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Yamaha Tyros 3 Service Manual

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Page 21

21 Tyros3
KEY STOPPER L KEY STOPPER H KEY STOPPER 61
REMOVE SCREW[240A] X 2, [240B] X 1 [240B] X 1, [240C] X 2 [240D] X 2
Table 1
KEY STOPPER LKEY STOPPER H
KEY STOPPER 61
[240A][240B][240C]
[240C][240D][240D]
RUBBER CONTACT 13 KEY
(C1-C2)RUBBER CONTACT 12 KEY B
(C3-C4)RUBBER CONTACT 12 KEY D
(C5-C6)
RUBBER CONTACT 12 KEY A
(C2-C3)RUBBER CONTACT 12 KEY C
(C4-C5)
C1 C2 C3 C4 C5 C6
MK61LMKH-D
EMKS-FD
C#2C#3C#4C#5
RUBBER CONTACT
CONTACT (LONG)CONTACT (SHORT)
RUBBER CONTACT
28.   Installing Keys (White and...

Page 22

Tyros3
22
RUBBER CONTACT
13KEYRUBBER CONTACT
12KEY ARUBBER CONTACT
12KEY BRUBBER CONTACT
12KEY CRUBBER CONTACT
12KEY D
APPLICATION CIRCUIT BOARDMK61L MK61L MK61L MKH-D MKH-D
REMOVE KEY STOPPERL L, H L, H H 61
REMOVE KEYC1-C2 C2-C3 C3-C4 C4-C5 C5-C6
Table 2
[250A] [250B]
[250B] [250A]
EMKS-F
MK61LMKH-D
MK61LMKH-D
Connector
29-2  MK61L Circuit Board 
  (Time required: About 8 minutes)
29-2-1  Remove the keyboard assembly. 
  (See procedure 26.)
29-2-2  Remove the key stopper L and key stopper H. (Table 1,...

Page 23

23 Tyros3
30.   Hard Disk Drive Unit
Turn the Tyros3’s power off, disconnect any cables including 
AC power cord from the keyboard.
Also make sure to close the LCD panel and disconnect a 
USB device from the USB TO DEVICE terminal.
Turn the Tyros3 face down on a blanket or some soft surface, 
giving you direct access to the bottom of the instrument.
HDD BRACKET
[S02C]
LOWER CASE UNIT
30-1  Remove the three (3) screws marked [S02C].
  (Fig. 1, Fig. 22)
30-2  Pull out the HDD bracket. (Fig. 23)
30-3 Remove...

Page 24

TRS-MS02
24
 DISASSEMBLY PROCEDURE (TRS-MS02)
1. Grille Assembly
(Time required: About 2 minutes)
1-1 Lay the unit upside down, insert a thin plate such as a
ruler into the two slits on the bottom, then unclench
slightly the front panel. (Fig.1)
Front Panel Cabinet Bottom Side
(Fig.1)
  *  Take great care not to damage the cabinet. Stop
unclenching when a small clearance is formed.
1-2 Pull the front panel forward to remove. (Fig.2)
(Fig.2)
  *  The front panel is fixed on the cabinet by six dowels, so...

Page 25

25 TRS-MS02
TOR SPEAKER
S-MS02
MANUAL
GSANLEITUNG
MPLOI
(Fig.4)
L
RTO KEYBOARD
Rear Panel
(Fig.5)
[B]
AMP Assembly
Cord BushingPower Cord
Soldering partPower CordPacking sheet
JH 

Page 26

Tyros3
26
 INSTALLING THE OPTIONAL DIMMS
Compatible DIMMs
The Tyros3 does not necessarily support all commercially 
available DIMMs. Yamaha cannot guarantee operation of 
DIMMs that you purchase. Before purchasing DIMMs, see the 
following page:
http://music-tyros.com/
DIMM Type and DIMM Con guration
•  Yamaha recommends that you purchase DIMMs that 
conform to the JEDEC* standard. Please be aware, however, 
that conformance to this standard does not constitute a 
guarantee that the DIMMs will operate...

Page 27

27 Tyros3
4  Insert the two DIMMs into the DIMM sockets.
  Open the ejector levers, then insert the DIMM vertically 
in the socket.
5  Re-install the cover you removed in step 3, in 
reverse order.
168-pin DIMMs
Insert the DIMM vertically in the 
socket, aligning the notches to the 
corresponding protrusions.Press it in firmly until it 
“snaps” or locks in place. Make sure that the DIMM 
module is aligned correctly 
before you install it. Notch for alignment
Ejector levers
Press the ejector levers
until...

Page 28

Tyros3
28
 REPLACING THE INTERNAL HARD DISK
Before following the steps below, make sure you have an ap-
propriate hard disk drive and a Phillips screwdriver.
1 Turn the Tyros3’s power off, disconnect any 
cables including AC power cord from the 
keyboard.
  Also make sure to close the LCD panel and disconnect a 
USB device from the USB TO DEVICE terminal.
2 Turn the Tyros3 face down on a blanket or some 
soft surface, giving you direct access to the 
bottom of the instrument.
WARNING
•  Before beginning,...

Page 29

29 Tyros3
5 Remove the four screws to remove the installed 
hard disk unit from the bracket.
6 Attach the new hard disk unit to the bracket 
using the four screws removed in step 5.
7 Set the Tyros3 right-side up.
8 Insert the hard disk bracket into the slot.
NOTE
If you have installed the hard disk that was once used for the Tyros/Tyros2 and turn the Tyros3’s power on, you can 
immediately view the fi les on the hard disk and use the Song fi les from the Tyros/Tyros2. However, to properly use the Style,...

Page 30

Tyros3
30
 LSI PIN DESCRIPTION
AK4396VF-E2 (X8324A00) DAC (Digital to Analog Converter) ........................................................... 42
AK5381VT-E2 (X5219A0R) ADC (Analog to Digital Converter) ........................................................... 41
DM9000AEP (X7029A00) LAN CONTROLLER .................................................................................. 41
DS99R103TSQX/NOPB (X9323A00) LV D S...
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