Servo System Adjustment; Capstan Fg Duty Adjustment - Sony DSR-570WS Service Manual

10-2. Servo System Adjustment

Equipment Required
DC power supply (SONY AC-550/550CE or CMA-8A/
8ACE)

10-2-1. Capstan FG Duty Adjustment

Adjustment Procedure
1. Check that there is no tape in the unit.
2. Close the cassette compartment when it is opened. (It is
not necessary to reinstall the cassette compartment if it
is removed.)
3. Set the unit in maintenance menu, and select menu No.
601.
(1) While pressing the SHIFT button, press the MENU
button, then release the SHIFT button, and press the
MENU button for more than one second.
The following message is displayed on the LCD screen.
(In the following description, an underlined part
indicates a portion of the display which is blinking.)
(2) Press the RESET (MENU SET) button once to blink
"oFF."
The following message is displayed on the LCD screen.
Each time the RESET (MENU SET) button is pressed,
"600" and "oFF" will blink alternately.
(3) Press the ADVANCE button once to select "on."
The following message is displayed on the LCD screen.
Each time the ADVANCE button is pressed, "on" and
"oFF" will blink alternately.
DSR-570WS/570WSP V1
(4) Press the RESET (MENU SET) button once.
The following message is displayed on the LCD screen.
Each time the RESET (MENU SET) button is pressed,
"600" and "on" will blink alternately.
(5) Press the ADVANCE button once to display menu No.
601.
The following message is displayed on the LCD screen.
Each time the ADVANCE button is pressed, the menu
No. will change as follows:
600 → 601 → 603 → ... 513 → 600 → 601 → ...
Each time the SHIFT button is pressed, the menu No.
will change as follows:
600 → 513 → 509 → ... 601 → 600 → 513 → ...
4. Press the RESET (MENU SET) button.
5. Check that the capstan is rotating, and wait for a while
(Up to 60 seconds).
6. Check that the following message is displayed on the
LCD screen.
When the following message is displayed on the LCD
screen, exit from menu No. 601, and perform step 3
and onwards.
If it is still shown on the LCD screen, check whether
the unit is normal or not.
X X: 10→
The capstan does not rotate
11→ The capstan FG (A) cannot be adjusted
12→ The capstan FG (B) cannot be adjusted
EO→ Cannot save data
Fd→ Not supported menu
FE→ Prohibits adjustments (Ex.: Tape is inserted)
7. Press the MENU button, and exit from the maintenance
menu.
The state before the maintenance menu indication will
be displayed on the LCD screen.
10-3