47
Power on Reset Actions
Step
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
(20)
(21)
Item
Drive Power-On
Sled Offset/Hall element Adjustment
Tentative spindle servo gain setting
LD On
Focus Search
Focus On
Spindle servo gain setting
Tracking Servo On
Spindle Servo On
— sync pattern detection —
Focus Bias Voltage Auto Adjustment
Focus Servo Gain Auto Adjustment
Track Servo Gain Auto Adjustment
— sync pattern detection —
Disc Diameter (8cm/12cm) Detection
Read TOC
Jump to 00:02:00
— Subcode-Q detection —
Disc Linear Speed Detection
Set max. rotational speed
— sync pattern detect & subcode-Q detection—
— Completed —
Drive Action
LD to turn on
OP lens to move up and down
(You will hear a small beep sound from the drive during these auto adjustment.)
(You will see RF Signal with Spindle-Kicking waveform.)
Note: When a disc is replaced, the above steps excluding item (1) to (3) will be executed.
The item (1) to (3) will be performed only after power-on.
