Olympus B2-BDS-3 Troubleshooting & Adjustment Manual - Page 34
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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D.
TROUBLESHOOTING (B2-BDS-3)
2.
Lamp
2-l
Lamp is
not
normally lit.
CNI
UI03
CN3
jw:.tl
IH-Jj
CN2
CN 4
U I 0 2
Causes
l.
Burnt lamp
2.
Defective
lamp socket
(including
the stained lamp contact)
3.
Defective variable resistor RlOl
4.
Defective secondary PCB Ul02
5.
Defective display PCB Ul03
6.
Defective power supply part
@
Is the lamp conducting?
(Resistance at both ends of
the
lamp ::;
om
@
Don' t touch the
lamp
by a
bare hand!
YES
NO
Replace
the lamp.
Is the lamp lit normally?
NO
No. D-3