Kowa K9L39F5BE, Service Manual

Page: 41 / 51

GG-09004 Edition 4.0
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How to clean up the right and left detection
1. Preparations
Cleaning paper. Ruler (thickness around 1mm) of around 200mm.
Bloy(air duster recommendation). Chopsticks.
2.
How to clean up the right-and-left detection board
①
Move an optical head to the front left (inspection person side), and raise the navigational
panel side of an optical head from the bottom.
② Blow away the dust of a right-and-left detection board from the crevice between a power
supply and a mount with Blois or an air duster.
③ Twist the dry cleaning paper around ruler. And wipe a right-and-left detection board with
the ruler. (However, use neither water nor cleaning solution)
④ Fly dust with Blois or an air duster again.
② ②
③ ③ ③
①