Fluke 8062A, Инструкция по эксплуатации

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Maintenance
General Information
4
4-11
To disassemble the microcomputer pcb, use the following procedure:
1. Turn the main pcb face down and remove the two small screws at the
top of the pcb to free the microcomputer pcb.
2. Refer to Figure 4-2. Beginning with item 7, remove items 7 through 3
(leave item 2 attached to item 1). Be sure to observe the handling
precautions for items 7, 5, and 4.
To assemble the microcomputer LCD, refer to Figure 4-2. Beginning with
item 3, assemble items 3 through 7 (in ascending numerical order). Be sure
to follow the handling precautions for items 4, 5, and 7.
4-9. Backup Fuse Replacement
Use the following procedure to replace the backup fuse (F2):
1. Remove the top cover by following the precautions given previously for
the calibration and backup fuse access.
2. Use a flat-tipped screwdriver to pry the fuse out of its fuse holder. Pry
the fuse from the side as indicated in Figure 4-1.
3. Replace the defective backup fuse with a 3A/600V type BBS-3 (Fluke
PN 475004). Refer to section 2-4 for information about replacing fuse
F1 (2A/250V; American style: fast acting type AGX2 1/4 x 1”, Fluke
PN 376582; European style: 5 x 20 mm, Fluke PN 460972).
4-10. Cleaning
Clean the front panel and case with a damp cloth and mild detergent. Do not
use abrasives, solvents, or alcohol.
Warning
To avoid electrical shock, remove test leads and any
input signals before cleaning.