Separation Of Upper Case Unit And Lower Case Unit - Yamaha Tyros3 Service Manual

Tyros3
1. Separation of Upper Case Unit and
Lower Case Unit
(The required: About 5 minutes).
1-1 Remove the four (4) screws marked [S12] and
seventeen (17) screws marked [S14A], lift the rear side
of the upper case unit a little, pull it toward you a little
paying attention not to damage connector assemblies,
and lift the upper case unit carefully. (Fig. 1, Photo 1)
1-2 Remove the six (6) screws marked [S03A]. The ACDM
earth angle can then be removed. (Fig. 2)
1-3 Remove the screw marked [S09]. (Fig. 2)
1-4 Disconnect all the connector assemblies connecting the
upper case unit and lower case unit. The upper case unit
and lower case unit can then be separated.
• Bottom View
[S14A]
[S14B]
• Top View
KNOB VR (INPUT VOLUME)
KNOB MASTER VOLUME
12
[S12]
LOWER CASE UNIT
DIMM COVER
[S14A]
LCD UNIT
SLIDER KNOB (ASSIGN)
[S02]: BIND HEAD SCREW 3.0X8 MFZN2B3 (WE983600)
[S12]: BIND HEAD SCREW 4.0X10 MFZN2W3 (WE96650R)
[S14]: BIND HEAD TAPPING SCREW-B 4.0X16 MFZN2W3 (WF15410R)
③
②
[S14A]
[S12] [S14B]
[S02A] [S14B]
[S14A]
UPPER CASE UNIT
ENCODER KNOB
SLIDER KNOB [1]-[8]
Fig. 1
UPPER CASE UNIT
Photo 1
[S14A]
HDD ASSEMBLY
[S14A]
[S02C]
[S02A]
[S14A]
①