Roland VersaCamm VS-640 Service Notes page 190

Fold the new Ribbon Cable by referring the figure below.
19
The position to fold the Ribbon Cable is different depending
on the position to fix the Ribbon Cable to the Carriage Board.
There is no difference between left and right direc-
tion.
<No.1 Ribbon Cable>
137 +/- 5mm
<No.2 Ribbon Cable>
137 +/- 5mm
<No.3 Ribbon Cable>
137 +/- 5mm
Pass the three Ferrite Cores through the Ribbon Cables and
20
locate the Ferrite Cores shown in the figure.
Plain side
Plain side
Plain side
Main Board
150 +/- 5mm
Main Board
137 +/- 5mm
Main Board
124 +/- 5mm
Main Board
Character
side
3-117
1
2
3
150 +/- 5mm
137 +/- 5mm
Character
side
Plain side
137 +/- 5mm
Character 137 +/- 5mm
side
Plain side
124 +/- 5mm
137 +/- 5mm
Character
side
Plain side
Carriage Board
Ferrite Core
Character
Plain side
Carriage Board
Character
side
Carriage Board
Character
side
Carriage Board
Character
side
side