Tektronix DSA8300, Service Manual

Page: 88 / 138

Removal and Installation
Module Slot Doors You will need angled-tip tweezers.
NOTE.
Before you proceed, please see the information about removing the
Electrical Front-End, Optical Front-End, and Time Base parts. (See page 4-38.)
(See page 4-39.) (See page 4-37.)
1. To access the module slot doors, remove these assemblies:
Trim (all) (See page 4-9.)
Bottom cover (See page 4-10.)
Left and Right covers (See page 4-10.)
Power Side board (See Figure 5-3.)
Time Base assembly (See page 4-37.)
Electrical Front-End assembly (See page 4-38.)
Optical Front-End assembly (See page 4-39.)
2. To remove the module doors:
a. Place the Optical Front-End chassis on the work surface so that you are
looking into the chassis. (See Figure 4-18.)
b. Use the angled-tip tweezers to push in on one of the module door spring
arms so that the spring will disconnect from the chassis.
c. Repeat with the other spring arm, and remove the module door from the
chassis.
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