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Maintenance
6-20
1705A Spectrum Monitor
Remove these screws in order
to remove the bezel
Figure 6-8: Bezel securing screws
For graticule light removal and replacement, tweezers with curved, serrated tips
are recommended. For example: Miltex PL312, 6--100 (equivalent to PL312) or
PL317 (longer than PL312).
CAUTION. Needle-nosed pliers are not recommended.
Replacement bulbs are supplied with this instrument as Standard Accessories.
Additional bulbs can be purchased from Tektronix (see Replaceable Electrical
Parts list) or from local electronics distribution sources.
Procedure
1. Remove the bezel according to the preceding instructions.
2. To remove a bulb, position the tweezer tips on the thin, flat portion of the
bulb (close to the plastic socket). Carefully pull the bulb straight out.
3. To install a bulb, hold it with the tweezers as described in step 2, position it
in front of the socket, and push the bulb with your finger until it snaps into
place.
Graticule Light Removal
and Replacement