Drive Manual Operation - Sony DVP-LS500 Service Manual

6-5. DRIVE MANUAL OPERATION

On the Test Mode Menu screen, select
tion 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 dis-
played 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 performed 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 se-
lected, first perform "Reset SLED TILT" by opening 1.
Disc Type screen.
3. In case of an alarm, immediately press the
stop the servo operation, and turn the power OFF.
Basic operation (controllable from front panel or remote com-
mander)
[I/ ]
: Power OFF
1
: Servo stop
x
: Stop+Eject/Loading
A
(RETURN)
O : Return to Operation Menu or Test Mode
Menu
> , . : Transition between sub modes of menu
[1] [9] [0]
to , : Selection of menu and items
Cursor ↑ / ↓ : Increase/Decrease in manually adjusted
value
[2]
, and the manual opera-
x button to
6-8
0. Disc Check Memory
Disc Check
1. SL Disc Check
2. CD Disc Check
3. DL Disc Check
0. Reset SLED TILT
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 re-
spectively.
The adjustment must be executed more than once after default
data were written.
From this screen, you can go to another mode by pressing
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 12cm
3. DVD DL 12cm
4. CD 12cm
5. LCD 12cm
6. DVD SL 8cm
7. DVD DL 8cm
8. CD 8cm
9. LCD 8cm
0. Reset SLED TILT
_
0. Reset SLED TIL
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, opening the tray 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 12cm
3. DVD DL 12cm
4. CD 12cm
5. LCD 12cm
6. DVD SL 8cm
7. DVD DL 8cm
8. CD 8cm
9. LCD 8cm
0. Reset SLED TILT
_ SA.------ SI.-- EMG.00
DVD SL 12cm
Display when DVD SL 12cm disc was selected
[2]
, and finally set a DVD
>
EMG. 00
Jitter 00
or