4-2. ADJ MODE[ MAIN BOARD ] N Component Side N
The following operations are performed in the ADJ mode, which
is set by connecting the TP1 (ADJ : JW75) terminal to the Ground
and turning on the power.
Y During playback, there is no problem even if the GFS is continu-
CN302
ously LOW.CN301
Y High speed search is prohibited during access.
Y During playback, the gain of focus servo and spindle servo does
not decrease.
Y Servo related manual operations and measurement can be
TP1
performed.(ADJ)
(For details of operations, refer to Table of Key Operrations in JW75ADJ
Mode.)JW76IC920
TP2
(AF ADJ)
4-3. CLV-S MODE
The spindle servo for playback sets into the CLV-S mode when
the TP2 (AFADJ) terminal is connected to Ground after turning on
the power.
TABLE OF BUTTON OPERATIONS IN ADJ MODE
The jitter value display mode can be set after the all-music
remaining number mode using the TIME button.
The functions of the number buttons are shown in the following
table.
FUNCTIONS OF NUMBER BUTTONS
(With the attached remote commander)
ButtonFunction
1Focus bias 8-step up
2Middle of focus bias up/down turning point
3Tracking servo, sled servo off
4Auto gain initialization
5Focus servo off
6Focus bias 8-step down
7Immediate readjustment of focus bias
8Tracking servo, sled servo on
10Auto focus bias start point
N 7 N |