[150A]...
Page 35
![Page 35
35 LS9-16/LS9-32
[22I]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
[32B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[42B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[52B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[62B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
Fig. 9
¢
$£
STIN2
STIN1[32B]
[42B]
[62B]
[52B]
PNIN
Cable holder A
¢
¢{ Úé £
PNIN angle bracket...](http://img.usermanuals.tech/thumb/83/98063/w300_d_1507181543-yamaha-ls-9-service-manual_d-34.png "Page 35
35 LS9-16/LS9-32
[22I]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
[32B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[42B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[52B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[62B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
Fig. 9
¢
$£
STIN2
STIN1[32B]
[42B]
[62B]
[52B]
PNIN
Cable holder A
¢
¢{ Úé £
PNIN angle bracket...")
35 LS9-16/LS9-32
[22I]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 IT (WE997400)
[32B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[42B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[52B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
[62B]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X8 MFZN2B3 (WE774400)
Fig. 9
¢
$£
STIN2
STIN1[32B]
[42B]
[62B]
[52B]
PNIN
Cable holder A
¢
¢{ Úé £
PNIN angle bracket...
Page 36
![Page 36
LS9-16/LS9-32
36
Photo 8
¢ø
£
[40]: Button L (White)](http://img.usermanuals.tech/thumb/83/98063/w300_d_1507181543-yamaha-ls-9-service-manual_d-35.png "Page 36
LS9-16/LS9-32
36
Photo 8
¢ø
£
[40]: Button L (White)")
LS9-16/LS9-32 36 Photo 8 ¢ø £ [40]: Button L (White)
Page 37
![Page 37
37 LS9-16/LS9-32
Photo 10
¢ø
£
[20a]: Button S (White)](http://img.usermanuals.tech/thumb/83/98063/w300_d_1507181543-yamaha-ls-9-service-manual_d-36.png "Page 37
37 LS9-16/LS9-32
Photo 10
¢ø
£
[20a]: Button S (White)")
37 LS9-16/LS9-32 Photo 10 ¢ø £ [20a]: Button S (White)
Page 38
![Page 38
LS9-16/LS9-32
38
C. LS9-32 Disassembly Procedure of Bottom Assembly Section
¢-4wØÄÜTTZ
æw
ür£
C-1. CPU Circuit Board
(Time required: About 6 minutes)
C-1-1
Remove the side panels L and R. (See procedure 1)
C-1-2 Remove the control panel assembly 32.
(See procedure 2)
C-1-3 Remove the two (2) screws marked [322C] and
two (2) screws marked [322D]. The CPU circuit
board can then be removed. (Fig. 10)
*
MAC (Media Access Control) address is stored
in the CPU circuit board. If...](http://img.usermanuals.tech/thumb/83/98063/w300_d_1507181543-yamaha-ls-9-service-manual_d-37.png "Page 38
LS9-16/LS9-32
38
C. LS9-32 Disassembly Procedure of Bottom Assembly Section
¢-4wØÄÜTTZ
æw
ür£
C-1. CPU Circuit Board
(Time required: About 6 minutes)
C-1-1
Remove the side panels L and R. (See procedure 1)
C-1-2 Remove the control panel assembly 32.
(See procedure 2)
C-1-3 Remove the two (2) screws marked [322C] and
two (2) screws marked [322D]. The CPU circuit
board can then be removed. (Fig. 10)
*
MAC (Media Access Control) address is stored
in the CPU circuit board. If...")
LS9-16/LS9-32 38 C. LS9-32 Disassembly Procedure of Bottom Assembly Section ¢-4wØÄÜTTZ æw ür£ C-1. CPU Circuit Board (Time required: About 6 minutes) C-1-1 Remove the side panels L and R. (See procedure 1) C-1-2 Remove the control panel assembly 32. (See procedure 2) C-1-3 Remove the two (2) screws marked [322C] and two (2) screws marked [322D]. The CPU circuit board can then be removed. (Fig. 10) * MAC (Media Access Control) address is stored in the CPU circuit board. If...
Page 39
![Page 39
39 LS9-16/LS9-32
[52]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[322]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[362]: Bonding Tapping Screw-B
¢#» Ä´#0/%£3.0X8 MFZN2B3 (WE774100)
[364]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[372]: Bonding Tapping Screw-B
¢#» Ä´#0/%£3.0X8 MFZN2B3 (WE774100)
[374]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[382B]: Bonding Tapping Screw-B
¢#»...](http://img.usermanuals.tech/thumb/83/98063/w300_d_1507181543-yamaha-ls-9-service-manual_d-38.png "Page 39
39 LS9-16/LS9-32
[52]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[322]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[362]: Bonding Tapping Screw-B
¢#» Ä´#0/%£3.0X8 MFZN2B3 (WE774100)
[364]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[372]: Bonding Tapping Screw-B
¢#» Ä´#0/%£3.0X8 MFZN2B3 (WE774100)
[374]: Bind Head Tapping Screw-B
¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600)
[382B]: Bonding Tapping Screw-B
¢#»...")
39 LS9-16/LS9-32 [52]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600) [322]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600) [362]: Bonding Tapping Screw-B ¢#» Ä´#0/%£3.0X8 MFZN2B3 (WE774100) [364]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600) [372]: Bonding Tapping Screw-B ¢#» Ä´#0/%£3.0X8 MFZN2B3 (WE774100) [374]: Bind Head Tapping Screw-B ¢#» Ä´#*/%£3.0X6 MFZN2B3 (WF028600) [382B]: Bonding Tapping Screw-B ¢#»...
Page 40
![Page 40
LS9-16/LS9-32
40
C-4. LAMP Circuit Board
(Time required: About 6 minutes)
C-4-1
Remove the side panels L and R. (See procedure 1)
C-4-2 Fix the control panel assembly 32. (See procedure 2)
C-4-3 Remove the two (2) screws marked [392]. The
LAMP circuit board can then be removed. (Fig. 10)
C-5. JK Circuit Board
(Time required: About 6 minutes)
C-5-1
Remove the side panels L and R. (See procedure 1)
C-5-2 Fix the control panel assembly 32. (See procedure 2)
C-5-3 Remove the two (2) screws marked...](http://img.usermanuals.tech/thumb/83/98063/w300_d_1507181543-yamaha-ls-9-service-manual_d-39.png "Page 40
LS9-16/LS9-32
40
C-4. LAMP Circuit Board
(Time required: About 6 minutes)
C-4-1
Remove the side panels L and R. (See procedure 1)
C-4-2 Fix the control panel assembly 32. (See procedure 2)
C-4-3 Remove the two (2) screws marked [392]. The
LAMP circuit board can then be removed. (Fig. 10)
C-5. JK Circuit Board
(Time required: About 6 minutes)
C-5-1
Remove the side panels L and R. (See procedure 1)
C-5-2 Fix the control panel assembly 32. (See procedure 2)
C-5-3 Remove the two (2) screws marked...")
LS9-16/LS9-32 40 C-4. LAMP Circuit Board (Time required: About 6 minutes) C-4-1 Remove the side panels L and R. (See procedure 1) C-4-2 Fix the control panel assembly 32. (See procedure 2) C-4-3 Remove the two (2) screws marked [392]. The LAMP circuit board can then be removed. (Fig. 10) C-5. JK Circuit Board (Time required: About 6 minutes) C-5-1 Remove the side panels L and R. (See procedure 1) C-5-2 Fix the control panel assembly 32. (See procedure 2) C-5-3 Remove the two (2) screws marked...