[0]Reset SLED TILTReset the Sled and Tilt to initial posi-6-6. MECHA AGING
tion.
### Mecha Aging ###
[1]LDTurn ON/OFF the laser.
[2]SPTurn ON/OFF the spindle.
Press OPEN key
[3]FocusSearch the focus and turn on the focus.
[4]TRKTurn ON/OFF the tracking servo.
[5]SledTurn ON/OFF the sled servo.Abort: STOP key
[6]CLVATurn ON/OFF normal servo of spindle
servo.
On the Test Mode Menu screen, selecting [3] executes the aging
[7]FCS. SrchApply same voltage as that of focusof mechanism. First, open the tray and load a disc. Press the [PLAY]
key, and the aging will start. When the tray is closed, the disc type
search to the focus drive to check theand size are judged and displayed. During aging, the repeat cycle
focus drive system.
is displayed. Aging can be aborted at any time by pressing the
? Sled FWDMove the sled outward. Perform this[STOP] key. After the operation has stopped, unload the disc and
operation with the tracking servo turnedpress again the [STOP] key or the [RETURN] key to return to the
off.Test Mode Menu.
? Sled REVMove the sled inward. Perform this op-6-7. EMERGENCY HISTORY
eration with the tracking servo turned
off.### MEG. History ###
? Tilt UPMove the tilt upward.Laser HoursCDxxxxxxxh
DVD xxxxxxxh
? Tilt DOWNMove the tilt downward.1. 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
The following menus are normally not used.
2. 00 00 00 00 00 00 00 00
3. Track/Layer Jump 00 00 00 00 00 00 00 00
4. Manual Adjustment
Select: 1 � 9Scroll: UP/DOWN
5. Auto Adjustment(1: Last EMG.) Exit: Return
The persons who do not know well about these menus should notOn the Test Mode Menu screen, selecting [4] displays the infor-
use them.mation such as servo emergency history. The history information
from last 1 up to 10 can be scr? kolled with ey or? key. Also,
6. Memory Checkspecific information can be displayed by directly entering that
number with ten keys.
EEPROM DATA-� DL -�
CD SACD SL L0 L1The upper two lines display the laser ON total hours. Data below
Focus Gainxx xxxx xx xxminutes are omitted.
TRK. Gainxx xxxx xx xx
Focus Offset xx xxxx xx xx
TRK. Offsetxx xxxx xx xxClearing History Information
L. F. Offset xx xxxx xx xxClearing laser hours
Analog FRSWxx xxxx xx xxPress [DISPLAY] and [CLEAR] keys in this order.
PLL DAC Gain xx xxxx xx xxBoth CD and DVD data are cleared.
EQ Boostxx xxxx xx xxClearing emergency history
Jitterxx xxxx xx xxPress [TITLE] and [CLEAR] keys in this order.
Mirror Timexxxx xx
_CLEAR: Default SetInitializing set up data
Press [DVD] and [CLEAR] keys in this order.
The data have been initialized when OSet Up Initialized� mes-
This screen displays current servo adjusted data stored in thesage is displayed. The EMG. History screen will be restored
EEPROM. Though adjusted data can be initialized with thesoon.
[CLEAR] key, they cannot be restored after initialization.
So, before clearing, make a note of the adjusted data.
For reference, the drive has been designed so that the gain center
value is 20 and offset value is 80. Other values will be in a range
of 10 to 80. If extreme value such as 00 or FF is set, adjustment
will be faulty. In such a case, check for disc scratch or cable dis-
connection, then perform adjustment again.
6-9 |
ACEC
SONY
