Sony Betacam SX DNW-A100 Maintenance Manual page 181

A010 : CAPSTAN FREE SPEED
This menu is used to perform the automatic adjustment of
a capstan free speed.
To execute the automatic adjustment
m
. Aliginment tapes SR2-1 and SR2-1P, and CR2-1B
(DNW-A100/A50/A45) or CR2-1B PS (DNW-A100P/
A50P/A45P) are required for this adjustment.
Perform the adjustment with each alignment tape.
. Message "SET SR2-1 ALIGNMENT TAPE AND PUSH
PLAY KEY" is displayed on the superimpose picture
when this menu is opened. However, it is not necessary
to press the PLAY button.
(1) Insert the following alignment tape.
System DNW-A100/A50/A45
525/60 SR2-1 or CR2-1B
625/50 SR2-1P
. The adjustment is initiated when an alignment tape
is inserted.
. Message "ADJUSTING......" is displayed on only
the superimpose picture during automatic adjust-
ment.
m
. Be sure to use the specified alignment tape.
If the specified cassette tape is not used, the adjust-
ment cannot be properly performed even if message
"ADJUST COMPLETE" is displayed after it is
completed.
. The tape amount on the portion that can be played
back after an alignment tape is inserted must exceed
the adjustment execution time.
The adjustment execution time is usually about 15
seconds.
(2) Confirm the adjustment result.
. Message "ADJUST COMPLETE" is displayed on
the superimpose picture when the automatic adjust-
ment is completed normally.
An alignment tape is ejected automatically.
. Message "# ADJUST INCOMPLETE #" is dis-
played on the superimpose picture when no adjust-
ment can be performed. The automatic adjustment
is then interrupted. Refer to the "For Automatic
Adjustment Failure" on page 4-49 when this mes-
sage is displayed.
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
DNW-A100P/A50P/A45P
SR2-1
SR2-1P or CR2-1B PS
(3) Press the MENU button to terminate the menu.
(4) To save the adjustment data in the NV-RAM of a
servo system, execute the SAVE SERVO ADJUST
data in an A012 : NV-RAM CONTROL menu.
Example of display and operation
SERVO ADJUST
A010:CAPSTAN FREE SPEED
SET
SR2-1
ALIGNMENT TAPE
AND PUSH PLAY KEY
(1) 0
Insert the alignment tape
SERVO ADJUST
A010:CAPSTAN FREE SPEED
ADJUSTING......
0
SERVO ADJUST
A010:CAPSTAN FREE SPEED
ADJUST COMPLETE
(2) 0
Confirm
[MENU]
(3) 0
(4) 0
Data save
* A012:NV-RAM CONTROL
SERVO ADJUST
A010:CAPSTAN FREE SPEED
# ADJUST INCOMPLETE #
CAPSTAN SERVO TROUBLE
Ex.: When failing the automatic adjustment
4-2. TAPE Maintenance Mode (M0)
4-2-7. SERVO ADJUST Mode (A0)
4-47