Sony DNW-A220 - C010: S Reel Motor

3-19
DNW-A220
DNW-A220P
C010 : S REEL MOTOR
This menu checks the function of an S reel motor.
(1) Turn the JOG dial (JOG mode) in FORWARD (2) or REVERSE (3) direction.
Confirm that the reel table rotates in the specified direction at a fixed speed
(about one turn per second) after the reel brake is released.
JOG dial Rotation direction of reel table
FORWARD (2) Clockwise (2)
REVERSE (3) Counterclockwise (3)
(2) Stop the rotation of the JOG dial and confirm that the reel table stops and that
the reel brake operates.
(3) Push the MENU button when terminating the check.
In case of NG
When the reel table operation is defective
. Check the S reel motor drive circuit (on the SV-194 board).
. Check the S reel motor.
When the reel table is not constant at a rotation speed
. Adjust the duty ratio of an S reel FG. (A001)
. Check the FG output from a T reel table FG sensor.
. Check the FG output from a S reel motor.
. Check the reel FG shaping circuit (on the SV-194 board).
When the brake solenoid operation is defective
. Check the S brake solenoid. (C021)
Locations of Reel Table FG Sensors
3-2. TAPE Maintenance Mode (M0)
3-2-2. SERVO CHECK Mode (C0)
MOTOR CHECK
C010:S REEL MOTOR
TURN JOG DIAL
IN JOG MODE
S reel motor
FG sensor for T reel table