Drive Manual Operation - Sony DVP-F21 Service Manual

6-5. DRIVE MANUAL OPERATION

On the Test Mode Menu screen, select
operation menu will be displayed. For the manual operation, each
servo on/off control and adjustment can be executed manually.
## Drive Manual Operation ##
Operation Menu
1. Disc type
2. Servo Control
3. Track/Layer Jump
4. Manual Adjustment
5. Auto Adjustment
6. Memory Check
0. Disc Check Memory
Exit: RETURN
In using the manual operation menu, take care of the following
points. These commands do not provide protection, thus requiring
correct operation. The sector address or time code field is
displayed when a disc is loaded.
1. Set correctly the disc type to be used on the Disc Type
screen.
The disc type must be set after a disc was loaded.
The set disc type is cleared when the tray is opened.
2. After power ON, if the Drive Manual Operation was
selected, first perform "Reset SLED TILT" by opening
1. Disc Type screen.
3. In case of an alarm, immediately press the
button to stop the servo operation, and turn the power
OFF.
Basic operation (controllable from front panel or remote
commander)
[POWER]
Power OFF
[STOP]
Servo stop
[OPEN/CLOSE]
Stop+Eject/Loading
[RETURN]
Return to Operation Menu or Test Mode
Menu
[NEXT] [PREV]
, Transition between sub modes of menu
[1] [9] [0]
to , Selection of menu items
Cursor UP/DOWN Increase/Decrease in manually adjusted
value
0. Disc Check Memory
Disc Check
1. SL Disc Check
2. CD Disc Check
3. DL Disc Check
0. Reset SLED TILT
[2]
, and the manual
[STOP]
6-7
On this screen, the mirror time is measured and written to the
EEPROM to check the disc type. First, set a DVD SL disc and
[1]
press , then set a CD disc and press
[3]
DL disc and press . The measured mirror time is displayed
respectively.
The adjustment must be executed more than once after default
data were written.
Reference value for DVD is from 10 to 20, and for CD, from 28
to 4F. Check that the value of CD is larger than that of DVD.
When those values are beyond a range perform this adjustment
again.
From this screen, you can go to another mode by pressing
[NEXT] [PREV]
or key, but you cannot enter this mode from
another mode.
You can enter this mode from the Operation Menu screen only.
1. Disc Type
Disc Type
1. Disc Type Auto Check
2. DVD SL 12 cm
3. DVD DL 12 cm
4. CD 12cm
5. LCD 12 cm
6. DVD SL 8 cm
7. DVD DL 8 cm
8. CD 8 cm
9. LCD 8 cm
0. Reset SLED TILT
On this screen, select the disc type. To select the disc type, press
the number of the loaded disc. The selected disc type is displayed
[1]
at the bottom. Selecting automatically selects and displays the
disc type. In case of wrong display, retry "Disc Check Memory".
Also, ejecting the disc causes the set disc type to be cleared. In
this case, set the disc type again after loading.
In performing manual operation, the disc type must be set.
Once the disc type has been selected, the sector address or time
code display field will appear as shown below. These values are
displayed when PLL is locked.
Disc Type
1. Disc Type Auto Check
2. DVD SL 12 cm
3. DVD DL 12 cm
4. CD 12cm
5. SACD 12 cm
6. DVD SL 8 cm
7. DVD DL 8 cm
8. CD 8 cm
9. SACD 8 cm
0. Reset SLED TILT
SA.------ SI.-- EMG. 00
DVD SL 12 cm
Display when DVD SL 12cm disc was selected
[2]
, and finally set a DVD
EMG. 00