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6-7. Write (CDRW) Adjustment
1) Stand the BU adjustment jig in the upright position.
2) Connect a jitter meter to the BU adjustment jig.
(Refer to section “4-2. Jitter Meter of “4. Equipment
Connection.)
3) Insert the 8 cm CD-RW (MCRW-156A)
Note: The maximum number of times that the CD-RW can be used in
the “Write (CDRW) Adjustment” is 50 times only.
4) Click the [START] button of the [Write (CDRW) Adjust] on
the Adjustment Menu screen of the “Dencho for DDX-G2100”.)
5) The following adjustments and checks are performed
automatically in order. The asterisk marks “***” appears in
the column in which the adjustment and check is in progress.
When the adjustments and checks are complete, “OK “ is
displayed.
RW FE
Focus Gain Tracking Gain
Erase Focus Gain
ATER Check
Read Asymmetry After ATER
BLER Check
Self RF Jitter Check (Note)
Note: During the Self RF Jitter Check mode, check that the jitter is
8ns or less with the jitter meter and click the [OK] button. (Fig.6-
7-1) Check the jitter value within 4 seconds after this indication
appears.
6-8. Home Position Setting
Purpose:
The service carton of the MD (DDX-G2100) is designed so that the
OP (optical device) is housed in the specified position (home
position) of the carton. Be sure to return the OP to the home position
when the MD is packed in the service carton.
1) Close the disc cover.
2) Click the [Home Position] button of the Adjustment Menu.
3) Confirm that the message “If you finish adjustment, please open
the cover before you turn the power off” appears. (Fig.6-8-1)
4) Open the disc cover.
5) Confirm that the OP (optical device) comes closer to the spindle
side. (Fig.6-8-2)
6) Turn off the main power of the BU adjustment jig while the
disc cover is left open.
Fig. 6-8-1
Fig. 6-8-2
Fig. 6-7-1
6) Perform the Write Drive ID only when it is necessory.
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