5.7 Lamp Replacement
5.7.2 Replacement of Hg Lamp
Thumbscrews
(1)
Part and Tool to be Prepared
New Hg lamp unit
Phillips screwdriver
(2)
Check the following.
The power switch of this instrument is turned off.
The power cord is unplugged from the instrument.
(3)
How to Replace Hg Lamp
(a)
Detach the front lid (by removing two thumbscrews).
(b)
Detach the D
thumbscrews) and the Hg lamp lid (by removing three
fastening screws).
Fastening screws
Hg lamp lid
5 - 20
lamp lid (by removing two
2
Thumbscrews
Front lid
D2 lamp lid