RB-473-C02G
21
6.1.7. DRAM Error
（
【
SLM-5000: To SN/Y74763N
】
,
【
SLM-4000: To SN/Y74040A
】
Only
）
Some abnormality may be in the control board when the power is turn on.
6.1.8. Retry Error, Notarget Error
Direct sunlight or strong glare may be on the light-receiving part of the instrument, or the lens under the lens stand
may be abnormally dirty or have flaws.
The message also appears when the lens to be measured is abnormally dirty or has deep flaws.
The measurement unit
is exposed to the direct
sunlight or strong glare.
Avoid the direct sunlight or
strong glare and measure
again.
Yes
The lens under the lens
stand is dirty.
Wipe the lens with the soft
cloth, avoiding damaging the
surface. [See 9.2.]
Yes
Assess the freeze image. [See 7.]
The lens to be measured
is dirty or has flaws.
Change the lens and
measure again.
Yes
No
No
No
Retry Error, Notarget Error
appears.
'DRAM Error' appears.
No
Replace the control board.
Normal
Yes
The
message
still
appears after the power is
turned off, and then on
again.
