Keyboard Disassembly - Roland HP-535 Service Notes

Hide thumbs Also See for HP-535:

Table of Contents

HP-535

KEYBOARD DISASSEMBLY

Removing PA-4A key

While holding the front end of the key, insert the tip of long-nose

pliers into the U-groove on the shaft side(shaded area in Fig.1) and

hold down the key in the direction of arrow A.

Installing the PA-4A key

While placing the front inner wall of the key against the guide, pass

the foot through the hole of the chassis, as shown in Fig.2. Then

press the dotted area of the key in the direction of arrow.

Fig.1

Fig.2

Installing the PA-4A board

As shown in Fig.3, place the board against the hook part a of the

sub-shassis, and screw the board into the sub-shassis.

Screw in order, from the round hole(positioning hole) on the

connector side.

Be sure to screw manually. (Care should be taken to avoid screw

damage.)

Greasing points

After the key or hammer has been replaced, the specified grease

must be applied to the following 4 points as shown in Fig.4.

Fig.4

1. Froir GP-1RS....gray (PNo. 17049544)

(a) Key and hammer bearing section

(b) Key and hammer joint section (actuator section)

2. Froir G-336A....white (PNo. 17049543)

(a) Side of guide bushing for white key and black key

1-a

Nov. 1998

Fig.3

2-a

1-b

Fig.4

Table of Contents