Olympus B2-BDS-3 Troubleshooting & Adjustment Manual - Page 20

Browse online or download pdf Troubleshooting & Adjustment Manual for Microscope Olympus B2-BDS-3. Olympus B2-BDS-3 46 pages. For electrical base

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Olympus B2-BDS-3 Troubleshooting & Adjustment Manual
B.
TROUBLESHOOTING (B2-BDS-2)
No. B-3
2.
Lamp
2-l
Lamp is not normally lit.
®
SIN\03
T\01
LAMP
UYPC65
J20\LLt=========================~==================~
L---------~JI02
Causes
l.
Burnt lamp
2.
Defective lamp socket
3.
Contact failure caused by the stained
contact
of the lamp in the lamp house.
4.
Defective
variable resistor RVlOl
5.
Defective UYPC65
6.
Defective UYPC64
7.
Defective power supply part
Remove
the lamp house, and
dismount
the lamp from the
lamp socket.
'
Is the
lamp conducting?
(Resistance
at both ends
of
the lamp
am
6
YES
-
NO
Replace the
lamp.
Is the lamp
lit
normally?
®
I
@
Don't touch the lamp by
a bare hand!