Leica M500 N Service Manual page 71

Service manual M500 N, M520, M525
Doc Code 10 665 751
Step Description
2.13 Check software compatibility
2.14 Select main menue and use cursor keys
to change focus speed, zoom speed,
zoom magnification and working distance
(WD).
3 M500 N / M520 / M525 optics carrier
Various
3.1 Inspect optics.
3.2 Check interface for protective glass.
3.3 Check dovetail interface.
A/B slide
3.4 Inspect A- and B slide.
3.5 Load available equipment onto optics
carrier and perform manual balancing of
A/B axis.
Focus functions
3.6 Press focus up button at left and right
handle.
7-5
Required results
Allowed combinations:
Control unit 1.87 – optics carrier 2.4 and 4.4
Control unit 1.81 – optics carrier 2.4
Control unit 1.84 – optics carrier 2.4
Control unit 1.76 – optics carrier 2.4
Control unit 1.54 – optics carrier 2.3
Control unit 1.40 – optics carrier 1.4
Values can be changed as required:
Focus and zoom speed: 1...100%
Magnification* and working distance:
M500 N optics carrier
1.4 (at WD max 407) to 13.7 (at WD min 207)
M520, M525 optics carrier
1.2 (at WD max 470) to 12.8 (at WD min 207)
*for eyepiece magnification 10x and tube focal length
170mm
Optics clean.
Protective glass fits properly.
Tube fits properly.
Smooth movement through entire range:
A= min 63mm, B= min 42mm
Microscope is balanced in A/B axis.
M500 N:
Working distance (WD) increases to 407
M520 & M525:
Working distance (WD) increases to 470,
the WD indication on optics carrier is
equivalent to WD display on control unit.
Inspection
07/2007 Gahe
O.K. Fails