Zenith XBR411 - Page 84

3-107
LD CHECK
(Laser operating is abnormal)
Perform 6. Optical Power Setting parameter
check from‘How to use Test tool’.
Execute “C.Laser Power Setup”of
“How to use Test Tool”
Check reference voltage.
E
F
G
FPD
VRDC
VWDC1
VWDC2
Is ALPC parameters
valid?
Perform 4. LD Test check from
‘How to use Test tool’.
OFF level
VRDC level &FPD
VWDC1 level &FPD
VWDC2 level &FPD
OK