Roland RD-500 - Page 8

PA-4:
Greasing
Points
PA-4'^'
U
After
the keys
and hammers
have
been
changed, the
•
—
4
predetermined
grease
must be
applied
to the
points
pJr'^(D^'']
^
to
indicated
in Fig.
4.
PA-4:
Installing
the
Key Base
PA-4 KEY
BASE(D®1
U
As
shown in
Fig.
5,
press
the key base
on line a of the
holes
•
[H
5
(7)
j;
^
tiKey Base^
v
-y
—
^
a
^
^
in the
chassis
and
tighten it with
screws.
T,
o
PA-4:
Installing
the
Board
As
shown in Fig.
6,
press
the board
against hook b of
the
key base and
tighten it with screws.
*For the rubber contact
layout, see
the
separate
drawing.
Tighten the screws
in
order, starting from
the round
hole
(positioning
hole).
Where possible,
tighten the
screws
by
hard.
(Note
that the
screws are
easily damaged.)
When an
electric
screwdriver is used,
tighten the
screws
to
1
or less
torque.
PA-4S^g(D®lU#lt:^
•
me
O
J:
^
t;,
SIM
^
Key Base
7 "J
glJ|K;[inif#HSCO
i
„
•
^
^
t
o
tto
Fig.6/H] 6
3x6
mm Tap tight
screw P tight
RD-500
Feb, 1994
KEY BASE
A X
7
KEY BASE
B x 1
Fig.7/H
7
PA-4: installing the Card
PA-4 t)
—
U
3^
When the board
relay card has been removed, assemble it
•
“
K Ir®,
b
L
0
8
7)
J:
9
tc
#f b
to the body after folding it as shown
Fig.
8.
ffi
IfX
i)^
^
o
LOW-MID
Relay card 14P
K
14P
Fig.8/0
8
MID-HI
Relay
card 8P
K
8P
When
removing the keyboard from the
body,
remove it from
•
b
7
T
7
K1fJ<7)
n
connectors in the main board.
^ ^
tto
Fig.9/IH 9
8