Roland VersaCamm VS-640 Service Notes page 122

In [MOTOR MENU]>[SERVO LOCK] menu, select [F].
34
Move the Head Carriage left and right by hand and make
sure the value on the LCD changes depending on the head
position.
Press the [ENTER] key to excite the motor.
35
Check the Grit Roller can not be rotated easily by hand and
the value on the LCD doesn't change.
Check the Grit Encoder.
36
Go back to the [MOTOR MENU], and select [G-ENC.
CHECK] and press the [ENTER] key. Make sure the Grit En-
coder functions correctly by confi rming the display to show
[G-ENC. CHECK COMPLETED].
In case that [G-ENC. CHECK FAILED] appears, check the
followings.
1. Grit Encoder is fi xed correctly.
2. Feed Motor is fi xed correctly.
3. There are no scratches or fi ngerprints.
Perform AGING.
37
Go back to the [MOTOR MENU], and select [AGING]>[FEED]
and press the [ENTER] key. Make sure the machine per-
forms AGING and then, fi nish it by pressing [ENTER] key.
Do not load any media when performing [AGING].
SERVICE MENU
MOTOR MENU
MOTOR MENU
SERVO LOCK
SERVO LOCK
F: 140
SERVO LOCK
F: 80
SERVO LOCK
F:* 80
SERVICE MENU
MOTOR MENU
MOTOR MENU
G-ENC. CHECK
M-ENC:
G-ENC:
G-ENC. CHECK
SERVICE MENU
MOTOR MENU
MOTOR MENU
AGING
AGING
FEED
3-49
[ ] [ ]
[ ]
140
80
[ENTER]
80
[ ] [
]
[ENTER]
6654
6653
COMPLETED
G-ENC. CHECK
FAILED
[ ]
[ ][ ]