HCD-C450
[0]Reset SLED TILTReset the Sled and Tilt to initial position.6. Memory Check
[1]LDTurn ON/OFF the laser.EEPROM Data1
-� DL �-
[2]SPTurn ON/OFF the spindle. CD LCDSL L0 L1
Focus Gainxx xxxx xx xx
TRK. Gainxx xxxx xx xx
[3]FocusSearch the focus and turn on the focus.FCS Balancexx xxxx xx xx
Focus Biasxx xxxx xx xx
[4]TRKTurn ON/OFF the tracking servo.TRV. Offsetxx xxxx xx xx
L. F. Offset xx xxxx xx xx
[5]SledTurn ON/OFF the sled servo.EQ Boostxx xxxx xx xx
Mirror Timexx xxxx xx xx
_DOWN: Next Data
[6]CLVATurn ON/OFF normal servo of spindle
servo.CLEAR: Default Set page.1/2
[7]FCS. SrchApply same voltage as that of focusEEPROM Data1
search to the focus drive to check the -� DL �-
focus drive system. CD LCDSL L0 L1
RF Jitterxx --xx xx xx
? Sled FWDMove the sled outward. Perform thisRF Levelxx --xx -- --
FE Levelxx --xx -- --
operation with the tracking servo turned
FE Balancexx --xx -- --
off.TRV. Levelxx --xx -- --
Analog FRSWxx xxxx xx xx
? Sled REVMove the sled inward. Perform thisPLL DacGainxx xxxx xx xx
operation with the tracking servo turned_
off. UP : Prev Data
CLEAR: Default Set page.2/2
? Tilt UPMove the tilt upward.
This screen displays current servo adjusted data stored in the
? Tilt DOWNMove the tilt downward.EEPROM. Though adjusted data can be initialized with the [CLEAR]
key, they cannot be restored after initialization.
The following menus are normally not used.So, before clearing, make a note of the adjusted data.
For reference, the drive has been designed so that the gain center
3. Track/Layer Jumpvalue 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
4. Manual Adjustmentfaulty. In such a case, check for disc scratch or cable disconnection,
then perform adjustment again.
5. Auto Adjustment
7. Sacd Water Mark
The persons who do not know well about these menus should not
use them.Mecha Aging
### Aging Test MENU ###
Operation Menu
1.Changer Open/Close Test
2.Changer Exchange Test
_
Exit: RETURN
On the Test Mode Menu Screen, selecting [3] executes the aging of
the mechanism. Start aging with PLAY. During aging, the repeat
cycle is displayed. Aging can be aborted at any time by pressing the
x key. After the operation is stopped, press the [RETURN] key
again to return to the Test Mode Menu.
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ACEC
