C. Laser Power Setup (VWDC1 / VWDC2 re-setup)
1.
Remove
disc on the tray.
2. Select
ALPC/OPC
on the menu bar, and then select
Laser Power Setup
menu.
3. Setup LD Power meter (Frequency : 780nm, Measure Range : 0.01mW unit).
4. Click
VRDC
button on the
Laser Power Setup
window. Laser beam will be emitted from LD.
5. Measure LD Power with LD Powermeter. Type the result in the blank(
Read Power
box).
(If you don’t have LD Powermeter,type the written value on pickup without decimal point including two digits
under the decimal point.)
ex) 11.34mW -> 1134)
6. Click
VWDC1
button and follow above step 5. But VWDC1 result should be filled in the
Write Power
box.
7. Click
Setup
button, and Result will displayed with
OK
or
NG.
8.
Close
Laser Power Setup window.
74
[Laser Power Setup window]
[Laser Power Setup Frame]
[Laser Power Setup Result]
