Fostex CR200 Service Manual page 16

CR200
Code Key Name
MANUAL/
TRACK
SEARCH REV
MANUAL/
TRACK
SEARCH FWD
STOP
OPEN/CLOSE Disc tray open/close
RECORD
REC MUTE
AUTO/
MANUAL
WRITE
TIME
[ How to Play Back a Disc in Test Mode ]
In test mode, each servo operates independently. Thus, it is required to press the keys and close the servo in a correct order
so that a disc can be played
Here is the key operation sequence for playing back a disc in test mode.
Lights up the laser diode and closes the focus servo.
FINALIZE
Starts the spindle motor and closes the spindle servo.
PLAY
PAUSE Closes the tracking servo.
Wait at least 2 ~ 3 seconds between each of these operations.
16
Function in Test Mode
Carriage reverse
(inwards)
Carriage forward
(outwards)
Stop
Maximum recording power normal EFM by pressing REC and REC MUTE keys in order.
Laser diode ON
Focus offset servo
Optical axis servo
switching
Search to the lead of disc.
(It works only CD-R use.)
Explanation
Moves the pickup position toward the inner diameter of the
disc. When this key is pressed with the tracking servo in a
closed loop, the tracking servo automatically goes into an
open loop.
Since the motor does not automatically stop at the
mechanical end point in test mode, be careful with this
operation.
Moves the pickup position toward the outer diameter of the
disc. When this key is pressed with the tracking servo in a
closed loop, the tracking servo automatically goes into an
open loop.
Since the motor does not automatically stop at the
mechanical end point in test mode, be careful with this
operation.
Initializes and the disc rotation stops.
The pickup and disc remain where they are when this key is
pressed.
Open/close the disc tray. This key is a toggle key and
open/close tray alternately.
Pressing this key when the disc is turning stops the disc,
then opens the tray.
This key operation does not affect the position of the pickup.
Lights up the laser diode with maximum recording power and
* The laser diode may be damaged if adjustments are made
before pressing these keys.
Switches the focus offset state.
COPY BIT LED Lights UP: C/N in the best condition
Lights OFF: Jitter in the best condition
Switches the ON/OFF of the optical axis servo.
(MANUAL) LED Lights UP: Optical axis servo ON
Light OFF: Optical axis servo OFF
When using the CD-R disc, search to the lead (0 min.
0 sec.) of disc.
(It doesn't work in CD disc use.)