Removal and Replacement
Maintenance
824
1. Have handy a screwdriver with a size T 15 Torx
R tip (Items 1 and 2).
2. Set theoscilloscopeso its top is down on thework surface, with its front
facing towards you.
3. Disconnect themain board communications cable(J601) at the main
board. Removethecablefrom its cableclamp (seeFigure812).
NOTE
Early versions of this option did not use the video cable, power
cable, or the screws at the rear of the chassis. If your option does
not use these parts, skip steps 4, 5, and 7.
4. If used on your option, disconnect the video cable (J703) at the main
board.
5. If used on your option, remove the two screws connecting the assembly
to thechassis (seeFigure812) using a screwdriver with a sizeT 15
Torx
R tip.
6. Set theoscilloscopeso its bottom is down on thework surface, with its
rear facing towards you.
7. If used on your option, disconnect power cable J4 from the power supply.
8. If your option has the video cable and printer power cable but they are
not used on your option, remove the cables from their cable clamp.
9. Using a screwdriver with a size T 15 Torx
R tip, removethetwo screws on
theleft sideof theassembly (seeFigure812).
10. Now remove the two screws on the rear panel that fasten the assembly to
thechassis.
11. Pull theassembly towards thefront of theinstrument and up and out of
the chassis. Carefully route the cables through their holes in the chassis.
12. Reinstallation: Perform steps 11 through 3 in reverse order.
Option 14 Assembly
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